鸡兔同笼类的题目
\u9e21\u5154\u540c\u7b3c\u7ec3\u4e60\u9898\u53ca\u7b54\u6848\u9e21\u5154\u540c\u7b3c\u662f\u6211\u56fd\u53e4\u4ee3\u8457\u540d\u8da3\u9898\u4e4b\u4e00\u3002\u5927\u7ea6\u57281500\u5e74\u524d\uff0c\u300a\u5b59\u5b50\u7b97\u7ecf\u300b\u4e2d\u5c31\u8bb0\u8f7d\u4e86\u8fd9\u4e2a\u6709\u8da3\u7684\u95ee\u9898\u3002\u4e66\u4e2d\u662f\u8fd9\u6837\u53d9\u8ff0\u7684\uff1a\u201c\u4eca\u6709\u96c9\u5154\u540c\u7b3c\uff0c\u4e0a\u6709\u4e09\u5341\u4e94\u5934\uff0c\u4e0b\u6709\u4e5d\u5341\u56db\u8db3\uff0c\u95ee\u96c9\u5154\u5404\u51e0\u4f55\uff1f\u201d\u8fd9\u56db\u53e5\u8bdd\u7684\u610f\u601d\u662f\uff1a\u6709\u82e5\u5e72\u53ea\u9e21\u5154\u540c\u5728\u4e00\u4e2a\u7b3c\u5b50\u91cc\uff0c\u4ece\u4e0a\u9762\u6570\uff0c\u670935\u4e2a\u5934\uff1b\u4ece\u4e0b\u9762\u6570\uff0c\u670994\u53ea\u811a\u3002\u95ee\u7b3c\u4e2d\u5404\u6709\u51e0\u53ea\u9e21\u548c\u5154\uff1f \u3000\u3000\u5047\u8bbe\u6cd5\uff1a\u3000 \u3000\u3000\u5047\u8bbe\u5168\u662f\u9e21\uff1a2\u00d735=70(\u53ea) \u3000\u3000\u6bd4\u603b\u811a\u6570\u5c11\u7684\uff1a94\uff0d70=24 (\u53ea) \u3000\u3000\u5154\uff1a24\u00f7\uff084-2\uff09=12 (\u53ea) \u3000\u3000\u9e21\uff1a35\uff0d12=23(\u53ea) \u3000\u3000\u65b9\u7a0b\u6cd5\uff08\u4e00\u5143\u4e00\u6b21\uff09\uff1a \u3000\u3000\u89e3\uff1a\u8bbe\u5154\u6709x\u53ea\uff0c\u5219\u9e21\u6709(35-x)\u53ea\u3002 \u3000\u30004x+2(35-x)=94 \u3000\u30004x+70-2x=94 \u3000\u30002x=24 \u3000\u3000x=24\u00f72 \u3000\u3000x=12 \u3000\u300035-12=23 \u3000\u3000\u7b54\uff1a\u5154\u5b50\u670912\u53ea\uff0c\u5c0f\u9e21\u670923\u53ea\u3002 \u3000\u3000\u65b9\u7a0b\u6cd5\uff08\u4e8c\u5143\u4e00\u6b21\uff09\uff1a \u3000\u3000\u89e3\uff1a\u8bbe\u9e21\u6709x\u53ea\uff0c\u5154\u6709y\u53ea\u3002 \u3000\u3000x+y=35 \u3000\u30002x+4y=94 \u3000\u3000\uff08x+y=35\uff09\u00d72=2x+2y=70 \u3000\u3000(2x+2y=70)-(2x+4y=94)=\uff082y=24\uff09 \u3000\u3000y=12 \u3000\u3000\u628ay=12\u4ee3\u5165(x+y=35\uff09 \u3000\u3000x+12=35 \u3000\u3000x=35-12 \u3000\u3000x=23\u3002 \u3000\u3000\u7b54\uff1a\u5154\u5b50\u670912\u53ea\uff0c\u5c0f\u9e21\u670923\u53ea\u3002 \u3000\u3000\u6211\u56fd\u53e4\u4ee3\u300a\u5b59\u5b50\u7b97\u7ecf\u300b\u5171\u4e09\u5377\uff0c\u6210\u4e66\u5927\u7ea6\u5728\u516c\u51435\u4e16\u7eaa\u3002\u8fd9\u672c\u4e66\u6d45\u663e\u6613\u61c2\uff0c\u6709\u8bb8\u591a\u6709\u8da3\u7684\u7b97\u672f\u9898\uff0c\u6bd4\u5982\u201c\u9e21\u5154\u540c\u7b3c\u201d\u95ee\u9898\uff1a \u3000\u3000\u4eca\u6709\u96c9\u5154\u540c\u7b3c\uff0c\u4e0a\u6709\u4e09\u5341\u4e94\u5934\uff0c\u4e0b\u6709\u4e5d\u5341\u56db\u8db3\uff0c\u95ee\u96c9\u5154\u5404\u51e0\u4f55\uff1f \u3000\u3000\u9898\u76ee\u4e2d\u7ed9\u51fa\u4e86\u9e21\u5154\u5171\u670935\u53ea\uff0c\u5982\u679c\u628a\u5154\u5b50\u7684\u4e24\u53ea\u524d\u811a\u7528\u7ef3\u5b50\u6346\u8d77\u6765\uff0c\u770b\u4f5c\u662f\u4e00\u53ea\u811a\uff0c\u4e24\u53ea\u540e\u811a\u4e5f\u7528\u7ef3\u5b50\u6346\u8d77\u6765\uff0c\u770b\u4f5c\u662f\u4e00\u53ea\u811a\uff0c\u90a3\u4e48\uff0c\u5154\u5b50\u5c31\u6210\u4e862\u53ea\u811a\uff0c\u5373\u628a\u5154\u5b50\u90fd\u5148\u5f53\u4f5c\u4e24\u53ea\u811a\u7684\u9e21\u3002\u9e21\u5154\u603b\u7684\u811a\u6570\u662f35\u00d72=70\uff08\u53ea\uff09\uff0c\u6bd4\u9898\u4e2d\u6240\u8bf4\u768494\u53ea\u8981\u5c1194-70=24\uff08\u53ea\uff09\u3002 \u3000\u3000\u73b0\u5728\uff0c\u6211\u4eec\u677e\u5f00\u4e00\u53ea\u5154\u5b50\u811a\u4e0a\u7684\u7ef3\u5b50\uff0c\u603b\u7684\u811a\u6570\u5c31\u4f1a\u589e\u52a02\u53ea\uff0c\u537370+2=72\uff08\u53ea\uff09\uff0c\u518d\u677e\u5f00\u4e00\u53ea\u5154\u5b50\u811a\u4e0a\u7684\u7ef3\u5b50\uff0c\u603b\u7684\u811a\u6570\u53c8\u589e\u52a02\uff0c2\uff0c2\uff0c2\u2026\u2026\uff0c\u4e00\u76f4\u7ee7\u7eed\u4e0b\u53bb\uff0c\u76f4\u81f3\u589e\u52a024\uff0c\u56e0\u6b64\u5154\u5b50\u6570\uff1a24\u00f72=12\uff08\u53ea\uff09\uff0c\u4ece\u800c\u9e21\u670935-12=23\uff08\u53ea\uff09\u3002 \u3000\u3000\u6211\u4eec\u6765\u603b\u7ed3\u4e00\u4e0b\u8fd9\u9053\u9898\u7684\u89e3\u9898\u601d\u8def\uff1a\u5982\u679c\u5148\u5047\u8bbe\u5b83\u4eec\u5168\u662f\u9e21\uff0c\u4e8e\u662f\u6839\u636e\u9e21\u5154\u7684\u603b\u6570\u5c31\u53ef\u4ee5\u7b97\u51fa\u5728\u5047\u8bbe\u4e0b\u5171\u6709\u51e0\u53ea\u811a\uff0c\u628a\u8fd9\u6837\u5f97\u5230\u7684\u811a\u6570\u4e0e\u9898\u4e2d\u7ed9\u51fa\u7684\u811a\u6570\u76f8\u6bd4\u8f83\uff0c\u770b\u770b\u5dee\u591a\u5c11\uff0c\u6bcf\u5dee2\u53ea\u811a\u5c31\u8bf4\u660e\u67091\u53ea\u5154\uff0c\u5c06\u6240\u5dee\u7684\u811a\u6570\u9664\u4ee52\uff0c\u5c31\u53ef\u4ee5\u7b97\u51fa\u5171\u6709\u591a\u5c11\u53ea\u5154\u3002\u6982\u62ec\u8d77\u6765\uff0c\u89e3\u9e21