16道小学奥数题,高手来帮忙100悬赏,我在线等,急求!不要方程(/左边的是分子,右边分母) 16道六年级上奥数题

\u4e94\u5e74\u7ea740\u9053\u6570\u5b66\u9898\uff01\u6025\u9700\uff01\uff01\uff01\u60ac\u8d4f50\uff01\uff01\uff01

\u4e94\u5e74\u7ea7\u953b\u70bc\u601d\u7ef4\u6700\u9002\u5408\u7528\u5e94\u7528\u9898\u4e86\u3002

\u5148\u7ed9\u4f60\u51e0\u9053\u5e38\u89c4\u7684\u5e94\u7528\u9898\uff0c\u6709\u8be6\u7ec6\u89e3\u7b54\u3002
1.\u6709\u4e00\u4e9b\u7cd6\uff0c\u6bcf\u4eba\u52065\u5757\u591a10\u5757\uff1b\u5982\u679c\u73b0\u6709\u7684\u4eba\u6570\u589e\u52a0\u5230\u539f\u4eba\u6570\u76841.5\u500d\uff0c\u90a3\u4e48\u6bcf\u4eba4\u5757\u5c31\u5c112\u5757.\u95ee\u8fd9\u4e9b\u7cd6\u5171\u6709\u591a\u5c11\u5757?

\u3010\u5206\u6790\u4e0e\u89e3\u3011 \u65b9\u6cd5\u4e00\uff1a\u8bbe\u5f00\u59cb\u5171\u6709x\u4eba\uff0c\u4e24\u79cd\u5206\u6cd5\u7684\u7cd6\u603b\u6570\u4e0d\u53d8\uff0c\u67095x+10=4\u00d71.5x-2\uff0c\u89e3\u5f97x=12\uff0c\u6240\u4ee5\u8fd9\u4e9b\u7cd6\u5171\u670912\u00d75+10=70\u5757\uff0e
\u65b9\u6cd5\u4e8c\uff1a\u4eba\u6570\u589e\u52a01.5\u500d\u540e\uff0c\u6bcf\u4eba\u52064\u5757\uff0c\u76f8\u5f53\u4e8e\u539f\u6765\u7684\u4eba\u6570\uff0c\u6bcf\u4eba\u52061.5\u00d74=6\u5757\uff0e
\u6709\u8fd9\u4e9b\u7cd6\uff0c\u6bcf\u4eba\u52065\u5757\u591a10\u5757\uff0c\u6bcf\u4eba\u52066\u5757\u5c112\u5757\uff0c\u6240\u4ee5\u5f00\u59cb\u603b\u4eba\u6570\u4e3a(10+2)\u00f7(6-5)=12\u4eba\uff0c\u90a3\u4e48\u5171\u6709\u7cd612\u00d75+10=70\u5757\uff0e

2.\u7532\u3001\u4e59\u4e24\u4e2a\u5c0f\u670b\u53cb\u5404\u6709\u4e00\u888b\u7cd6\uff0c\u6bcf\u888b\u7cd6\u4e0d\u523020\u7c92.\u5982\u679c\u7532\u7ed9\u4e59\u4e00\u5b9a\u6570\u91cf\u7684\u7cd6\u540e\uff0c\u7532\u7684\u7cd6\u5c31\u662f\u4e59\u7684\u7cd6\u7c92\u6570\u76842\u500d\uff1b\u5982\u679c\u4e59\u7ed9\u7532\u540c\u6837\u6570\u91cf\u7684\u7cd6\u540e\uff0c\u7532\u7684\u7cd6\u5c31\u662f\u4e59\u7684\u7cd6\u7c92\u6570\u76843\u500d.\u90a3\u4e48\uff0c\u7532\u3001\u4e59\u4e24\u4e2a\u5c0f\u670b\u53cb\u5171\u6709\u7cd6\u591a\u5c11\u7c92?
\u3010\u5206\u6790\u4e0e\u89e3\u3011 \u7531\u9898\u610f\u77e5\u7cd6\u7684\u603b\u6570\u5e94\u8be5\u662f3\u7684\u500d\u6570\uff0c\u8fd8\u662f4\u7684\u500d\u6570.\u5373\u4e3a12\u7684\u500d\u6570\uff0c\u56e0\u4e3a\u4e24\u888b\u7cd6\u6bcf\u888b\u90fd\u4e0d\u8d85\u8fc720\u7c92\uff0c\u6240\u4ee5\u603b\u6570\u4e0d\u8d85\u8fc740\u7c92.\u4e8e\u662f\u7cd6\u7684\u603b\u6570\u53ea\u53ef\u80fd\u4e3a12\u300124\u621636\u7c92\uff0e
\u5982\u679c\u7cd6\u7684\u603b\u6570\u4e3a12\u7684\u5947\u6570\u500d\uff0c\u90a3\u4e48\u201c\u4e59\u7ed9\u7532\u540c\u6837\u6570\u91cf\u7684\u7cd6\u540e\u201d\uff0c\u7532\u7684\u7cd6\u4e3a12\u00f7\uff083+1)\u00d73=9\u7684\u5947\u6570\u500d.\u90a3\u4e48\u5728\u7532\u7ed9\u4e59\u4e24\u500d\u201c\u540c\u6837\u7684\u6570\u91cf\u7cd6\u201d\u540e\uff0c\u7532\u7684\u7cd6\u4e3a12\u00f7(2+1)\u00d72=8\u7684\u5947\u6570\u500d\uff0e
\u4e5f\u5c31\u662f\u8bf4\u4e00\u4e2a\u5947\u6570\u52a0\u4e0a\u4e00\u4e2a\u5076\u6570\u7b49\u4e8e\u5076\u6570\uff0c\u663e\u7136\u4e0d\u53ef\u80fd\uff0e\u6240\u4ee5\u7cd6\u7684\u603b\u6570\u4e0d\u80fd\u4e3a12\u7684\u5947\u6570\u500d\uff0e
\u90a3\u4e48\u7532\u3001\u4e59\u4e24\u4e2a\u5c0f\u670b\u53cb\u5171\u6709\u7684\u7cd6\u53ea\u80fd\u4e3a12\u7684\u5076\u6570\u500d\uff0c\u5373\u4e3a24\u7c92\uff0e

3.\u7532\u73ed\u670942\u540d\u5b66\u751f\uff0c\u4e59\u73ed\u670948\u540d\u5b66\u751f.\u5df2\u77e5\u5728\u67d0\u6b21\u6570\u5b66\u8003\u8bd5\u4e2d\u6309\u767e\u5206\u5236\u8bc4\u5377\uff0c\u8bc4\u5377\u7ed3\u679c\u5404\u73ed\u7684\u6570\u5b66\u603b\u6210\u7ee9\u76f8\u540c\uff0c\u5404\u73ed\u7684\u5e73\u5747\u6210\u7ee9\u90fd\u662f\u6574\u6570\uff0c\u5e76\u4e14\u5e73\u5747\u6210\u7ee9\u90fd\u9ad8\u4e8e80\u5206.\u90a3\u4e48\u7532\u73ed\u7684\u5e73\u5747\u6210\u7ee9\u6bd4\u4e59\u73ed\u9ad8\u591a\u5c11\u5206?

\u3010\u5206\u6790\u4e0e\u89e3\u3011 \u65b9\u6cd5\u4e00\uff1a\u56e0\u4e3a\u6bcf\u73ed\u7684\u5e73\u5747\u6210\u7ee9\u90fd\u662f\u6574\u6570\uff0c\u4e14\u4e24\u73ed\u7684\u603b\u6210\u7ee9\u76f8\u7b49\uff0c\u6240\u4ee5\u603b\u6210\u7ee9\u65e2\u662f42\u7684\u500d\u6570\uff0c\u53c8\u662f48\u7684\u500d\u6570\uff0c\u6240\u4ee5\u4e3a[42\uff0c48]=336\u7684\u500d\u6570\uff0e
\u56e0\u4e3a\u4e59\u73ed\u7684\u5e73\u5747\u6210\u7ee9\u9ad8\u4e8e80\u5206\uff0c\u6240\u4ee5\u603b\u6210\u7ee9\u5e94\u9ad8\u4e8e48\u00d780=3840\u5206\uff0e
\u53c8\u56e0\u4e3a\u662f\u6309\u767e\u5206\u5236\u8bc4\u5377\uff0c\u6240\u4ee5\u7532\u73ed\u7684\u5e73\u5747\u6210\u7ee9\u4e0d\u4f1a\u8d85\u8fc7100\u5206\uff0c\u90a3\u4e48\u603b\u6210\u7ee9\u5e94\u4e0d\u9ad8\u4e8e42\u00d7100=4200\u5206\uff0e
\u57283840\uff5e4200\u4e4b\u95f4\u4e14\u662f336\u7684\u500d\u6570\u7684\u6570\u53ea\u67094032.\u6240\u4ee5\u4e24\u4e2a\u73ed\u7684\u603b\u5206\u5747\u4e3a4032\u5206\uff0e
\u90a3\u4e48\u7532\u73ed\u7684\u5e73\u5747\u5206\u4e3a4032\u00f742=96\u5206\uff0c\u4e59\u73ed\u7684\u5e73\u5747\u5206\u4e3a4032\u00f748=84\u5206\uff0e
\u6240\u4ee5\u7532\u73ed\u7684\u5e73\u5747\u5206\u6bd4\u4e59\u73ed\u7684\u5e73\u5747\u5206\u9ad896-84=12\u5206\uff0e

\u65b9\u6cd5\u4e8c\uff1a\u7532\u73ed\u5e73\u5747\u5206\u00d742=\u4e59\u73ed\u5e73\u5747\u5206\u00d748\uff0c\u5373\u7532\u73ed\u5e73\u5747\u5206\u00d77=\u4e59\u73ed\u5e73\u5747\u5206\u00d78\uff0c\u56e0\u4e3a7\u30018\u4e92\u8d28\uff0c\u6240\u4ee5\u7532\u73ed\u7684\u5e73\u5747\u5206\u4e3a\u67d0\u6570\u76848\u500d\uff0c\u4e59\u73ed\u7684\u5e73\u5747\u5206\u4e3a\u67d0\u6570\u76847\u500d\uff0c\u53c8\u56e0\u4e3a\u4e24\u4e2a\u73ed\u7684\u5e73\u5747\u5206\u5747\u8d85\u8fc780\u5206\uff0c\u4e0d\u9ad8\u4e8e100\u5206\uff0c\u6240\u4ee5\u8fd9\u4e2a\u6570\u53ea\u80fd\u4e3a12\uff0e
\u6240\u4ee5\u7532\u73ed\u7684\u5e73\u5747\u5206\u6bd4\u4e59\u73ed\u7684\u5e73\u5747\u5206\u9ad812\u00d7(8-7)=12\u5206\uff0e

4.\u67d0\u4e61\u6c34\u7535\u7ad9\u6309\u6237\u6536\u53d6\u7535\u8d39,\u5177\u4f53\u89c4\u5b9a\u662f:\u5982\u679c\u6bcf\u6708\u7528\u7535\u4e0d\u8d85\u8fc724\u5ea6,\u5c31\u6309\u6bcf\u5ea69\u5206\u94b1\u6536\u8d39\uff1b\u5982\u679c\u8d85\u8fc724\u5ea6,\u8d85\u51fa\u7684\u90e8\u5206\u6309\u6bcf\u5ea62\u89d2\u94b1\u6536\u8d39.\u5df2\u77e5\u5728\u67d0\u6708\u4e2d,\u7532\u5bb6\u6bd4\u4e59\u5bb6\u591a\u4ea4\u4e86\u7535\u8d399\u89d26\u5206\u94b1(\u7528\u7535\u6309\u6574\u5ea6\u8ba1\u7b97),\u95ee\u7532\u3001\u4e59\u4e24\u5bb6\u5404\u4ea4\u4e86\u591a\u5c11\u7535\u8d39?