\u5154\u540c\u7b3c\u9898\u7684\u57fa\u672c\u5173\u7cfb\u5f0f\u662f\uff1a\u5154\u6570=\uff08\u5b9e\u9645\u811a\u6570-\u6bcf\u53ea\u9e21\u811a\u6570\u00d7\u9e21\u5154\u603b\u6570\uff09\u00f7\uff08\u6bcf\u53ea\u5154\u5b50\u811a\u6570-\u6bcf\u53ea\u9e21\u811a\u6570\uff09\u3002\u7c7b\u4f3c\u5730\uff0c\u4e5f\u53ef\u4ee5\u5047\u8bbe\u5168\u662f\u5154\u5b50\u3002 \u3000\u3000\u6211\u4eec\u4e5f\u53ef\u4ee5\u91c7\u7528\u5217\u65b9\u7a0b\u7684\u529e\u6cd5\uff1a\u8bbe\u5154\u5b50\u7684\u6570\u91cf\u4e3ax\uff0c\u9e21\u7684\u6570\u91cf\u4e3ay \u3000\u3000\u90a3\u4e48\uff1ax+y=35\u90a3\u4e484x+2y=94 \u8fd9\u4e2a\u7b97\u65b9\u7a0b\u89e3\u51fa\u540e\u5f97\u51fa\uff1a\u5154\u5b50\u670912\u53ea\uff0c\u9e21\u670923\u53ea\u3002
\u7ec3\u4e60\u9898\uff1a
1. \u67d0\u6b21\u6570\u5b66\u7ade\u8d5b\u517120\u9053\u9898\uff0c\u8bc4\u5206\u6807\u51c6\u662f\uff1a\u6bcf\u505a\u5bf9\u4e00\u9898\u5f975\u5206\uff0c\u6bcf\u505a\u9519\u6216\u4e0d\u505a\u4e00\u9898\u62631\u5206\uff0e\u5c0f\u534e\u53c2\u52a0\u4e86\u8fd9\u6b21\u7ade\u8d5b\uff0c\u5f97\u4e8664\u5206\uff0e\u95ee\uff1a\u5c0f\u534e\u505a\u5bf9\u51e0\u9053\u9898\uff1f
\u3000\u30002. \u9e21\u3001\u5154\u5171\u6709\u811a100\u53ea\uff0c\u82e5\u5c06\u9e21\u6362\u6210\u5154\uff0c\u5154\u6362\u6210\u9e21\uff0c\u5219\u5171\u6709\u811a86\u53ea\uff0e\u95ee\uff1a\u9e21\u3001\u5154\u5404\u6709\u51e0\u53ea\uff1f
\u3000\u30003. \u4e00\u53ea\u8d27\u8239\u8f7d\u91cd260\u5428\uff0c\u5bb9\u79ef1000\u7c733\uff0c\u73b0\u88c5\u8fd0\u7532\u3001\u4e59\u4e24\u79cd\u8d27\u7269\uff0c\u5df2\u77e5\u7532\u79cd\u8d27\u7269\u6bcf\u5428\u4f53\u79ef\u662f8\u7c733\uff0c\u4e59\u79cd\u8d27\u7269\u6bcf\u5428\u4f53\u79ef2\u7c733\uff0c\u8981\u4f7f\u8fd9\u53ea\u8239\u7684\u8f7d\u91cd\u91cf\u4e0e\u5bb9\u79ef\u5f97\u5230\u5145\u5206\u5229\u7528\uff0c\u7532\u3001\u4e59\u4e24\u79cd\u8d27\u7269\u5e94\u5206\u522b\u88c5\u591a\u5c11\u5428\uff1f
\u3000\u30004. \u81ea\u884c\u8f66\u8d8a\u91ce\u8d5b\u5168\u7a0b 220\u5343\u7c73\uff0c\u5168\u7a0b\u88ab\u5206\u4e3a 20\u4e2a\u8def\u6bb5\uff0c\u5176\u4e2d\u4e00\u90e8\u5206\u8def\u6bb5\u957f14\u5343\u7c73\uff0c\u5176\u4f59\u7684\u957f9\u5343\u7c73\uff0e\u95ee\uff1a\u957f9\u5343\u7c73\u7684\u8def\u6bb5\u6709\u591a\u5c11\u4e2a\uff1f
\u3000\u30005. \u6709\u4e00\u7fa4\u9e21\u548c\u5154\uff0c\u817f\u7684\u603b\u6570\u6bd4\u5934\u7684\u603b\u6570\u76842\u500d\u591a18\u53ea\uff0c\u5154\u6709\u51e0\u53ea\uff1f
\u3000\u30006. \u5982\u679c\u88ab\u4e58\u6570\u589e\u52a015\uff0c\u4e58\u6570\u4e0d\u53d8\uff0c\u79ef\u5c31\u589e\u52a0180\uff1b\u5982\u679c\u88ab\u4e58\u6570\u4e0d\u53d8\uff0c\u4e58\u6570\u589e\u52a04\uff0c\u90a3\u4e48\u79ef\u5c31\u589e\u52a0120\uff0e\u539f\u6765\u4e24\u4e2a\u6570\u76f8\u4e58\u7684\u79ef\u662f\u591a\u5c11\uff1f
\u3000\u30007. \u7f16\u4e00\u672c695\u9875\u7684\u6545\u4e8b\u4e66\u7684\u9875\u7801\uff0c\u4e00\u5171\u8981\u7528\u591a\u5c11\u4e2a\u6570\u5b57\uff1f\u5176\u4e2d\u6570\u5b57\u201c5\u201d\u7528\u53bb\u4e86\u51e0\u4e2a\uff1f
\u3000\u30008. \u7f16\u4e00\u672c\u8f9e\u5178\u4e00\u5171\u7528\u53bb\u4e866889\u4e2a\u6570\u5b57\uff0c\u8fd9\u672c\u8f9e\u5178\u5171\u6709\u51e0\u9875\uff1f
\u3000\u30009. \u7532\u4e59\u4e24\u4eba\u5c04\u51fb\uff0c\u82e5\u547d\u4e2d\uff0c\u7532\u5f974\u5206\uff0c\u4e59\u5f975\u5206\uff1b\u82e5\u4e0d\u4e2d\uff0c\u7532\u59312\u5206\uff0c\u4e59\u59313\u5206\uff0c\u6bcf\u4eba\u5404\u5c0410\u53d1\uff0c\u5171\u547d\u4e2d14\u53d1\uff0c\u7ed3\u7b97\u5206\u6570\u65f6\uff0c\u7532\u6bd4\u4e59\u591a10\u5206\uff0c\u95ee\u7532\u3001\u4e59\u5404\u4e2d\u51e0\u53d1\uff1f
\u3000\u300010. \u67d0\u6b21\u6570\u5b66\u6d4b\u9a8c\u517120\u9898\uff0c\u505a\u5bf9\u4e00\u9898\u5f975\u5206\uff0c\u505a\u9519\u4e00\u9898\u5012\u62631\u5206\uff0c\u4e0d\u505a\u5f970\u5206\uff0e\u5c0f\u534e\u5f97\u4e8676\u5206\uff0c\u95ee\u4ed6\u505a\u5bf9\u51e0\u9898\uff1f
\u3000\u300011. \u6709\u4e00\u8f86\u8d27\u8f66\u8fd0\u8f932000\u53ea\u73bb\u7483\u74f6\uff0c\u8fd0\u8d39\u6309\u5230\u8fbe\u65f6\u5b8c\u597d\u74f6\u5b50\u6570\u76ee\u8ba1\u7b97\uff0c\u6bcf\u53ea2\u89d2\uff0c\u5982\u6709\u7834\u635f\uff0c\u7834\u635f1\u4e2a\u74f6\u5b50\u8fd8\u8981\u5012\u8d541\u5143\uff0c\u7ed3\u679c\u5f97\u5230\u8fd0\u8d39379.6\u5143\uff0c\u95ee\u8fd9\u6b21\u642c\u8fd0\u4e2d\u73bb\u7483\u635f\u574f\u4e86\u51e0\u53ea\uff1f
\u3000\u300012. \u9e21\u4e0e\u5154\u5171\u6709200\u53ea\uff0c\u9e21\u7684\u811a\u6bd4\u5154\u7684\u811a\u5c1156\u53ea\uff0c\u95ee\u9e21\u4e0e\u5154\u5404\u591a\u5c11\u53ea\uff1f
\u3000\u300013. \u4eca\u6709\u9e21\u5154\u5171\u5c45\u4e00\u7b3c\uff0c\u5df2\u77e5\u9e21\u5934\u4e0e\u5154\u5934\u517135\u4e2a\uff0c\u9e21\u811a\u4e0e\u5154\u811a\u517194\u53ea\uff0c\u95ee\u9e21\u5154\u5404\u51e0\u53ea\uff1f