\u3010\u5206\u6790\u4e0e\u89e3\u3011 \u5982\u679c\u7532\u3001\u4e59\u4e24\u5bb6\u7528\u7535\u5747\u8d85\u8fc724\u5ea6,\u90a3\u4e48\u4ed6\u4eec\u4e24\u5bb6\u7684\u7535\u8d39\u5dee\u5e94\u662f2\u89d2\u94b1\u7684\u6574\u6570\u500d\uff1b
\u5982\u679c\u7532\u3001\u4e59\u4e24\u5bb6\u7528\u7535\u5747\u4e0d\u8d85\u8fc724\u5ea6\uff0c\u90a3\u4e48\u4ed6\u4eec\u4e24\u5bb6\u7684\u7535\u8d39\u5dee\u5e94\u662f9\u5206\u94b1\u7684\u6574\u6570\u500d\uff0e
\u73b0\u57289\u89d26\u5206\u65e2\u4e0d\u662f2\u89d2\u94b1\u7684\u6574\u6570\u500d,\u53c8\u4e0d\u662f9\u5206\u94b1\u7684\u6574\u6570\u500d\uff0c\u6240\u4ee5\u7532\u5bb6\u7684\u7528\u7535\u8d85\u8fc7\u4e8624\u5ea6,\u4e59\u5bb6\u7684\u7528\u7535\u4e0d\u8d85\u8fc724\u5ea6\uff0e
\u8bbe\u7532\u5bb6\u7528\u4e8624\uff0bx\u5ea6\u7535,\u4e59\u5bb6\u7528\u4e8624-y\u5ea6\u7535\uff0c\u670920x+9y=96\uff0c\u5f97x=3\uff0cy=4\uff0e
\u5373\u7532\u5bb6\u7528\u4e8627\u5ea6\u7535,\u4e59\u5bb6\u7528\u4e8620\u5ea6\u7535,\u90a3\u4e48\u4e59\u5bb6\u5e94\u4ea4\u7535\u8d3920\u00d79=180\u5206=1\u51438\u89d2,\u5219\u7532\u5bb6\u4ea4\u4e86180+96=276\u5206=2\u51437\u89d26\u5206\uff0e
\u5373\u7532\u3001\u4e59\u4e24\u5bb6\u5404\u4ea4\u7535\u8d392\u51437\u89d26\u5206,1\u51438\u89d2\uff0e
5.\u4e00\u5c0f\u3001\u4e8c\u5c0f\u4e24\u6821\u6625\u6e38\u7684\u4eba\u6570\u90fd\u662f10\u7684\u6574\u6570\u500d\uff0c\u51fa\u884c\u65f6\u4e24\u6821\u4eba\u5458\u4e0d\u5408\u4e58\u4e00\u8f86\u8f66\uff0c\u4e14\u6bcf\u8f86\u8f66\u5c3d\u91cf\u5750\u6ee1\uff0e\u73b0\u5728\u77e5\u9053\uff0c\u82e5\u4e24\u6821\u90fd\u79df\u7528\u670914\u4e2a\u5ea7\u4f4d\u7684\u65c5\u6e38\u8f66\uff0c\u5219\u4e24\u6821\u5171\u9700\u79df\u7528\u8fd9\u79cd\u8f6672\u8f86\uff1b\u82e5\u4e24\u6821\u90fd\u79df\u752819\u4e2a\u5ea7\u4f4d\u7684\u65c5\u6e38\u8f66\uff0c\u5219\u4e8c\u5c0f\u8981\u6bd4\u4e00\u5c0f\u591a\u79df\u7528\u8fd9\u79cd\u8f667\u8f86.\u95ee\u4e24\u6821\u53c2\u52a0\u8fd9\u6b21\u6625\u6e38\u7684\u4eba\u6570\u5404\u662f\u591a\u5c11?
\u3010\u5206\u6790\u4e0e\u89e3\u3011 \u8bbe\u4e8c\u5c0f\u6625\u6e38\u4eba\u6570\u4e3am\uff0c\u4e00\u5c0f\u6625\u6e38\u4eba\u6570\u4e3an\uff0e\u7531\u5df2\u77e5\u4e5819\u5ea7\u9762\u5305\u8f66\u4e8c\u5c0f\u6bd4\u4e00\u5c0f\u591a\u79df\u75287\u8f86.\u6240\u4ee5 19\u00d76+1\u2264m-n\u226419\u00d78-1\uff0c\u5373115\u2264m-n\u2264151\uff0e
\u53c8\u5df2\u77e5\u4e24\u6821\u5171\u9700\u79df\u752814\u5ea7\u9762\u5305\u8f6672\u8f86,\u6240\u4ee5 70\u00d714+2\u2264m+n\u226472\u00d714\uff0c\u5373982\u2264m+n\u22641008\uff0e
\u540c\u65f6\u5df2\u77e5m\u4e0en\u90fd\u662f10\u7684\u500d\u6570,\u4e8e\u662f\u6709
, \u89e3\u5f97 , \u53e6\u5916\u56db\u7ec4\u56e0\u4e3a\u89e3\u5f97m\u3001n\u4e0d\u662f10\u7684\u500d\u6570\uff0e
\u7ecf\u68c0\u9a8c\u53ea\u6709 \u6ee1\u8db3\uff0e
\u6240\u4ee5\uff0c\u4e00\u5c0f\u53c2\u52a0\u6625\u6e38430\u4eba\uff0c\u4e8c\u5c0f\u53c2\u52a0\u6625\u6e38570\u4eba\uff0e

6.\u67d0\u6e38\u5ba2\u572810\u65f615\u5206\u7531\u7801\u5934\u5212\u51fa\u4e00\u6761\u5c0f\u8239\uff0c\u4ed6\u6b32\u5728\u4e0d\u8fdf\u4e8e13\u65f6\u56de\u5230\u7801\u5934\uff0e\u6cb3\u6c34\u7684\u6d41\u901f\u4e3a\u6bcf\u5c0f\u65f61.4\u5343\u7c73\uff0c\u5c0f\u8239\u5728\u9759\u6c34\u4e2d\u7684\u901f\u5ea6\u4e3a\u6bcf\u5c0f\u65f63\u5343\u7c73\uff0c\u4ed6\u6bcf\u521230\u5206\u949f\u5c31\u4f11\u606f15\u5206\u949f\uff0c\u4e2d\u9014\u4e0d\u6539\u53d8\u65b9\u5411\uff0c\u5e76\u5728\u67d0\u6b21\u4f11\u606f\u540e\u5f80\u56de\u5212.\u90a3\u4e48\u4ed6\u6700\u591a\u80fd\u5212\u79bb\u7801\u5934\u591a\u8fdc?
\u3010\u5206\u6790\u4e0e\u89e3\u3011 \u4ece10\u65f615\u5206\u51fa\u53d1\uff0c\u4e0d\u8fdf\u4e8e13\u65f6\u5fc5\u987b\u8fd4\u56de\uff0c\u6240\u4ee5\u6700\u591a\u53ef\u5212\u884c2\u5c0f\u65f645\u5206\uff0c\u5373165\u5206\u949f.165=4\u00d730+3\u00d715\uff0c\u6700\u591a\u53ef\u52124\u4e2a30\u5206\u949f\uff0c\u4f11\u606f3\u4e2a15\u5206\u949f\uff0e
\u987a\u6d41\u901f\u5ea6\u4e3a3+1.4=4.4\u5343\u7c73/4,\u65f6\uff1b\u6240\u4ee5\u987a\u6d41\u534a\u5c0f\u65f6\u5212\u884c\u8def\u7a0b\u4e3a4.4\u00d70.5=2.2\u5343\u7c73\uff1b
\u9006\u6d41\u901f\u5ea6\u4e3a3-1.4=1.6\u5343\u7c73/4,\u65f6\uff1b\u6240\u4ee5\u9006\u6d41\u534a\u5c0f\u65f6\u5212\u884c\u8def\u7a0b\u4e3a1.6\u00d70.5=0.8\u5343\u7c73\uff0e
\u4f11\u606f15\u5206\u949f,\u5219\u8239\u987a\u6d41\u6f02\u884c\u7684\u8def\u7a0b\u4e3a1.4\u00d70.25=0.35\u5343\u7c73\uff0e
\u7b2c\u4e00\u79cd\u60c5\u51b5:\u5f53\u5f00\u59cb\u987a\u6d41\u65f6,\u81f3\u5c11\u5212\u884c\u534a\u5c0f\u65f6,\u884c\u9a762.2\u5343\u7c73,\u800c\u5728\u4f11\u606f\u76843\u4e2a\u65f6\u95ee\u5185\u8239\u53c8\u987a\u6d41\u6f02\u884c0.35\u00d73=1.05\u5343\u7c73\u7684\u8def\u7a0b,\u6240\u4ee5\u9006\u6d41\u8fd4\u56de\u65f6\u9700\u5212\u884c2.2+1.05=3.25\u5343\u7c73\uff0e
3.25\u00f71.6=2.03125\u5c0f\u65f6=121.875\u5206\u949f.\u5373\u6700\u5c11\u970030+15\u00d73+121.875=196.875\u5206\u949f>165\u5206\u949f\uff0c\u6765\u4e0d\u53ca\u6309\u65f6\u8fd8\u8239.\u4e0d\u6ee1\u8db3\uff0e
\u7b2c\u4e8c\u79cd\u60c5\u51b5:\u5f53\u5f00\u59cb\u9006\u6d41\u65f6,\u6bcf\u9006\u6d41\u534a\u5c0f\u65f6,\u5219\u884c\u9a760.8\u5343\u7c73,\u52193\u6b21\u9006\u6d41\u540e,\u884c\u9a76\u4e860.8\u00d73=2.4\u5343\u7c73\uff0c\u8239\u5728\u6e38\u5ba2\u4f11\u606f\u65f6\u987a\u6d41\u6f02\u884c\u4e861.05\u5343\u7c73,\u6240\u4ee5\u56de\u5212\u65f6\u53ea\u7528\u5212\u884c2.4-1.05=1.35\u5343\u7c73\u7684\u8def\u7a0b,\u97001.35\u00f74.4\u22480.3068\u5c0f\u65f6\u224818.41\u5206\u949f.\u5171\u97003\u00d730+3\u00d715+18.41=153.41\u5206\u949f<165\u5206\u949f,\u6ee1\u8db3\uff0e
\u4e8e\u662f,\u53ea\u6709\u7b2c\u4e8c\u79cd\u60c5\u51b5\u6ee1\u8db3,\u6b64\u65f6\u6700\u8fdc\u7684\u8def\u7a0b\u4e3a\u4f11\u606f\u4e862\u6b21\u540e\u7b2c3\u6b21\u9006\u6d41\u6240\u81f3\u7684\u5730\u70b9,\u4e3a0.8\u00d73-0.35\u00d72=1.7\u5343\u7c73\uff0e
\u6240\u4ee5,\u4ed6\u6700\u591a\u80fd\u5212\u79bb\u7801\u59341.7\u5343\u7c73\uff0e
7. \u673a\u68b0\u5382\u8ba1\u5212\u751f\u4ea7\u4e00\u6279\u673a\u5e8a\uff0c\u539f\u8ba1\u5212\u6bcf\u5929\u751f\u4ea740\u53f0\uff0c\u53ef\u5728\u9884\u5b9a\u7684\u65f6\u95f4\u5185\u5b8c\u6210\u4efb\u52a1\uff0c\u5b9e\u9645\u6bcf\u5929\u751f\u4ea748\u53f0\uff0c\u7ed3\u679c\u63d0\u524d4\u5929\u5b8c\u6210\u4efb\u52a1\uff0c\u6c42\u8fd9\u6279\u673a\u5e8a\u6709\u591a\u5c11\u53f0\uff1f

48\u00d7[40\u00d74\u00f7(48-40)]=960(\u53f0)

8. \u67d0\u5370\u5237\u5382\u8ba1\u5212\u752824\u5929\u88c5\u8ba2\u4e00\u6279\u4e66\uff0c\u6bcf\u5929\u88c5\u8ba212000\u672c\uff0c\u5b9e\u9645\u63d0\u524d4\u5929\u5b8c\u6210\u4e86\u4efb\u52a1\uff0c\u5b9e\u9645\u6bd4\u539f\u8ba1\u5212\u6bcf\u5929\u591a\u88c5\u8ba2\u591a\u5c11\u672c\uff1f
12000\u00d724\u00f7(24-4)-12000=2400(\u672c)

9. \u7532\u3001\u4e59\u4e24\u7816\u5382\uff0c\u7532\u5382\u539f\u5b58\u781687500\u5757\uff0c\u4e59\u5382\u6bd4\u7532\u5382\u591a\u5b58\u78164500\u5757\uff0c\u67d0\u65e5\u7532\u5382\u5356\u51fa25000\u5757\uff0c\u4e59\u5382\u6bd4\u7532\u5382\u5c11\u5356\u51fa3000\u5757\uff0c\u8fd9\u65f6\u54ea\u5382\u5b58\u7816\u591a\uff1f\u591a\u591a\u5c11\u5757\uff1f
\u7532\u5382\u5b58\u7816\uff1a87500-25000=62500(\u5757)
\u4e59\u5382\u5b58\u7816\uff1a(87500+4500)-(25000-3000)=70000(\u5757)
\u2234 \u4e59\u5382\u5b58\u7816\u591a\uff0c\u591a 70000-62500=7500(\u5757)
10. \u4e00\u7b50\u82f9\u679c\u8fde\u7b50\u5171\u91cd45\u5343\u514b\uff0c\u5356\u51fa\u4e00\u534a\u540e\uff0c\u5269\u4e0b\u7684\u82f9\u679c\u8fde\u7b50\u5171\u91cd24\u5343\u514b\uff0c\u6c42\u539f\u6765\u6709\u82f9\u679c\u591a\u5c11\u5343\u514b\uff1f
(45-24)\u00d72=42(\u5343\u514b)

1.\u7532\u3001\u4e59\u4e24\u5730\u76f8\u8ddd465\u5343\u7c73\uff0c\u4e00\u8f86\u6c7d\u8f66\u4ece\u7532\u5730\u5f00\u5f80\u4e59\u5730\uff0c\u4ee5\u6bcf\u5c0f\u65f660\u5343\u7c73\u7684\u901f\u5ea6\u884c\u9a76\u4e00\u6bb5\u540e\uff0c\u6bcf\u5c0f\u65f6\u52a0\u901f15\u5343\u7c73\uff0c\u5171\u7528\u4e867\u5c0f\u65f6\u5230\u8fbe\u4e59\u5730\u3002\u6bcf\u5c0f\u65f660\u5343\u7c73\u7684\u901f\u5ea6\u884c\u9a76\u4e86\u51e0\u5c0f\u65f6\uff1f
2.\u7b3c\u4e2d\u88c5\u6709\u9e21\u548c\u5154\u82e5\u5e72\u53ea\uff0c\u5171100\u53ea\u811a\uff0c\u82e5\u5c06\u9e21\u6362\u6210\u5154\uff0c\u5154\u6362\u6210\u9e21\uff0c\u5219\u517192\u53ea\u811a\u3002\u7b3c\u4e2d\u539f\u6709\u5154\u3001\u9e21\u5404\u591a\u5c11\u53ea\uff1f
3.\u8718\u86db\u67098\u6761\u817f\uff0c\u873b\u8713\u67096\u6761\u817f\u548c2\u5bf9\u7fc5\u8180\u3002\u8749\u67096\u6761\u817f\u548c1\u5bf9\u7fc5\u8180\u3002\u73b0\u5728\u8fd9\u4e09\u79cd\u5c0f\u866b\u517118\u53ea\uff0c\u6709118\u6761\u817f\u548c20\u5bf9\u7fc5\u8180\uff0c\u6bcf\u79cd\u5c0f\u866b\u5404\u51e0\u53ea\uff1f
4.\u5b66\u96f7\u950b\u6d3b\u52a8\u4e2d\uff0c\u540c\u5b66\u4eec\u5171\u505a\u597d\u4e8b240\u4ef6\uff0c\u5927\u540c\u5b66\u6bcf\u4eba\u505a\u597d\u4e8b8\u4ef6\uff0c\u5c0f\u540c\u5b66\u6bcf\u4eba\u505a\u597d\u4e8b3\u4ef6\uff0c\u4ed6\u4eec\u5e73\u5747\u6bcf\u4eba\u505a\u597d\u4e8b6\u4ef6\u3002\u53c2\u52a0\u8fd9\u6b21\u6d3b\u52a8\u7684\u5c0f\u540c\u5b66\u6709\u591a\u5c11\u4eba\uff1f
5.\u67d0\u73ed42\u4e2a\u540c\u5b66\u53c2\u52a0\u690d\u6811\uff0c\u7537\u751f\u5e73\u5747\u6bcf\u4eba\u79cd3\u68f5\uff0c\u5973\u751f\u5e73\u5747\u6bcf\u4eba\u79cd2\u68f5\uff0c\u5df2\u77e5\u7537\u751f\u6bd4\u5973\u751f\u591a\u79cd56\u68f5\uff0c\u7537\u3001\u5973\u751f\u5404\u6709\u591a\u5c11\u4eba\uff1f

\u7b54\u6848\uff1a
1.\u89e3\uff1a\u8bbe\u6bcf\u5c0f\u65f660\u5343\u7c73\u7684\u901f\u5ea6\u884c\u9a76\u4e86x\u5c0f\u65f6\u3002
60x+(60+15)(7-x)=465
60x+525-75x=465
525-15x=465
15x=60
x=4
\u7b54\uff1a\u6bcf\u5c0f\u65f660\u5343\u7c73\u7684\u901f\u5ea6\u884c\u9a76\u4e864\u5c0f\u65f6\u3002

2.\u89e3\uff1a\u5154\u6362\u6210\u9e21\uff0c\u6bcf\u53ea\u5c31\u51cf\u5c11\u4e862\u53ea\u811a\u3002
(100-92)/2=4\u53ea\uff0c
\u5154\u5b50\u67094\u53ea\u3002
(100-4*4)/2=42\u53ea
\u7b54\uff1a\u5154\u5b50\u67094\u53ea\uff0c\u9e21\u670942\u53ea\u3002

3.\u89e3\uff1a\u8bbe\u8718\u86db18\u53ea\uff0c\u873b\u8713y\u53ea\uff0c\u8749z\u53ea\u3002
\u4e09\u79cd\u5c0f\u866b\u517118\u53ea\uff0c\u5f97\uff1a
x+y+z=18\u2026\u2026a\u5f0f
\u6709118\u6761\u817f\uff0c\u5f97\uff1a
8x+6y+6z=118\u2026\u2026b\u5f0f
\u670920\u5bf9\u7fc5\u8180\uff0c\u5f97\uff1a
2y+z=20\u2026\u2026c\u5f0f
\u5c06b\u5f0f-6*a\u5f0f\uff0c\u5f97\uff1a
8x+6y+6z-6(x+y+z)=118-6*18
2x=10
x=5
\u8718\u86db\u67095\u53ea\uff0c
\u5219\u873b\u8713\u548c\u8749\u5171\u670918-5=13\u53ea\u3002
\u518d\u5c06z\u5316\u4e3a(13-y)\u53ea\u3002
\u518d\u4ee3\u5165c\u5f0f\uff0c\u5f97\uff1a
2y+13-y=20
y=7
\u873b\u8713\u67097\u53ea\u3002
\u8749\u670918-5-7=6\u53ea\u3002
\u7b54\uff1a\u8718\u86db\u67095\u53ea\uff0c\u873b\u8713\u67097\u53ea\uff0c\u8749\u67096\u53ea\u3002

4.\u89e3\uff1a\u540c\u5b66\u4eec\u5171\u505a\u597d\u4e8b240\u4ef6,\u4ed6\u4eec\u5e73\u5747\u6bcf\u4eba\u505a\u597d\u4e8b6\u4ef6,
\u8bf4\u660e\u4ed6\u4eec\u5171\u6709240/6=40\u4eba
\u8bbe\u5927\u540c\u5b66\u6709x\u4eba\uff0c\u5c0f\u540c\u5b66\u6709(40-x)\u4eba\u3002
8x+3(40-x)=240
8x+120-3x=240
5x+120=240
5x=120
x=24
40-x=16
\u7b54\uff1a\u5927\u540c\u5b66\u670924\u4eba\uff0c\u5c0f\u540c\u5b66\u670916\u4eba\u3002

5.\u89e3\uff1a\u8bbe\u7537\u751fx\u4eba\uff0c\u5973\u751f(42-x)\u4eba\u3002
3x-2(42-x)=56
3x+2x-84=56
5x=140
x=28
42-x=14
\u7b54\uff1a\u7537\u751f28\u4eba\uff0c\u5973\u751f14\u4eba





\u518d\u7ed9\u4f60\u51e0\u5957\u4e94\u5e74\u7ea7\u7684\u5965\u6570\u5e94\u7528\u9898\uff0c\u8fc7\u7a0b\u7b54\u6848\u90fd\u6709\uff0c\u4f60\u53ef\u4ee5\u8bd5\u8bd5\uff0c\u4e0d\u8981\u88ab\u5965\u6570\u5413\u5230\u4e86\uff0c\u505a\u4e00\u505a\u5f00\u62d3\u601d\u7ef4\u3002

\u5c0f\u5b66\u4e94\u5e74\u7ea7\u7ecf\u5178\u5965\u6570\u9898\uff08\u4e00\uff09

\u98981\u3001\u8425\u4e1a\u5458\u628a\u4e00\u5f205\u5143\u7684\u4eba\u6c11\u5e01\u548c\u4e00\u5f205\u89d2\u7684\u4eba\u6c11\u5e01\u6362\u6210\u4e8628\u5f20\u7968\u9762\u4e3a1\u5143\u548c1\u89d2\u7684\u4eba\u6c11\u5e01\uff0c\u6c42\u6362\u6765\u7684\u8fd9\u4e24\u79cd\u4eba\u6c11\u5e01\u5404\u591a\u5c11\u5f20\uff1f

\u98982\u3001\u6709\u4e00\u5143\uff0c\u4e8c\u5143\uff0c\u4e94\u5143\u7684\u4eba\u6c11\u5e01\u517150\u5f20\uff0c\u603b\u9762\u503c\u4e3a116\u5143\uff0c\u5df2\u77e5\u4e00\u5143\u7684\u6bd4\u4e8c\u5143\u7684\u591a2\u5f20\uff0c\u95ee\u4e09\u79cd\u9762\u503c\u7684\u4eba\u6c11\u5e01\u5404\u591a\u5c11\u5f20\uff1f

\u98983\u3001\u67093\u5143\uff0c5\u5143\u548c7\u5143\u7684\u7535\u5f71\u7968400\u5f20\uff0c\u4e00\u5171\u4ef7\u503c1920\u5143\uff0c\u5176\u4e2d7\u5143\u548c5\u5143\u7684\u5f20\u6570\u76f8\u7b49\uff0c\u4e09\u79cd\u4ef7\u683c\u7684\u7535\u5f71\u7968\u5404\u591a\u5c11\u5f20\uff1f

\u98984\u3001\u7528\u5927\u3001\u5c0f\u4e24\u79cd\u6c7d\u8f66\u8fd0\u8d27\uff0c\u6bcf\u8f86\u5927\u6c7d\u8f66\u88c518\u7bb1\uff0c\u6bcf\u8f86\u5c0f\u6c7d\u8f66\u88c512\u7bb1\uff0c\u73b0\u5728\u670918\u8f66\u8d27\uff0c\u4ef7\u503c3024\u5143\uff0c\u82e5\u6bcf\u7bb1\u4fbf\u5b9c2\u5143\uff0c\u5219\u8fd9\u6279\u8d27\u4ef7\u503c2520\u5143\uff0c\u95ee\uff1a\u5927\u3001\u5c0f\u6c7d\u8f66\u5404\u6709\u591a\u5c11\u8f86\uff1f

\u98985\u3001\u4e00\u8f86\u5361\u8f66\u8fd0\u77ff\u77f3\uff0c\u6674\u5929\u6bcf\u5929\u53ef\u8fd020\u6b21\uff0c\u96e8\u5929\u6bcf\u5929\u53ef\u8fd012\u6b21\uff0c\u5b83\u4e00\u5171\u8fd0\u4e86112\u6b21\uff0c\u5e73\u5747\u6bcf\u5929\u8fd014\u6b21\uff0c\u8fd9\u51e0\u5929\u4e2d\u6709\u51e0\u5929\u662f\u96e8\u5929\uff1f