\u3000\u300014. \u8718\u86db\u67098\u6761\u817f\uff0c\u8774\u8776\u67096\u6761\u817f\u548c2\u5bf9\u7fc5\u8180\uff0c\u8749\u67096\u6761\u817f\u548c\u4e00\u5bf9\u7fc5\u8180\uff0c\u73b0\u6709\u8fd9\u4e09\u79cd\u52a8\u7269\u517121\u53ea\uff0c\u5171140\u6761\u817f\u548c 23\u5bf9\u7fc5\u8180\uff0c\u95ee\u8718\u86db\u3001\u8774\u8776\u3001\u8749\u5404\u6709\u51e0\u53ea\uff1f
\u3000\u300015. 12\u5f20\u4e52\u4e53\u7403\u53f0\u4e0a\u5171\u670934\u4eba\u5728\u6253\u7403\uff0c\u95ee\uff1a\u6b63\u5728\u8fdb\u884c\u5355\u6253\u548c\u53cc\u6253\u7684\u53f0\u5b50\u5404\u6709\u51e0\u5f20\uff1f
\u3000\u300016. \u9e21\u4e0e\u5154\u5171\u6709100\u53ea\uff0c\u9e21\u7684\u811a\u6bd4\u5154\u7684\u811a\u591a80\u53ea\uff0c\u95ee\u9e21\u4e0e\u5154\u5404\u591a\u5c11\u53ea\uff1f
\u3000\u300017. \u73ed\u4e3b\u4efb\u5f20\u8001\u5e08\u5e26\u4e94\u5e74\u7ea7\uff082\uff09\u73ed50\u540d\u540c\u5b66\u683d\u6811\uff0c\u5f20\u8001\u5e08\u4e00\u4eba\u683d5\u68f5\uff0c\u7537\u751f\u4e00\u4eba\u683d3\u68f5\uff0c\u5973\u751f\u4e00\u4eba\u683d2\u68f5\uff0c\u603b\u5171\u683d\u6811120\u68f5\uff0c\u95ee\u51e0\u540d\u7537\u751f\uff0c\u51e0\u540d\u5973\u751f\uff1f
\u3000\u300018. \u5927\u6cb9\u74f6\u4e00\u74f6\u88c54\u5343\u514b\uff0c\u5c0f\u6cb9\u74f62\u74f6\u88c51\u5343\u514b\uff0e\u73b0\u6709100\u5343\u514b\u6cb9\u88c5\u4e86\u517160\u4e2a\u74f6\u5b50\uff0e\u95ee\u5927\u3001\u5c0f\u6cb9\u74f6\u5404\u591a\u5c11\u4e2a\uff1f
\u3000\u300019. \u7ea2\u82f1\u5c0f\u5b66\u4e09\u5e74\u7ea7\u67093\u4e2a\u73ed\u5171135\u4eba\uff0c\u4e8c\u73ed\u6bd4\u4e00\u73ed\u591a5\u4eba\uff0c\u4e09\u73ed\u6bd4\u4e8c\u73ed\u5c117\u4eba\uff0c\u4e09\u4e2a\u73ed\u5404\u6709\u591a\u5c11\u4eba\uff1f
\u3000\u300020. \u5218\u8001\u5e08\u5e26\u4e8641\u540d\u540c\u5b66\u53bb\u5317\u6d77\u516c\u56ed\u5212\u8239\uff0c\u5171\u79df\u4e8610\u6761\u8239\uff0e\u6bcf\u6761\u5927\u8239\u57506\u4eba\uff0c\u6bcf\u6761\u5c0f\u8239\u57504\u4eba\uff0c\u95ee\u5927\u8239\u3001\u5c0f\u8239\u5404\u79df\u51e0\u6761\uff1f
\u3000\u300021. \u6709\u9e21\u5154\u517120\u53ea\uff0c\u811a44\u53ea\uff0c\u9e21\u5154\u5404\u51e0\u53ea\uff1f