\u98986\u3001\u8fd0\u6765\u4e00\u6279\u897f\u74dc\uff0c\u51c6\u5907\u5206\u4e24\u7c7b\u5356\uff0c\u5927\u7684\u6bcf\u5343\u514b0.4\u5143\uff0c\u5c0f\u7684\u6bcf\u5343\u514b0.3\u5143\uff0c\u8fd9\u6837\u5356\u8fd9\u6279\u897f\u74dc\u5171\u503c290\u5143\uff0c\u5982\u679c\u6bcf\u5343\u514b\u897f\u74dc\u964d\u4ef70.05\u5143\uff0c\u8fd9\u6279\u897f\u74dc\u53ea\u80fd\u5356250\u5143\uff0c\u95ee\uff1a\u6709\u591a\u5c11\u5343\u514b\u5927\u897f\u74dc\uff1f

\u98987\u3001\u7532\u3001\u4e59\u4e8c\u4eba\u6295\u98de\u9556\u6bd4\u8d5b\uff0c\u89c4\u5b9a\u6bcf\u4e2d\u4e00\u6b21\u8bb010\u5206\uff0c\u8131\u9776\u6bcf\u6b21\u5012\u62636\u5206\uff0c\u4e24\u4eba\u5404\u629510\u6b21\uff0c\u5171\u5f97152\u5206\uff0c\u5176\u4e2d\u7532\u6bd4\u4e59\u591a\u5f9716\u5206\uff0c\u95ee\uff1a\u4e24\u4eba\u5404\u4e2d\u591a\u5c11\u6b21\uff1f

\u98988\u3001\u67d0\u6b21\u6570\u5b66\u7ade\u8d5b\u5171\u670920\u6761\u9898\u76ee\uff0c\u6bcf\u7b54\u5bf9\u4e00\u9898\u5f975\u5206\uff0c\u9519\u4e86\u4e00\u9898\u4e0d\u4ec5\u4e0d\u5f97\u5206\uff0c\u800c\u4e14\u8fd8\u8981\u5012\u62632\u5206\uff0c\u8fd9\u6b21\u7ade\u8d5b\u5c0f\u660e\u5f97\u4e8686\u5206\uff0c\u95ee\uff1a\u4ed6\u7b54\u5bf9\u4e86\u51e0\u9053\u9898\uff1f


\u7b54\u6848\uff1a

1.\u89e3\uff1a\u8bbe\u67091\u5143\u7684x\u5f20\uff0c1\u89d2\u7684(28-x)\u5f20

x+0.1(28-x)=5.5

0.9x=2.7

x=3

28-x=25

\u7b54\uff1a\u6709\u4e00\u5143\u76843\u5f20\uff0c\u4e00\u89d2\u768425\u5f20\u3002

2.\u89e3\uff1a\u8bbe1\u5143\u7684\u6709x\u5f20\uff0c2\u5143\u7684\uff08x-2)\u5f20\uff0c5\u5143\u7684(52-2x)

x+2(x-2)+5(52-2x)=116

x+2x-4+260-10x=116

7x=140

x=20

x-2=18

52-2x=12

\u7b54\uff1a1\u5143\u7684\u670920\u5f20\uff0c2\u514318\u5f20\uff0c5\u514312\u5f20\u3002

3.\u89e3\uff1a\u8bbe\u67097\u5143\u548c5\u5143\u5404x\u5f20\uff0c3\u5143\u7684(400-2x)\u5f20

7x+5x+3(400-2x)=1920

12x+1200-6x=1920

6x=720

x=120

400-2x=160

\u7b54\uff1a\u67093\u5143\u7684160\u5f20\uff0c7\u5143\u30015\u5143\u5404120\u5f20\u3002

4.\u89e3\uff1a\u8d27\u7269\u603b\u6570\uff1a\uff083024-2520\uff09\u00f72=252\uff08\u7bb1\uff09

\u8bbe\u6709\u5927\u6c7d\u8f66x\u8f86\uff0c\u5c0f\u6c7d\u8f66(18-x)\u8f86

18x+12(18-x)=252

18x+216-12x=252

6x=36

x=6

18-x=12

\u7b54\uff1a\u6709\u5927\u6c7d\u8f666\u8f86\uff0c\u5c0f\u6c7d\u8f6612\u8f86\u3002

5.\u89e3\uff1a\u5929\u6570=112\u00f714=8\u5929

\u8bbe\u6709x\u5929\u662f\u96e8\u5929

20(8-x)+12x=112

160-20x+12x=112

8x=48

x=6

\u7b54\uff1a\u67096\u5929\u662f\u96e8\u5929\u3002

6.\u89e3\uff1a\u897f\u74dc\u6570\uff1a\uff08290-250\uff09\u00f70.05=800\u5343\u514b

\u8bbe\u6709\u5927\u897f\u74dcx\u5343\u514b

0.4x+0.3(800-x)=290

0.4x+240-0.3x=290

0.1x=50

x=500

\u7b54\uff1a\u6709\u5927\u897f\u74dc500\u5343\u514b\u3002

7.\u89e3\uff1a\u7532\u5f97\u5206\uff1a\uff08152+16\uff09\u00f72=84\u5206

\u4e59\uff1a152-84=68\u5206

\u8bbe\u7532\u4e2dx\u6b21

10x-6(10-x)=84

10x-60+6x=84

16x=144

x=9

\u8bbe\u4e59\u4e2dy\u6b21

10y-6(10-y)=68

16y=128

y=8

\u7b54\uff1a\u7532\u4e2d9\u6b21\uff0c\u4e598\u6b21\u3002

8.\u89e3\uff1a\u8bbe\u4ed6\u7b54\u5bf9x\u9053\u9898

5x-2(20-x)=86

5x-40+2x=86

7x=126

x=18

\u7b54\uff1a\u4ed6\u7b54\u5bf9\u4e8618\u9898\u3002


\u5c0f\u5b66\u4e94\u5e74\u7ea7\u7ecf\u5178\u5965\u6570\u9898\uff08\u4e8c\uff09

1.\u7532\u3001\u4e59\u4e24\u5730\u76f8\u8ddd465\u5343\u7c73\uff0c\u4e00\u8f86\u6c7d\u8f66\u4ece\u7532\u5730\u5f00\u5f80\u4e59\u5730\uff0c\u4ee5\u6bcf\u5c0f\u65f660\u5343\u7c73\u7684\u901f\u5ea6\u884c\u9a76\u4e00\u6bb5\u540e\uff0c\u6bcf\u5c0f\u65f6\u52a0\u901f15\u5343\u7c73\uff0c\u5171\u7528\u4e867\u5c0f\u65f6\u5230\u8fbe\u4e59\u5730\u3002\u6bcf\u5c0f\u65f660\u5343\u7c73\u7684\u901f\u5ea6\u884c\u9a76\u4e86\u51e0\u5c0f\u65f6\uff1f

2.\u7b3c\u4e2d\u88c5\u6709\u9e21\u548c\u5154\u82e5\u5e72\u53ea\uff0c\u5171100\u53ea\u811a\uff0c\u82e5\u5c06\u9e21\u6362\u6210\u5154\uff0c\u5154\u6362\u6210\u9e21\uff0c\u5219\u517192\u53ea\u811a\u3002\u7b3c\u4e2d\u539f\u6709\u5154\u3001\u9e21\u5404\u591a\u5c11\u53ea\uff1f

3.\u8718\u86db\u67098\u6761\u817f\uff0c\u873b\u8713\u67096\u6761\u817f\u548c2\u5bf9\u7fc5\u8180\u3002\u8749\u67096\u6761\u817f\u548c1\u5bf9\u7fc5\u8180\u3002\u73b0\u5728\u8fd9\u4e09\u79cd\u5c0f\u866b\u517118\u53ea\uff0c\u6709118\u6761\u817f\u548c20\u5bf9\u7fc5\u8180\uff0c\u6bcf\u79cd\u5c0f\u866b\u5404\u51e0\u53ea\uff1f

4.\u5b66\u96f7\u950b\u6d3b\u52a8\u4e2d\uff0c\u540c\u5b66\u4eec\u5171\u505a\u597d\u4e8b240\u4ef6\uff0c\u5927\u540c\u5b66\u6bcf\u4eba\u505a\u597d\u4e8b8\u4ef6\uff0c\u5c0f\u540c\u5b66\u6bcf\u4eba\u505a\u597d\u4e8b3\u4ef6\uff0c\u4ed6\u4eec\u5e73\u5747\u6bcf\u4eba\u505a\u597d\u4e8b6\u4ef6\u3002\u53c2\u52a0\u8fd9\u6b21\u6d3b\u52a8\u7684\u5c0f\u540c\u5b66\u6709\u591a\u5c11\u4eba\uff1f

5.\u67d0\u73ed42\u4e2a\u540c\u5b66\u53c2\u52a0\u690d\u6811\uff0c\u7537\u751f\u5e73\u5747\u6bcf\u4eba\u79cd3\u68f5\uff0c\u5973\u751f\u5e73\u5747\u6bcf\u4eba\u79cd2\u68f5\uff0c\u5df2\u77e5\u7537\u751f\u6bd4\u5973\u751f\u591a\u79cd56\u68f5\uff0c\u7537\u3001\u5973\u751f\u5404\u6709\u591a\u5c11\u4eba\uff1f

\u7b54\u6848\uff1a

1.\u89e3\uff1a\u8bbe\u6bcf\u5c0f\u65f660\u5343\u7c73\u7684\u901f\u5ea6\u884c\u9a76\u4e86x\u5c0f\u65f6\u3002

60x+(60+15)(7-x)=465

60x+525-75x=465

525-15x=465

15x=60

x=4

\u7b54\uff1a\u6bcf\u5c0f\u65f660\u5343\u7c73\u7684\u901f\u5ea6\u884c\u9a76\u4e864\u5c0f\u65f6\u3002

2.\u89e3\uff1a\u5154\u6362\u6210\u9e21\uff0c\u6bcf\u53ea\u5c31\u51cf\u5c11\u4e862\u53ea\u811a\u3002

(100-92)/2=4\u53ea\uff0c

\u5154\u5b50\u67094\u53ea\u3002

(100-4*4)/2=42\u53ea

\u7b54\uff1a\u5154\u5b50\u67094\u53ea\uff0c\u9e21\u670942\u53ea\u3002

3.\u89e3\uff1a\u8bbe\u8718\u86db18\u53ea\uff0c\u873b\u8713y\u53ea\uff0c\u8749z\u53ea\u3002

\u4e09\u79cd\u5c0f\u866b\u517118\u53ea\uff0c\u5f97\uff1a

x+y+z=18\u2026\u2026a\u5f0f

\u6709118\u6761\u817f\uff0c\u5f97\uff1a

8x+6y+6z=118\u2026\u2026b\u5f0f

\u670920\u5bf9\u7fc5\u8180\uff0c\u5f97\uff1a

2y+z=20\u2026\u2026c\u5f0f

\u5c06b\u5f0f-6*a\u5f0f\uff0c\u5f97\uff1a

8x+6y+6z-6(x+y+z)=118-6*18

2x=10

x=5

\u8718\u86db\u67095\u53ea\uff0c

\u5219\u873b\u8713\u548c\u8749\u5171\u670918-5=13\u53ea\u3002

\u518d\u5c06z\u5316\u4e3a(13-y)\u53ea\u3002

\u518d\u4ee3\u5165c\u5f0f\uff0c\u5f97\uff1a

2y+13-y=20

y=7

\u873b\u8713\u67097\u53ea\u3002

\u8749\u670918-5-7=6\u53ea\u3002

\u7b54\uff1a\u8718\u86db\u67095\u53ea\uff0c\u873b\u8713\u67097\u53ea\uff0c\u8749\u67096\u53ea\u3002

4.\u89e3\uff1a\u540c\u5b66\u4eec\u5171\u505a\u597d\u4e8b240\u4ef6,\u4ed6\u4eec\u5e73\u5747\u6bcf\u4eba\u505a\u597d\u4e8b6\u4ef6,

\u8bf4\u660e\u4ed6\u4eec\u5171\u6709240/6=40\u4eba

\u8bbe\u5927\u540c\u5b66\u6709x\u4eba\uff0c\u5c0f\u540c\u5b66\u6709(40-x)\u4eba\u3002

8x+3(40-x)=240

8x+120-3x=240

5x+120=240

5x=120

x=24

40-x=16

\u7b54\uff1a\u5927\u540c\u5b66\u670924\u4eba\uff0c\u5c0f\u540c\u5b66\u670916\u4eba\u3002

5.\u89e3\uff1a\u8bbe\u7537\u751fx\u4eba\uff0c\u5973\u751f(42-x)\u4eba\u3002

3x-2(42-x)=56

3x+2x-84=56

5x=140

x=28

42-x=14

\u7b54\uff1a\u7537\u751f28\u4eba\uff0c\u5973\u751f14\u4eba

\u4e94\u5e74\u7ea7\u5965\u6570\u9898
1. 765\u00d7213\u00f727\uff0b765\u00d7327\u00f727
\u89e3\uff1a\u539f\u5f0f=765\u00f727\u00d7(213+327)= 765\u00f727\u00d7540=765\u00d720=15300

2. (9999\uff0b9997\uff0b\u2026\uff0b9001)-(1\uff0b3\uff0b\u2026\uff0b999)
\u89e3\uff1a\u539f\u5f0f=\uff089999-999\uff09+\uff089997-997\uff09+\uff089995-995\uff09+\u2026\u2026+(9001-1)
=9000+9000+\u2026\u2026.+9000 (500\u4e2a9000)
=4500000
3\uff0e19981999\u00d719991998-19981998\u00d719991999
\u89e3\uff1a\uff0819981998+1\uff09\u00d719991998-19981998\u00d719991999
=19981998\u00d719991998-19981998\u00d719991999+19991998
=19991998-19981998
=10000

4\uff0e(873\u00d7477-198)\u00f7(476\u00d7874\uff0b199)
\u89e3\uff1a873\u00d7477-198=476\u00d7874\uff0b199
\u56e0\u6b64\u539f\u5f0f=1

5\uff0e2000\u00d71999-1999\u00d71998\uff0b1998\u00d71997-1997\u00d71996\uff0b\u2026\uff0b2\u00d71
\u89e3\uff1a\u539f\u5f0f\uff1d1999\u00d7\uff082000\uff0d1998\uff09\uff0b1997\u00d7\uff081998\uff0d1996\uff09\uff0b\u2026
\uff0b3\u00d7\uff084\uff0d2\uff09\uff0b2\u00d71
\uff1d\uff081999\uff0b1997\uff0b\u2026\uff0b3\uff0b1\uff09\u00d72\uff1d2000000\u3002
6\uff0e297\uff0b293\uff0b289\uff0b\u2026\uff0b209
\u89e3\uff1a\uff08209+297\uff09*23/2=5819
7\uff0e\u8ba1\u7b97\uff1a
\u89e3\uff1a\u539f\u5f0f=\uff083/2\uff09*\uff084/3\uff09*\uff085/4\uff09*\u2026*(100/99)*(1/2)*(2/3)*(3/4)*\u2026*(98/99)
=50*(1/99)=50/99
8.

\u89e3\uff1a\u539f\u5f0f=\uff081*2*3\uff09/(2*3*4)=1/4
9. \u67097\u4e2a\u6570\uff0c\u5b83\u4eec\u7684\u5e73\u5747\u6570\u662f18\u3002\u53bb\u6389\u4e00\u4e2a\u6570\u540e\uff0c\u5269\u4e0b6\u4e2a\u6570\u7684\u5e73\u5747\u6570\u662f19\uff1b\u518d\u53bb\u6389\u4e00\u4e2a\u6570\u540e\uff0c\u5269\u4e0b\u76845\u4e2a\u6570\u7684\u5e73\u5747\u6570\u662f20\u3002\u6c42\u53bb\u6389\u7684\u4e24\u4e2a\u6570\u7684\u4e58\u79ef\u3002
\u89e3\uff1a 7*18-6*19=126-114=12
6*19-5*20=114-100=14
\u53bb\u6389\u7684\u4e24\u4e2a\u6570\u662f12\u548c14\u5b83\u4eec\u7684\u4e58\u79ef\u662f12*14=168
10. \u6709\u4e03\u4e2a\u6392\u6210\u4e00\u5217\u7684\u6570\uff0c\u5b83\u4eec\u7684\u5e73\u5747\u6570\u662f 30\uff0c\u524d\u4e09\u4e2a\u6570\u7684\u5e73\u5747\u6570\u662f28\uff0c\u540e\u4e94\u4e2a\u6570\u7684\u5e73\u5747\u6570\u662f33\u3002\u6c42\u7b2c\u4e09\u4e2a\u6570\u3002
\u89e3\uff1a28\u00d73\uff0b33\u00d75-30\u00d77=39\u3002
11. \u6709\u4e24\u7ec4\u6570\uff0c\u7b2c\u4e00\u7ec49\u4e2a\u6570\u7684\u548c\u662f63\uff0c\u7b2c\u4e8c\u7ec4\u7684\u5e73\u5747\u6570\u662f11\uff0c\u4e24\u4e2a\u7ec4\u4e2d\u6240\u6709\u6570\u7684\u5e73\u5747\u6570\u662f8\u3002\u95ee\uff1a\u7b2c\u4e8c\u7ec4\u6709\u591a\u5c11\u4e2a\u6570\uff1f
\u89e3\uff1a\u8bbe\u7b2c\u4e8c\u7ec4\u6709x\u4e2a\u6570\uff0c\u521963\uff0b11x=8\u00d7\uff089+x\uff09\uff0c\u89e3\u5f97x=3\u3002
12\uff0e\u5c0f\u660e\u53c2\u52a0\u4e86\u516d\u6b21\u6d4b\u9a8c\uff0c\u7b2c\u4e09\u3001\u7b2c\u56db\u6b21\u7684\u5e73\u5747\u5206\u6bd4\u524d\u4e24\u6b21\u7684\u5e73\u5747\u5206\u591a2\u5206\uff0c\u6bd4\u540e\u4e24\u6b21\u7684\u5e73\u5747\u5206\u5c112\u5206\u3002\u5982\u679c\u540e\u4e09\u6b21\u5e73\u5747\u5206\u6bd4\u524d\u4e09\u6b21\u5e73\u5747\u5206\u591a3\u5206\uff0c\u90a3\u4e48\u7b2c\u56db\u6b21\u6bd4\u7b2c\u4e09\u6b21\u591a\u5f97\u51e0\u5206\uff1f
\u89e3\uff1a\u7b2c\u4e09\u3001\u56db\u6b21\u7684\u6210\u7ee9\u548c\u6bd4\u524d\u4e24\u6b21\u7684\u6210\u7ee9\u548c\u591a4\u5206\uff0c\u6bd4\u540e\u4e24\u6b21\u7684\u6210\u7ee9\u548c\u5c114\u5206\uff0c\u63a8\u77e5\u540e\u4e24\u6b21\u7684\u6210\u7ee9\u548c\u6bd4\u524d\u4e24\u6b21\u7684\u6210\u7ee9\u548c\u591a8\u5206\u3002\u56e0\u4e3a\u540e\u4e09\u6b21\u7684\u6210\u7ee9\u548c\u6bd4\u524d\u4e09\u6b21\u7684\u6210\u7ee9\u548c\u591a9\u5206\uff0c\u6240\u4ee5\u7b2c\u56db\u6b21\u6bd4\u7b2c\u4e09\u6b21\u591a9\uff0d8=1\uff08\u5206\uff09\u3002
13. \u5988\u5988\u6bcf4\u5929\u8981\u53bb\u4e00\u6b21\u526f\u98df\u5546\u5e97\uff0c\u6bcf 5\u5929\u8981\u53bb\u4e00\u6b21\u767e\u8d27\u5546\u5e97\u3002\u5988\u5988\u5e73\u5747\u6bcf\u661f\u671f\u53bb\u8fd9\u4e24\u4e2a\u5546\u5e97\u51e0\u6b21\uff1f(\u7528\u5c0f\u6570\u8868\u793a)
\u89e3\uff1a\u6bcf20\u5929\u53bb9\u6b21\uff0c9\u00f720\u00d77=3.15\uff08\u6b21\uff09\u3002
14. \u4e59\u3001\u4e19\u4e24\u6570\u7684\u5e73\u5747\u6570\u4e0e\u7532\u6570\u4e4b\u6bd4\u662f13\u22367\uff0c\u6c42\u7532\u3001\u4e59\u3001\u4e19\u4e09\u6570\u7684\u5e73\u5747\u6570\u4e0e\u7532\u6570\u4e4b\u6bd4\u3002
\u89e3\uff1a\u4ee5\u7532\u6570\u4e3a7\u4efd\uff0c\u5219\u4e59\u3001\u4e19\u4e24\u6570\u517113\u00d72\uff1d26\uff08\u4efd\uff09
\u6240\u4ee5\u7532\u4e59\u4e19\u7684\u5e73\u5747\u6570\u662f\uff0826+7\uff09/3=11\uff08\u4efd\uff09
\u56e0\u6b64\u7532\u4e59\u4e19\u4e09\u6570\u7684\u5e73\u5747\u6570\u4e0e\u7532\u6570\u4e4b\u6bd4\u662f11\uff1a7\u3002
15. \u4e94\u5e74\u7ea7\u540c\u5b66\u53c2\u52a0\u6821\u529e\u5de5\u5382\u7cca\u7eb8\u76d2\u52b3\u52a8\uff0c\u5e73\u5747\u6bcf\u4eba\u7cca\u4e8676\u4e2a\u3002\u5df2\u77e5\u6bcf\u4eba\u81f3\u5c11\u7cca\u4e8670\u4e2a\uff0c\u5e76\u4e14\u5176\u4e2d\u6709\u4e00\u4e2a\u540c\u5b66\u7cca\u4e8688\u4e2a\uff0c\u5982\u679c\u4e0d\u628a\u8fd9\u4e2a\u540c\u5b66\u8ba1\u7b97\u5728\u5185\uff0c\u90a3\u4e48\u5e73\u5747\u6bcf\u4eba\u7cca74\u4e2a\u3002\u7cca\u5f97\u6700\u5feb\u7684\u540c\u5b66\u6700\u591a\u7cca\u4e86\u591a\u5c11\u4e2a\uff1f
\u89e3\uff1a\u5f53\u628a\u7cca\u4e8688\u4e2a\u7eb8\u76d2\u7684\u540c\u5b66\u8ba1\u7b97\u5728\u5185\u65f6\uff0c\u56e0\u4e3a\u4ed6\u6bd4\u5176\u4f59\u540c\u5b66\u7684\u5e73\u5747\u6570\u591a88-74\uff1d14\uff08\u4e2a\uff09\uff0c\u800c\u4f7f\u5927\u5bb6\u7684\u5e73\u5747\u6570\u589e\u52a0\u4e8676\uff0d74=2\uff08\u4e2a\uff09\uff0c\u8bf4\u660e\u603b\u4eba\u6570\u662f14\u00f72\uff1d7\uff08\u4eba\uff09\u3002\u56e0\u6b64\u7cca\u5f97\u6700\u5feb\u7684\u540c\u5b66\u6700\u591a\u7cca\u4e86
74\u00d76-70\u00d75\uff1d94\uff08\u4e2a\uff09\u3002
16. \u7532\u3001\u4e59\u4e24\u73ed\u8fdb\u884c\u8d8a\u91ce\u884c\u519b\u6bd4\u8d5b\uff0c\u7532\u73ed\u4ee54.5\u5343\u7c73\uff0f\u65f6\u7684\u901f\u5ea6\u8d70\u4e86\u8def\u7a0b\u7684\u4e00\u534a\uff0c\u53c8\u4ee55.5\u5343\u7c73\uff0f\u65f6\u7684\u901f\u5ea6\u8d70\u5b8c\u4e86\u53e6\u4e00\u534a\uff1b\u4e59\u73ed\u5728\u6bd4\u8d5b\u8fc7\u7a0b\u4e2d\uff0c\u4e00\u534a\u65f6\u95f4\u4ee54.5\u5343\u7c73\uff0f\u65f6\u7684\u901f\u5ea6\u884c\u8fdb\uff0c\u53e6\u4e00\u534a\u65f6\u95f4\u4ee55.5\u5343\u7c73\uff0f\u65f6\u7684\u901f\u5ea6\u884c\u8fdb\u3002\u95ee\uff1a\u7532\u3001\u4e59\u4e24\u73ed\u8c01\u5c06\u83b7\u80dc\uff1f
\u89e3\uff1a\u5feb\u901f\u884c\u8d70\u7684\u8def\u7a0b\u8d8a\u957f\uff0c\u6240\u7528\u65f6\u95f4\u8d8a\u77ed\u3002\u7532\u73ed\u5feb\u3001\u6162\u901f\u884c\u8d70\u7684\u8def\u7a0b\u76f8\u540c\uff0c\u4e59\u73ed\u5feb\u901f\u884c\u8d70\u7684\u8def\u7a0b\u6bd4\u6162\u901f\u884c\u8d70\u7684\u8def\u7a0b\u957f\uff0c\u6240\u4ee5\u4e59\u73ed\u83b7\u80dc\u3002
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\uff082\uff09\u4ece\u8f66\u5c3e\u7ecf\u8fc7\u7532\u5230\u8f66\u5c3e\u7ecf\u8fc7\u4e59\uff0c\u706b\u8f66\u8d70\u4e86135\u79d2\uff0c\u6b64\u6bb5\u8def\u7a0b\u4e00\u4eba\u8d70\u97001350\u00d711=1485\uff08\u79d2\uff09\uff0c\u56e0\u4e3a\u7532\u5df2\u7ecf\u8d70\u4e86135\u79d2\uff0c\u6240\u4ee5\u5269\u4e0b\u7684\u8def\u7a0b\u4e24\u4eba\u8d70\u8fd8\u9700\uff081485\uff0d135\uff09\u00f72\uff1d675\uff08\u79d2\uff09\u3002
28. \u8f86\u8f66\u4ece\u7532\u5730\u5f00\u5f80\u4e59\u5730\uff0c\u5982\u679c\u628a\u8f66\u901f\u63d0\u9ad820\uff05\uff0c\u90a3\u4e48\u53ef\u4ee5\u6bd4\u539f\u5b9a\u65f6\u95f4\u63d0\u524d1\u65f6\u5230\u8fbe\uff1b\u5982\u679c\u4ee5\u539f\u901f\u884c\u9a76100\u5343\u7c73\u540e\u518d\u5c06\u8f66\u901f\u63d0\u9ad830\uff05\uff0c\u90a3\u4e48\u4e5f\u6bd4\u539f\u5b9a\u65f6\u95f4\u63d0\u524d1\u65f6\u5230\u8fbe\u3002\u6c42\u7532\u3001\u4e59\u4e24\u5730\u7684\u8ddd\u79bb\u3002