\u3000\u300022. \u5c0f\u7ea2\u7684\u50a8\u94b1\u7f50\u91cc\u6709\u9762\u503c2\u5143\u548c5\u5143\u7684\u4eba\u6c11\u5e01\u517165\u5f20\uff0c\u603b\u94b1\u6570\u4e3a205\u5143\uff0c\u4e24\u79cd\u9762\u503c\u7684\u4eba\u6c11\u5e01\u5404\u591a\u5c11\u5f20\uff1f
\u3000\u300023. \u73b0\u6709\u5927\u5c0f\u6cb9\u687650\u4e2a\uff0c\u6bcf\u4e2a\u5927\u6876\u53ef\u88c5\u6cb94\u5343\u514b\uff0c\u6bcf\u4e2a\u5c0f\u6876\u53ef\u88c5\u6cb92\u5343\u514b\uff0c\u5927\u6876\u6bd4\u5c0f\u6876\u5171\u591a\u88c5\u6cb920\u5343\u514b\uff0c\u95ee\u5927\u5c0f\u6876\u5404\u591a\u5c11\u4e2a\uff1f
\u3000\u300024. \u6709\u4e24\u6876\u6cb9\u5171\u91cd86\u5343\u514b\uff0c\u5047\u5982\u4ece\u7532\u6876\u6cb9\u5012\u5165\u4e59\u68764\u5343\u514b\uff0c\u5219\u4e24\u6876\u6cb9\u7684\u91cd\u91cf\u76f8\u540c\uff0e\u8fd9\u4e24\u6876\u6cb9\u5404\u6709\u591a\u5c11\u5343\u514b\uff1f
\u3000\u300025. \u74f7\u5668\u5546\u5e97\u59d4\u6258\u642c\u8fd0\u7ad9\u8fd0\u9001800\u53ea\u82b1\u74f6\uff0c\u53cc\u65b9\u5546\u5b9a\u6bcf\u53ea\u8fd0\u8d39\u662f0.35\u5143\uff0c\u5982\u679c\u6253\u78341\u53ea\uff0c\u4e0d\u4f46\u4e0d\u8ba1\u8fd0\u8d39\uff0c\u800c\u4e14\u8981\u8d54\u507f2.50\u5143\uff0c\u7ed3\u679c\u8fd0\u5230\u76ee\u7684\u5730\u540e\uff0c\u642c\u8fd0\u7ad9\u5171\u5f97\u8fd0\u8d39268.6\u5143\uff0c\u6c42\u6253\u7834\u4e86\u51e0\u53ea\u82b1\u74f6\uff1f
\u3000\u300026. \u5b66\u6821\u4e3e\u884c\u8fd0\u52a8\u4f1a\uff0c\u4e09\u5e74\u7ea7\u670935\u4eba\u53c2\u52a0\u6bd4\u8d5b\uff0c\u56db\u5e74\u7ea7\u53c2\u52a0\u7684\u4eba\u6570\u662f\u4e09\u5e74\u7ea7\u76843\u500d\uff0c\u4e94\u5e74\u7ea7\u53c2\u52a0\u7684\u4eba\u6570\u6bd4\u4e09\u3001\u56db\u5e74\u7ea7\u53c2\u52a0\u7684\u603b\u4eba\u6570\u591a10\u4eba\uff0c\u4e94\u5e74\u7ea7\u53c2\u52a0\u6bd4\u8d5b\u7684\u6709\u591a\u5c11\u4eba\uff1f
\u3000\u300027. \u84dd\u58a8\u6c34\u548c\u7ea2\u58a8\u6c34\uff0c\u4ee5\u524d\u90fd\u662f3\u89d2\u94b1\u4e00\u74f6\uff0c\u738b\u8425\u5c0f\u5b66\u6bcf\u5b66\u671f\u90fd\u82b112\u5143\u4e70\u82e5\u5e72\u74f6\uff0e\u73b0\u5728\u6bcf\u74f6\u84dd\u58a8\u6c34\u6da8\u4ef75\u5206\uff0c\u6bcf\u74f6\u7ea2\u58a8\u6c34\u6da8\u4ef73\u5206\uff0c\u867d\u7136\u4e70\u7684\u4e24\u79cd\u58a8\u6c34\u74f6\u6570\u8fd8\u548c\u5404\u5b66\u671f\u76f8\u7b49\uff0c\u4f46\u6bd4\u6bcf\u5b66\u671f\u90fd\u591a\u4ed81.8\u5143\uff0e\u8be5\u6821\u6bcf\u5b66\u671f\u4e70\u4e24\u79cd\u58a8\u6c34\u5404\u591a\u5c11\u74f6\uff1f