29. \u5b8c\u6210\u4e00\u4ef6\u5de5\u4f5c\uff0c\u9700\u8981\u7532\u5e725\u5929\u3001\u4e59\u5e72 6\u5929\uff0c\u6216\u8005\u7532\u5e72 7\u5929\u3001\u4e59\u5e722\u5929\u3002\u95ee\uff1a\u7532\u3001\u4e59\u5355\u72ec\u5e72\u8fd9\u4ef6\u5de5\u4f5c\u5404\u9700\u591a\u5c11\u5929\uff1f
\u89e3\uff1a\u7532\u9700\u8981(7*3-5)/2=8(\u5929)
\u4e59\u9700\u8981(6*7-2*5)/2=16\uff08\u5929\uff09
30\uff0e\u4e00\u6c34\u6c60\u88c5\u6709\u4e00\u4e2a\u653e\u6c34\u7ba1\u548c\u4e00\u4e2a\u6392\u6c34\u7ba1\uff0c\u5355\u5f00\u653e\u6c34\u7ba15\u65f6\u53ef\u5c06\u7a7a\u6c60\u704c\u6ee1\uff0c\u5355\u5f00\u6392\u6c34\u7ba17\u65f6\u53ef\u5c06\u6ee1\u6c60\u6c34\u6392\u5b8c\u3002\u5982\u679c\u653e\u6c34\u7ba1\u5f00\u4e862\u65f6\u540e\u518d\u6253\u5f00\u6392\u6c34\u7ba1\uff0c\u90a3\u4e48\u518d\u8fc7\u591a\u957f\u65f6\u95f4\u6c60\u5185\u5c06\u79ef\u6709\u534a\u6c60\u6c34\uff1f

31\uff0e\u5c0f\u677e\u8bfb\u4e00\u672c\u4e66\uff0c\u5df2\u8bfb\u4e0e\u672a\u8bfb\u7684\u9875\u6570\u4e4b\u6bd4\u662f3\u22364\uff0c\u540e\u6765\u53c8\u8bfb\u4e8633\u9875\uff0c\u5df2\u8bfb\u4e0e\u672a\u8bfb\u7684\u9875\u6570\u4e4b\u6bd4\u53d8\u4e3a5\u22363\u3002\u8fd9\u672c\u4e66\u5171\u6709\u591a\u5c11\u9875\uff1f
\u89e3\uff1a\u5f00\u59cb\u8bfb\u4e863/7 \u540e\u6765\u603b\u5171\u8bfb\u4e865/8
33/(5/8-3/7)=33/(11/56)=56*3=168\u9875
32\uff0e\u4e00\u4ef6\u5de5\u4f5c\u7532\u505a6\u65f6\u3001\u4e59\u505a12\u65f6\u53ef\u5b8c\u6210\uff0c\u7532\u505a8\u65f6\u3001\u4e59\u505a6\u65f6\u4e5f\u53ef\u4ee5\u5b8c\u6210\u3002\u5982\u679c\u7532\u505a3\u65f6\u540e\u7531\u4e59\u63a5\u7740\u505a\uff0c\u90a3\u4e48\u8fd8\u9700\u591a\u5c11\u65f6\u95f4\u624d\u80fd\u5b8c\u6210\uff1f
\u89e3\uff1a\u7532\u505a2\u5c0f\u65f6\u7684\u7b49\u4e8e\u4e59\u505a6\u5c0f\u65f6\u7684\uff0c\u6240\u4ee5\u4e59\u5355\u72ec\u505a\u9700\u8981
6*3+12=30\uff08\u5c0f\u65f6\uff09 \u7532\u5355\u72ec\u505a\u9700\u898110\u5c0f\u65f6
\u56e0\u6b64\u4e59\u8fd8\u9700\u8981(1-3/10)/(1/30)=21\u5929\u624d\u53ef\u4ee5\u5b8c\u6210\u3002

33. \u6709\u4e00\u6279\u5f85\u52a0\u5de5\u7684\u96f6\u4ef6\uff0c\u7532\u5355\u72ec\u505a\u97004\u5929\uff0c\u4e59\u5355\u72ec\u505a\u97005\u5929\uff0c\u5982\u679c\u4e24\u4eba\u5408\u4f5c\uff0c\u90a3\u4e48\u5b8c\u6210\u4efb\u52a1\u65f6\u7532\u6bd4\u4e59\u591a\u505a\u4e8620\u4e2a\u96f6\u4ef6\u3002\u8fd9\u6279\u96f6\u4ef6\u5171\u6709\u591a\u5c11\u4e2a\uff1f
\u89e3\uff1a\u7532\u548c\u4e59\u7684\u5de5\u4f5c\u65f6\u95f4\u6bd4\u4e3a4\uff1a5\uff0c\u6240\u4ee5\u5de5\u4f5c\u6548\u7387\u6bd4\u662f5\uff1a4
\u5de5\u4f5c\u91cf\u7684\u6bd4\u4e5f5\uff1a4\uff0c\u628a\u7532\u505a\u7684\u770b\u4f5c5\u4efd\uff0c\u4e59\u505a\u7684\u770b\u4f5c4\u4efd
\u90a3\u4e48\u7532\u6bd4\u4e59\u591a1\u4efd\uff0c\u5c31\u662f20\u4e2a\u3002\u56e0\u6b649\u4efd\u5c31\u662f180\u4e2a
\u6240\u4ee5\u8fd9\u6279\u96f6\u4ef6\u5171180\u4e2a
34.\u6316\u4e00\u6761\u6c34\u6e20\uff0c\u7532\u3001\u4e59\u4e24\u961f\u5408\u6316\u89816\u5929\u5b8c\u6210\u3002\u7532\u961f\u5148\u63163\u5929\uff0c\u4e59\u961f\u63a5\u7740
\u89e3\uff1a\u6839\u636e\u6761\u4ef6\uff0c\u7532\u63166\u5929\u4e59\u63162\u5929\u53ef\u6316\u8fd9\u6761\u6c34\u6e20\u76843/5
\u6240\u4ee5\u4e59\u63164\u5929\u80fd\u63162/5
\u56e0\u6b64\u4e591\u5929\u80fd\u63161/10\uff0c\u5373\u4e59\u5355\u72ec\u6316\u9700\u898110\u5929\u3002
\u7532\u5355\u72ec\u6316\u9700\u89811/\uff081/6-1/10\uff09=15\u5929\u3002
35. \u4fee\u4e00\u6bb5\u516c\u8def\uff0c\u7532\u961f\u72ec\u505a\u8981\u752840\u5929\uff0c\u4e59\u961f\u72ec\u505a\u8981\u752824\u5929\u3002\u73b0\u5728\u4e24\u961f\u540c\u65f6\u4ece\u4e24\u7aef\u5f00\u5de5\uff0c\u7ed3\u679c\u5728\u8ddd\u4e2d\u70b9750\u7c73\u5904\u76f8\u9047\u3002\u8fd9\u6bb5\u516c\u8def\u957f\u591a\u5c11\u7c73\uff1f
36. \u6709\u4e00\u6279\u5de5\u4eba\u5b8c\u6210\u67d0\u9879\u5de5\u7a0b\uff0c\u5982\u679c\u80fd\u589e\u52a0 8\u4e2a\u4eba\uff0c\u5219 10\u5929\u5c31\u80fd\u5b8c\u6210\uff1b\u5982\u679c\u80fd\u589e\u52a03\u4e2a\u4eba\uff0c\u5c31\u898120\u5929\u624d\u80fd\u5b8c\u6210\u3002\u73b0\u5728\u53ea\u80fd\u589e\u52a02\u4e2a\u4eba\uff0c\u90a3\u4e48\u5b8c\u6210\u8fd9\u9879\u5de5\u7a0b\u9700\u8981\u591a\u5c11\u5929\uff1f
\u89e3\uff1a\u5c061\u4eba1\u5929\u5b8c\u6210\u7684\u5de5\u4f5c\u91cf\u79f0\u4e3a1\u4efd\u3002\u8c03\u67653\u4eba\u4e0e\u8c03\u67658\u4eba\u76f8\u6bd4\uff0c10\u5929\u5c11\u5b8c\u6210\uff088-3\uff09\u00d710=50\uff08\u4efd\uff09\u3002\u8fd950\u4efd\u8fd8\u9700\u8c03\u67653\u4eba\u5e7210\u5929\uff0c\u6240\u4ee5\u539f\u6765\u6709\u5de5\u4eba50\u00f710\uff0d3\uff1d2\uff08\u4eba\uff09\uff0c\u5168\u90e8\u5de5\u7a0b\u6709\uff082+8\uff09\u00d710=100\uff08\u4efd\uff09\u3002\u8c03\u67652\u4eba\u9700100\u00f7\uff082+2\uff09=25\uff08\u5929\uff09\u3002