\u3000\u300028. \u5927\u9662\u91cc\u517b\u4e86\u4e09\u79cd\u52a8\u7269\uff0c\u6bcf\u53ea\u5c0f\u5c71\u7f8a\u6234\u77403\u4e2a\u94c3\u94db\uff0c\u6bcf\u53ea\u72ee\u5b50\u72d7\u6234\u7740\u4e00\u4e2a\u94c3\u94db\uff0c\u5927\u767d\u9e45\u4e0d\u6234\u94c3\u94db\uff0e\u5c0f\u660e\u6570\u4e86\u6570\uff0c\u4e00\u51719\u4e2a\u8111\u888b\u300128\u6761\u817f\u300111\u4e2a\u94c3\u94db\uff0c\u4e09\u79cd\u52a8\u7269\u5404\u6709\u591a\u5c11\u53ea\uff1f
\u3000\u300029. \u5c0f\u6bdb\u53c2\u52a0\u6570\u5b66\u7ade\u8d5b\uff0c\u5171\u505a20\u9053\u9898\uff0c\u5f9764\u5206\uff0c\u5df2\u77e5\u505a\u5bf9\u4e00\u9053\u5f975\u5206\uff0c\u4e0d\u505a\u5f970\u5206\uff0c\u9519\u4e00\u9898\u62632\u5206\uff0c\u53c8\u77e5\u9053\u4ed6\u505a\u9519\u7684\u9898\u548c\u6ca1\u505a\u7684\u4e00\u6837\u591a\uff0e\u95ee\u5c0f\u6bdb\u505a\u5bf9\u51e0\u9053\u9898\uff1f
\u3000\u300030. \u8d75\u4f20\u4f26\u628a\u4e00\u5f2050\u5143\u548c\u4e00\u5f205\u5143\u7684\u4eba\u6c11\u5e01\uff0c\u5151\u6362\u6210\u4e86\u4e24\u5143\u548c5\u89d2\u7684\u4eba\u6c11\u5e01\u517150\u5f20\uff0e\u4ed6\u5151\u6362\u4e86\u4e24\u79cd\u9762\u989d\u7684\u4eba\u6c11\u5e01\u5404\u591a\u5c11\u5f20\uff1f
\u3000\u300031. \u5e7c\u513f\u56ed\u4e70\u676520\u5f20\u5c0f\u684c\u548c30\u5f20\u5c0f\u51f3\u5171\u7528\u53bb1860\u5143\uff0c\u5df2\u77e5\u6bcf\u5f20\u5c0f\u684c\u6bd4\u5c0f\u51f3\u8d358\u5143\uff0c\u95ee\u5c0f\u684c\u3001\u5c0f\u51f3\u7684\u4ef7\u683c\u5404\u591a\u5c11\uff1f
\u3000\u300032. \u52a8\u7269\u56ed\u9972\u517b\u7684\u98df\u8089\u52a8\u7269\u5206\u5927\u578b\u52a8\u7269\u548c\u5c0f\u578b\u52a8\u7269\u4e24\u7c7b\uff0c\u89c4\u5b9a\u8001\u864e\u3001\u72ee\u5b50\u4e00\u7c7b\u7684\u5927\u52a8\u7269\u6bcf\u6b21\u5582\u8089\u6bcf\u5934\u4e09\u65a4\uff0c\u72d0\u72f8\u3001\u5c71\u732b\u4e00\u7c7b\u5c0f\u52a8\u7269\u6bcf\u4e09\u5934\u5582\u4e00\u65a4\uff0e\u8be5\u52a8\u7269\u56ed\u5171\u6709\u8fd9\u4e24\u7c7b\u52a8\u7269100\u5934\uff0c\u6bcf\u6b21\u9700\u5582\u8089100\u65a4\uff0c\u95ee\u5927\u3001\u5c0f\u52a8\u7269\u5404\u591a\u5c11\uff1f
\u3000\u300033. \u5c0f\u5f20\u7684\u5b58\u94b1\u76d2\u91cc\u67092\u89d2\uff0c5\u89d2\u548c1\u5143\u4eba\u6c11\u5e0120\u5f20\uff0c\u517112\u5143\uff0c\u7b97\u4e00\u7b97\u4e09\u79cd\u9762\u503c\u7684\u4eba\u6c11\u5e01\u5404\u6709\u591a\u5c11\u5f20\uff1f