1\u3001\u5f20\u5f3a\u7528270\u5143\u4e70\u4e86\u4e00\u4ef6\u5916\u8863\u3001\u4e00\u9876\u5e3d\u5b50\u548c\u4e00\u6761\u88e4\u5b50,\u5916\u8863\u6bd4\u88e4\u5b50\u8d35140\u5143,\u4e70\u5916\u8863\u548c\u88e4\u5b50\u6bd4\u5e3d\u5b50\u591a\u82b1210\u5143,\u5f20\u5f3a\u4e70\u7684\u5916\u8863\u3001\u5e3d\u5b50\u548c\u88e4\u5b50\u5404\u591a\u5c11\u94b1?
2\u3001\u6709\u4e00\u7c7b\u5c0f\u4e8e200\u7684\u81ea\u7136\u6570,\u6bcf\u4e2a\u6570\u7684\u5404\u4f4d\u6570\u5b57\u4e4b\u548c\u662f\u5947\u6570,\u800c\u4e14\u90fd\u662f\u4e24\u4e2a\u4e24\u4f4d\u6570\u7684\u4e58\u79ef(\u4f8b\u5982\uff1a144=12\u00d712).\u90a3\u4e48\u8fd9\u4e00\u7c7b\u81ea\u7136\u6570\u4e2d,\u7b2c\u4e09\u5927\u7684\u6570\u662f________.
3\u30019\u4e2a\u8fde\u7eed\u7684\u81ea\u7136\u6570\u4e2d\u6700\u591a\u6709_________\u4e2a\u8d28\u6570
4\u3001\u627e\u51fa1992\u6240\u6709\u7684\u4e0d\u540c\u8d28\u56e0\u6570,\u5b83\u4eec\u7684\u548c\u662f_______
5\u3001\u4e00\u4e2a\u5206\u6570,\u5982\u679c\u5206\u6bcd\u51cf2,\u7ea6\u5206\u540e\u662f ,\u5982\u679c\u5206\u6bcd\u51cf9,\u7ea6\u5206\u540e\u662f .\u90a3\u4e48,\u539f\u6765\u7684\u5206\u6570\u662f________.
\u4e09\u3001\u89e3\u7b54\u9898\uff1a\uff081~7\u9898\u6bcf\u98985\u5206,8,9,10\u9898\u6bcf\u989810\u5206,\u517165\u5206\uff09
1\u3001\u5f20\u5f3a\u7528270\u5143\u4e70\u4e86\u4e00\u4ef6\u5916\u8863\u3001\u4e00\u9876\u5e3d\u5b50\u548c\u4e00\u6761\u88e4\u5b50,\u5916\u8863\u6bd4\u88e4\u5b50\u8d35140\u5143,\u4e70\u5916\u8863\u548c\u88e4\u5b50\u6bd4\u5e3d\u5b50\u591a\u82b1210\u5143,\u5f20\u5f3a\u4e70\u7684\u5916\u8863\u3001\u5e3d\u5b50\u548c\u88e4\u5b50\u5404\u591a\u5c11\u94b1?
2\u3001\u540c\u5b66\u4eec\u4e58\u5750\u5927\u3001\u4e2d\u578b\u4e24\u79cd\u8f66\u53bb\u6625\u6e38,\u5927\u578b\u8f66\u6bcf\u8f86\u53ef\u575065\u4eba,\u4e2d\u578b\u8f66\u6bcf\u8f86\u53ef\u575026\u4eba.\u73b0\u6709\u5b66\u751f\u548c\u6559\u5e08\u5171338\u4eba,\u8981\u4f7f\u6bcf\u4eba\u90fd\u6709\u4e00\u4e2a\u5ea7\u4f4d,\u5e76\u4e14\u8f66\u4e0a\u6ca1\u6709\u7a7a\u4f59\u5ea7\u4f4d,\u5927\u578b\u8f66\u548c\u4e2d\u578b\u8f66\u5404\u9700\u51e0\u8f86?
3\u3001\u4e24\u540d\u5de5\u4eba\u5171\u540c\u7f16\u5236\u4e00\u6279\u56f4\u5dfe,\u539f\u8ba1\u52126\u5c0f\u65f6\u5b8c\u6210.\u5b9e\u9645\u6bcf\u4eba\u90fd\u6bd4\u539f\u8ba1\u5212\u6bcf\u5c0f\u65f6\u591a\u52a0\u5de52\u6761,\u7ed3\u679c5\u5c0f\u65f6\u5c31\u5b8c\u6210\u4e86\u4efb\u52a1.\u8fd9\u6279\u56f4\u5dfe\u5171\u6709\u591a\u5c11\u6761?
4\u3001\u628a\u4e00\u4e2a\u6b63\u65b9\u5f62\u7684\u4e00\u8fb9\u7f29\u77ed20%,\u53e6\u4e00\u8fb9\u589e\u52a02\u7c73,\u5f97\u5230\u4e00\u4e2a\u957f\u65b9\u5f62,\u5b83\u4e0e\u539f\u6765\u6b63\u65b9\u5f62\u7684\u9762\u79ef\u76f8\u7b49.\u90a3\u4e48,\u6b63\u65b9\u5f62\u7684\u9762\u79ef\u662f\u591a\u5c11\u5e73\u65b9\u7c73.
5\u3001\u5206\u5b50\u3001\u5206\u6bcd\u4e4b\u548c\u662f23,\u5206\u6bcd\u589e\u52a019\u4ee5\u540e,\u5f97\u5230\u4e00\u4e2a\u65b0\u7684\u5206\u6570,\u628a\u8fd9\u4e2a\u5206\u6570\u5316\u4e3a\u6700\u7b80\u5206\u6570\u662f ,\u539f\u6765\u5206\u6570\u662f\u51e0\u5206\u4e4b\u51e0?
6\u3001\u6c7d\u8f66\u548c\u81ea\u884c\u8f66\u5206\u522b\u4eceA\u3001B\u4e24\u5730\u540c\u65f6\u76f8\u5411\u800c\u884c,\u6c7d\u8f66\u6bcf\u5c0f\u65f6\u884c50\u5343\u7c73,\u81ea\u884c\u8f66\u6bcf\u5c0f\u65f6\u884c10\u5343\u7c73,\u4e24\u8f66\u76f8\u9047\u540e,\u5404\u81ea\u4ecd\u6cbf\u539f\u65b9\u5411\u884c\u9a76,\u5f53\u6c7d\u8f66\u5230\u8fbeB\u5730\u540e\u8fd4\u56de\u5230\u4e24\u8f66\u76f8\u9047\u5730\u65f6,\u81ea\u884c\u8f66\u5728\u524d\u976210\u5343\u7c73\u5904\u6b63\u5411A\u5730\u884c\u9a76,\u6c42A,B\u4e24\u5730\u7684\u8ddd\u79bb.
7\u3001\u82e5\u81ea\u7136\u6570p,2p+1,4p+1\u90fd\u662f\u7d20\u6570,\u90a3\u4e488 +55=?
8\u3001\u6709\u4e00\u53ea\u8239\u53d1\u73b0\u6f0f\u6c34\u65f6,\u5df2\u7ecf\u8fdb\u4e86\u4e00\u4e9b\u6c34,\u73b0\u5728\u6c34\u5300\u901f\u8fdb\u5165\u8239\u5185.\u82e510\u4e2a\u4eba\u6dd8\u6c34,12\u4e2a\u5c0f\u65f6\u53ef\u4ee5\u6dd8\u5b8c\uff1b15\u4e2a\u4eba\u6dd8\u6c34,6\u5c0f\u65f6\u53ef\u4ee5\u6dd8\u5b8c,\u5982\u679c3\u5c0f\u65f6\u6dd8\u5b8c,\u9700\u8981\u591a\u5c11\u4eba\u6dd8\u6c34?
9\u3001\u7532\u3001\u4e59\u3001\u4e19\u3001\u4e01\u56db\u4eba\u4f53\u91cd\u5404\u4e0d\u76f8\u540c,\u5176\u4e2d\u6709\u4e24\u4eba\u7684\u5e73\u5747\u4f53\u91cd\u4e0e\u53e6\u5916\u4e24\u4eba\u7684\u5e73\u5747\u4f53\u91cd\u76f8\u7b49.\u7532\u4e0e\u4e59\u7684\u5e73\u5747\u4f53\u91cd\u6bd4\u7532\u4e0e\u4e19\u7684\u5e73\u5747\u4f53\u91cd\u5c118\u5343\u514b,\u4e59\u4e0e\u4e01\u7684\u5e73\u5747\u4f53\u91cd\u6bd4\u7532\u4e0e\u4e19\u7684\u5e73\u5747\u4f53\u91cd\u91cd,\u4e59\u4e0e\u4e19\u7684\u5e73\u5747\u4f53\u91cd\u662f49\u5343\u514b.\u6c42\uff1a\uff081\uff09\u7532\u3001\u4e59\u3001\u4e19\u3001\u4e01\u56db\u4eba\u7684\u5e73\u5747\u4f53\u91cd\u662f\u591a\u5c11?\uff082\uff09\u4e59\u7684\u4f53\u91cd\u662f\u591a\u5c11?
10\u3001A\u3001B\u3001C\u3001D\u3001E\u4e94\u4f4d\u540c\u5b66\u5404\u81ea\u4ece\u4e0d\u540c\u7684\u9014\u5f84\u6253\u542c\u5230\u4e2d\u5357\u5730\u533a\u5c0f\u5b66\u751f\u4e94\u5e74\u7ea7\u901a\u8baf\u8d5b\u83b7\u5f97\u7b2c\u4e00\u540d\u7684\u90a3\u4f4d\u540c\u5b66\u7684\u60c5\u51b5\uff08\u5177\u4f53\u5217\u8868\u5982\u4e0b\uff09\uff1a
A\u6253\u542c\u5230\uff1a \u59d3\u674e,\u662f\u5973\u540c\u5b66,\u5e74\u9f8413\u5c81,\u5e7f\u4e1c\u4eba
B\u6253\u542c\u5230\uff1a \u59d3\u5f20,\u662f\u7537\u540c\u5b66,\u5e74\u9f8411\u5c81,\u6e56\u5357\u4eba
C\u6253\u542c\u5230\uff1a \u59d3\u9648,\u662f\u5973\u540c\u5b66,\u5e74\u9f8413\u5c81,\u5e7f\u4e1c\u4eba
D\u6253\u542c\u5230\uff1a \u59d3\u9ec4,\u662f\u7537\u540c\u5b66,\u5e74\u9f8411\u5c81,\u5e7f\u897f\u4eba
E\u6253\u542c\u5230\uff1a \u59d3\u5f20,\u662f\u7537\u540c\u5b66,\u5e74\u9f8412\u5c81,\u5e7f\u4e1c\u4eba
\u5b9e\u9645\u4e0a\u83b7\u5f97\u7b2c\u4e00\u540d\u7684\u90a3\u4f4d\u540c\u5b66\u7684\u59d3\u6c0f\u3001\u6027\u522b\u3001\u5e74\u9f84\u3001\u7c4d\u8d2f\u8fd9\u56db\u9879\u5185\u5bb9\u7684\u771f\u5b9e\u60c5\u51b5\u5728\u4e0a\u8868\u4e2d\u5df2\u6709.\u800c\u4e94\u4f4d\u540c\u5b66\u6240\u6253\u542c\u5230\u7684\u60c5\u51b5,\u6bcf\u4eba\u90fd\u4ec5\u6709\u4e00\u9879\u662f\u6b63\u786e\u7684.
\u8bf7\u4f60\u636e\u6b64\u5224\u65ad\u8fd9\u4f4d\u83b7\u7b2c\u4e00\u540d\u7684\u540c\u5b66.
11\uff0e\u7532\u3001\u4e59\u4e24\u4eba\u5171\u540c\u52a0\u5de5\u4e00\u6279\u96f6\u4ef6,8\u5c0f\u65f6\u53f8\u4ee5\u5b8c\u6210\u4efb\u52a1\uff0e\u5982\u679c\u7532\u5355\u72ec\u52a0\u5de5,\u4fbf\u9700\u898112\u5c0f\u65f6\u5b8c\u6210\uff0e\u73b0\u5728\u7532\u3001\u4e59\u4e24\u4eba\u5171\u540c\u751f\u4ea7\u4e862 \u5c0f\u65f6\u540e,\u7532\u88ab\u8c03\u51fa\u505a\u5176\u4ed6\u5de5\u4f5c,\u7531\u4e59\u7ee7\u7eed\u751f\u4ea7\u4e86420\u4e2a\u96f6\u4ef6\u624d\u5b8c\u6210\u4efb\u52a1\uff0e\u95ee\u4e59\u4e00\u5171\u52a0\u5de5\u96f6\u4ef6\u591a\u5c11\u4e2a?
12\uff0e\u67d0\u5de5\u7a0b\u5148\u7531\u7532\u5355\u72ec\u505a63\u5929,\u518d\u7531\u4e59\u5355\u72ec\u505a28\u5929\u5373\u53ef\u5b8c\u6210\uff0e\u5982\u679c\u7531\u7532\u3001\u4e59\u4e24\u4eba\u5408\u4f5c,\u970048\u5929\u5b8c\u6210\uff0e\u73b0\u5728\u7532\u5148\u5355\u72ec\u505a42\u5929,\u7136\u540e\u518d\u7531\u4e59\u6765\u5355\u72ec\u5b8c\u6210,\u90a3\u4e48\u8fd8\u9700\u505a\u591a\u5c11\u5929? \u98981\u3001\u8425\u4e1a\u5458\u628a\u4e00\u5f205\u5143\u7684\u4eba\u6c11\u5e01\u548c\u4e00\u5f205\u89d2\u7684\u4eba\u6c11\u5e01\u6362\u6210\u4e8628\u5f20\u7968\u9762\u4e3a1\u5143\u548c1\u89d2\u7684\u4eba\u6c11\u5e01,\u6c42\u6362\u6765\u7684\u8fd9\u4e24\u79cd\u4eba\u6c11\u5e01\u5404\u591a\u5c11\u5f20?
\u98982\u3001\u6709\u4e00\u5143,\u4e8c\u5143,\u4e94\u5143\u7684\u4eba\u6c11\u5e01\u517150\u5f20,\u603b\u9762\u503c\u4e3a116\u5143,\u5df2\u77e5\u4e00\u5143\u7684\u6bd4\u4e8c\u5143\u7684\u591a2\u5f20,\u95ee\u4e09\u79cd\u9762\u503c\u7684\u4eba\u6c11\u5e01\u5404\u591a\u5c11\u5f20?
\u98983\u3001\u67093\u5143,5\u5143\u548c7\u5143\u7684\u7535\u5f71\u7968400\u5f20,\u4e00\u5171\u4ef7\u503c1920\u5143,\u5176\u4e2d7\u5143\u548c5\u5143\u7684\u5f20\u6570\u76f8\u7b49,\u4e09\u79cd\u4ef7\u683c\u7684\u7535\u5f71\u7968\u5404\u591a\u5c11\u5f20?
\u98984\u3001\u7528\u5927\u3001\u5c0f\u4e24\u79cd\u6c7d\u8f66\u8fd0\u8d27,\u6bcf\u8f86\u5927\u6c7d\u8f66\u88c518\u7bb1,\u6bcf\u8f86\u5c0f\u6c7d\u8f66\u88c512\u7bb1,\u73b0\u5728\u670918\u8f66\u8d27,\u4ef7\u503c3024\u5143,\u82e5\u6bcf\u7bb1\u4fbf\u5b9c2\u5143,\u5219\u8fd9\u6279\u8d27\u4ef7\u503c2520\u5143,\u95ee\uff1a\u5927\u3001\u5c0f\u6c7d\u8f66\u5404\u6709\u591a\u5c11\u8f86?
\u98985\u3001\u4e00\u8f86\u5361\u8f66\u8fd0\u77ff\u77f3,\u6674\u5929\u6bcf\u5929\u53ef\u8fd020\u6b21,\u96e8\u5929\u6bcf\u5929\u53ef\u8fd012\u6b21,\u5b83\u4e00\u5171\u8fd0\u4e86112\u6b21,\u5e73\u5747\u6bcf\u5929\u8fd014\u6b21,\u8fd9\u51e0\u5929\u4e2d\u6709\u51e0\u5929\u662f\u96e8\u5929?
\u98986\u3001\u8fd0\u6765\u4e00\u6279\u897f\u74dc,\u51c6\u5907\u5206\u4e24\u7c7b\u5356,\u5927\u7684\u6bcf\u5343\u514b0.4\u5143,\u5c0f\u7684\u6bcf\u5343\u514b0.3\u5143,\u8fd9\u6837\u5356\u8fd9\u6279\u897f\u74dc\u5171\u503c290\u5143,\u5982\u679c\u6bcf\u5343\u514b\u897f\u74dc\u964d\u4ef70.05\u5143,\u8fd9\u6279\u897f\u74dc\u53ea\u80fd\u5356250\u5143,\u95ee\uff1a\u6709\u591a\u5c11\u5343\u514b\u5927\u897f\u74dc?
\u98987\u3001\u7532\u3001\u4e59\u4e8c\u4eba\u6295\u98de\u9556\u6bd4\u8d5b,\u89c4\u5b9a\u6bcf\u4e2d\u4e00\u6b21\u8bb010\u5206,\u8131\u9776\u6bcf\u6b21\u5012\u62636\u5206,\u4e24\u4eba\u5404\u629510\u6b21,\u5171\u5f97152\u5206,\u5176\u4e2d\u7532\u6bd4\u4e59\u591a\u5f9716\u5206,\u95ee\uff1a\u4e24\u4eba\u5404\u4e2d\u591a\u5c11\u6b21?
\u98988\u3001\u67d0\u6b21\u6570\u5b66\u7ade\u8d5b\u5171\u670920\u6761\u9898\u76ee,\u6bcf\u7b54\u5bf9\u4e00\u9898\u5f975\u5206,\u9519\u4e86\u4e00\u9898\u4e0d\u4ec5\u4e0d\u5f97\u5206,\u800c\u4e14\u8fd8\u8981\u5012\u62632\u5206,\u8fd9\u6b21\u7ade\u8d5b\u5c0f\u660e\u5f97\u4e8686\u5206,\u95ee\uff1a\u4ed6\u7b54\u5bf9\u4e86\u51e0\u9053\u9898?
9\\u4e00\u6839\u7ef3,\u7b2c\u4e00\u6b21\u7528\u53bb\u4e8c\u5206\u4e4b\u4e00,\u7b2c\u4e8c\u6b21\u7528\u53bb\u5269\u4e0b\u7684\u4e8c\u5206\u4e4b\u4e00,\u4f9d\u6b21\u7c7b\u63a8,5\u6b21\u540e\u8fd8\u5269\u8fd9\u6839\u7ef3\u5b50\u7684\u51e0\u5206\u4e4b\u51e0?
1.\u8bbe\u67091\u5143\u7684x\u5f20,1\u89d2\u7684(28-x)\u5f20
x+0.1(28-x)=5.5
0.9x=2.7
x=3
28-x=25
\u7b54\uff1a\u6709\u4e00\u5143\u76843\u5f20,\u4e00\u89d2\u768425\u5f20.
2.\u8bbe1\u5143\u7684\u6709x\u5f20,2\u5143\u7684\uff08x-2)\u5f20,5\u5143\u7684(52-2x)
x+2(x-2)+5(52-2x)=116
x+2x-4+260-10x=116
7x=140
x=20
x-2=18
52-2x=12
\u7b54\uff1a1\u5143\u7684\u670920\u5f20,2\u514318\u5f20,5\u514312\u5f20.
3.\u8bbe\u67097\u5143\u548c5\u5143\u5404x\u5f20,3\u5143\u7684(400-2x)\u5f20
7x+5x+3(400-2x)=1920
12x+1200-6x=1920
6x=720
x=120
400-2x=160
\u7b54\uff1a\u67093\u5143\u7684160\u5f20,7\u5143\u30015\u5143\u5404120\u5f20.
4.\u8d27\u7269\u603b\u6570\uff1a\uff083024-2520\uff09\u00f72=252\uff08\u7bb1\uff09
\u8bbe\u6709\u5927\u6c7d\u8f66x\u8f86,\u5c0f\u6c7d\u8f66(18-x)\u8f86
18x+12(18-x)=252
18x+216-12x=252
6x=36
x=6
18-x=12
\u7b54\uff1a\u6709\u5927\u6c7d\u8f666\u8f86,\u5c0f\u6c7d\u8f6612\u8f86.
5.\u5929\u6570=112\u00f714=8\u5929
\u8bbe\u6709x\u5929\u662f\u96e8\u5929
20(8-x)+12x=112
160-20x+12x=112
8x=48
x=6
\u7b54\uff1a\u67096\u5929\u662f\u96e8\u5929.
6.\u897f\u74dc\u6570\uff1a\uff08290-250\uff09\u00f70.05=800\u5343\u514b
\u8bbe\u6709\u5927\u897f\u74dcx\u5343\u514b
0.4x+0.3(800-x)=290
0.4x+240-0.3x=290
0.1x=50
x=500
\u7b54\uff1a\u6709\u5927\u897f\u74dc500\u5343\u514b.
7.\u7532\u5f97\u5206\uff1a\uff08152+16\uff09\u00f72=84\u5206
\u4e59\uff1a152-84=68\u5206
\u8bbe\u7532\u4e2dx\u6b21
10x-6(10-x)=84
10x-60+6x=84
16x=144
x=9
\u8bbe\u4e59\u4e2dy\u6b21
10y-6(10-y)=68
16y=128
y=8
\u7b54\uff1a\u7532\u4e2d9\u6b21,\u4e598\u6b21.
8.\u8bbe\u4ed6\u7b54\u5bf9x\u9053\u9898
5x-2(20-x)=86
5x-40+2x=86
7x=126
x=18
\u7b54\uff1a\u4ed6\u7b54\u5bf9\u4e8618\u9898.