\u3000\u300034. \u9e21\u3001\u5154\u5171\u7b3c\uff0c\u9e21\u6bd4\u5154\u591a26\u53ea\uff0c\u8db3\u6570\u5171274\u53ea\uff0c\u95ee\u9e21\u3001\u5154\u5404\u51e0\u53ea\uff1f
\u3000\u300035. \u67d0\u7535\u89c6\u673a\u5382\u6bcf\u5929\u751f\u4ea7\u7535\u89c6500\u53f0\uff0c\u5728\u8d28\u91cf\u8bc4\u6bd4\u4e2d\uff0c\u6bcf\u751f\u4ea7\u4e00\u53f0\u5408\u683c\u7535\u89c6\u673a\u8bb05\u5206\uff0c\u6bcf\u751f\u4ea7\u4e00\u53f0\u4e0d\u5408\u683c\u7535\u89c6\u673a\u626318\u5206\uff0e\u5982\u679c\u56db\u5929\u5f97\u4e869931\u5206\uff0c\u90a3\u4e48\u8fd9\u56db\u5929\u751f\u4ea7\u4e86\u591a\u5c11\u53f0\u5408\u683c\u7535\u89c6\u673a\uff1f
\u3000\u300036. \u516d\u5e74\u4e8c\u73ed\u5168\u4f53\u540c\u5b66\uff0c\u690d\u6811\u8282\u90a3\u5929\u5171\u683d\u6811180\u68f5\uff0e\u5e73\u5747\u6bcf\u4e2a\u7537\u751f\u683d5\u68f5\u3001\u6bcf\u4e2a\u5973\u751f\u683d3\u68f5\uff1b\u53c8\u77e5\u5973\u751f\u6bd4\u7537\u751f\u591a4\u4eba\uff0c\u8be5\u73ed\u7537\u751f\u548c\u5973\u751f\u5404\u591a\u5c11\u4eba\uff1f
\u3000\u300037. \u5d14\u6587\u7b26\u8fdb\u5c71\u6253\u730e\uff0c\u5e73\u57475\u67aa\u6253\u6b7b\u4e24\u53ea\u5154\u5b50\uff0c9\u67aa\u6253\u6b7b6\u53ea\u91ce\u9e21\uff0e\u4ed6\u5171\u653e\u4e8625\u67aa\uff0c\u83b7\u5f97\u730e\u726914\u53ea\uff0c\u4e24\u79cd\u52a8\u7269\u5404\u6253\u6b7b\u4e86\u51e0\u53ea\uff1f
\u95ee\uff1a\u5c0f\u660e\u7684\u7238\u7238\u5728\u96c6\u5e02\u8d2d\u4e70\u4e86\u9e21\u5154\u82e5\u5e72\u53ea\u653e\u4e8e\u540c\u4e00\u7b3c\u4e2d\u3002\u5df2\u77e5\u9e21\u5154\u5171\u670920\u4e2a\u5934\uff0c46\u53ea\u811a\u3002\u6c42\u9e21\u5154\u5404\u591a\u5c11\u53ea\uff1f
\u89e3\uff1a\u8bbe\u9e21\u6709x\u53ea\uff0c\u5219\u5154\u6709\uff0820-x\uff09\u53ea
2x+4\uff0820-x\uff09=46
2x+80-4x= 46
2x=34
x=17
X/80=X/120+20
80(X+2400)=120X
X=4800 2.16÷4=4
100-4=96
96÷(2+1)=32
32+4=36
100-36=64
鸡64,兔36 3. 解:设步行x分钟,则骑自行车10-x分
210*(10-x)-80*x=215
2100-210x-80x=215
290x=1885
x=6.5
10-x=3.5
答:步行6.5分钟,行自行车3.5分钟
1 ,设大筐可以装X千克,小筐可以装(X-20)千克,80*X=120*(X-20) , 求出X=60,则水果有60*80=4800千克。
2,设鸡有X只,则兔有(100-X)只,2*X=4*(100-X)-16,算出鸡有64只,则兔子有36只。
3,设走路为X米,则骑车为(X+215)米,X/80+(X+215)/210=10,算出X=520米,则走里520/80=6.5分钟,骑车(520+215)/210=3.5分钟。
1.4800千克
2.64只鸡,36只兔
3.6.5分钟走路,3.5分钟骑车
2. 鸡比兔少16除以2=8 100-8=92 兔有92除以2=46只 鸡有100-46=54只
对不起,我只知道这一题
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