\u6709\u7b54\u6848\u7684\uff01\uff01

1.每人拿11/12=6/12+3/12+2/12=1/2+1/4+1/6
所以需要12×1/2=6根对半切,12×1/4=3根切4份,12×1/6=2跟切6分,总共需切6+3×(4-1)+2×(6-1)=25次

2.甲:30÷(3/10×1/3)=300
乙:300-30=270

3.初中:[(640-475×120%)÷(48%-20%)]×148%=370
高中:640-370=270
等下,吃个午饭再回来答

4.乙:55÷[(5/3-3/4)÷(1+4/3)]=105
甲:105×5/3=175

5.12岁至13岁之间的学生人数占全班的1/2-1/3=1/6
所以11岁至12岁之间的学生人数也占全班的1/6,
那么11岁以下的占全班的1/3-1/6=1/6
所以全班共有6÷1/6=36人

6.平时的时间为a,那么前1/3的路程就是a/12,剩下的时间为a/3,所以节约了7a/12的时间,
所以a=35÷7/12=60分钟

7.读80是多于4天小于5天,所以总页数在320-400之间;
读90是多于3天小于4天,所以总页数在270-360之间;
综合起来总页数在320-360之间
读的页数和天数相等,那么17×17=289,18×18=324,19×19=361
所以每天读18页

8.221=13×17,13+17+1=31
所以31/221=1/13+1/17+1/221
所以a+b+c=13+17+221=251

9.296=4×49
n=0.d05×296=29.6d+0.98
因为n是整数,所以d=4
当d=4时,n=120

10.0.69÷(0.25+0.09)-(0.75÷0.46-1.4)=0.69÷0.34-0.75÷0.46+1.4=1.9

11.9+1/4+1+31/32+1+3/4=12+31/32

12.1994×704+1290/1994+704×1993=704×1994×2-704+1290×1994
=(1408+1290)×1994-704
=2698×1994-704
=5379812-704=5379106

13.(1-1/3)×(1-1/5)×(1-1/7)×(1-1/9)×(1-1/11)×(1-1/13)×(1-1/15)
=2/3×4/5×6/7×8/9×10/11×12/13×14/15
=2048/6435

14.(2/3-1/3)+(1/4-1/5)+(1/7-1/10)+(1/14-1/15)+(1/28-1/30)
=1/3+1/4+1/7+1/14+1/28-(1/5+1/10+1/15+1/30)
=1/3+(7+4+2+1)/28-(6+3+2+1)/30
=1/3+1/2-2/5
=5/6-2/5
=(25-12)/30
=13/30

15.(1+1/2)×(1+1/4)×(1+1/6)×(1+1/8)×(1+1/3)×(1+1/5)×(1+1/7)×(1+1/9)=3/2×.5/4×7/6×9/8×4/3×6/5×8/7×10/9
=3/2×4/3×.5/4×6/5×7/6×8/7×9/8×10/9
=10/2
=5

16.1+2+3+4+5+6+7+8+7+6+5+4+3+2+1/88888888×88888888
=(1+2+3+4+5+6+7)×2+8
=7×8+8
=64

16.原式=2x(1+7)x7/2+8+1=65 自己做吧

去你丫的。

一个题悬赏100分那估计才有人做!

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