小学奥数分类—浓度问题
\u5c0f\u5b66\u5965\u6570\u6d53\u5ea6\u95ee\u9898\u6709\u5173\u4f8b\u9898\u3010\u719f\u80fd\u751f\u5de7\u3011\uff08\u6bcf\u989810\u5206\uff09
1\u3001 \u73b0\u5728\u6709\u6d53\u5ea6\u4e3a20\uff05\u7684\u7cd6\u6c34300\u514b\uff0c\u8981\u628a\u5b83\u53d8\u6210\u6d53\u5ea6\u4e3a40\uff05\u7684\u7cd6\u6c34\uff0c\u9700\u8981\u52a0\u7cd6\u591a\u5c11\u514b\uff1f
300\u00d7\uff081\uff0d20\uff05\uff09\u00f7\uff081\uff0d40\uff05\uff09\uff0d300\uff1d100\u514b
2\u3001 \u6709\u542b\u76d015\uff05\u7684\u76d0\u6c3420\u5343\u514b\uff0c\u8981\u4f7f\u76d0\u6c34\u7684\u6d53\u5ea6\u4e3a20\uff05\uff0c\u9700\u52a0\u76d0\u591a\u5c11\u5343\u514b\uff1f 20\u00d7\uff081\uff0d15\uff05\uff09\u00f7\uff081\uff0d20\uff05\uff09\uff0d20\uff1d1.25\u5343\u514b
3\u3001 \u7528\u542b\u6c280.15\uff05\u7684\u6c28\u6c34\u8fdb\u884c\u6cb9\u83dc\u8ffd\u80a5\u3002\u73b0\u6709\u542b\u6c2816\uff05\u7684\u6c28\u6c3430\u5343\u514b\uff0c\u914d\u7f6e\u65f6\u9700\u52a0\u6c34\u591a\u5c11\u5343\u514b\uff1f 30\u00d7\uff0816\uff05\uff0d0.15\uff05\uff09\u00f70.15\uff05\uff1d3170\u5343\u514b
4\u3001 \u4ed3\u5e93\u8fd0\u6765\u542b\u6c34\u91cf\u4e3a90\uff05\u7684\u4e00\u79cd\u6c34\u679c100\u5343\u514b\u3002\u4e00\u661f\u671f\u540e\u518d\u6d4b\uff0c\u53d1\u73b0\u542b\u6c34\u91cf\u964d\u4f4e\u523080\uff05\u3002\u73b0\u5728\u8fd9\u6279\u6c34\u679c\u7684\u8d28\u91cf\u662f\u591a\u5c11\u5343\u514b\uff1f
100\u00d7\uff081\uff0d90\uff05\uff09\u00f7\uff081\uff0d80\uff05\uff09\uff1d50\u5343\u514b
5\u3001 \u5728100\u5343\u514b\u6d53\u5ea6\u4e3a50\uff05\u7684\u786b\u9178\u6eb6\u6db2\u4e2d\uff0c\u518d\u52a0\u5165\u591a\u5c11\u5343\u514b\u6d53\u5ea6\u4e3a5\uff05\u7684\u786b\u9178\u6eb6\u6db2\u5c31\u53ef\u4ee5\u914d\u5236\u621025\uff05\u7684\u786b\u9178\u6eb6\u6db2\uff1f
100\u00d7\uff0850\uff05\uff0d25\uff05\uff09\u00f7\uff0825\uff05\uff0d5\uff05\uff09\uff1d125\u5343\u514b 6\u3001 \u6d53\u5ea6\u4e3a70\uff05\u7684\u9152\u7cbe\u6eb6\u6db2500\u514b\u4e0e\u6d53\u5ea6\u4e3a50\uff05\u7684\u9152\u7cbe\u6eb6\u6db2300\u514b\u6df7\u5408\u540e\u6240\u5f97\u5230\u7684\u9152\u7cbe\u6eb6\u6db2\u7684\u6d53\u5ea6\u662f\u591a\u5c11\uff1f
\uff08500\u00d770\uff05+300\u00d750\uff05\uff09\u00f7\uff08500+300\uff09\u00d7100\uff05\uff1d62.5\uff05
7\u3001 \u4e24\u79cd\u94a2\u5206\u522b\u542b\u954d5\uff05\u548c40\uff05\uff0c\u8981\u5f97\u5230140\u5428\u542b\u954d30\uff05\u7684\u94a2\uff0c\u9700\u8981\u542b\u954d5\uff05\u7684\u94a2\u548c\u542b\u954d40\uff05\u7684\u94a2\u5404\u591a\u5c11\u5428\uff1f
\u89e3\uff1a\u8bbe\u9700\u542b\u954d5\uff05\u7684\u94a2x\u5428\uff0c\u5219\u542b\u954d40\uff05\u7684\u94a2140\uff0dx\u5428\uff0c 5\uff05x+\uff08140\uff0dx\uff09\u00d740\uff05\uff1d140\u00d730\uff05 X \uff1d40 140\uff0d40\uff1d100\u5428
8\u3001 \u7532\u3001\u4e59\u4e24\u79cd\u9152\u5404\u542b\u9152\u7cbe75\uff05\u548c55\uff05\uff0c\u8981\u914d\u5236\u542b\u9152\u7cbe65\uff05\u7684\u91523000\u514b\uff0c\u5e94\u5f53\u4ece\u8fd9\u4e24\u79cd\u9152\u4e2d\u5404\u53d6\u591a\u5c11\u514b\uff1f
\uff083000\u00d775\uff05\uff0d3000\u00d765\uff05\uff09\u00f7\u30101\u00d7\uff0875\uff05\uff0d55\uff05\uff09\u3011\uff1d1500\u514b 3000\uff0d1500\uff1d1500\u514b
\u3010\u719f\u80fd\u751f\u5de7\u3011\uff08\u6bcf\u989810\u5206\uff09
1\u3001 \u73b0\u5728\u6709\u6d53\u5ea6\u4e3a20\uff05\u7684\u7cd6\u6c34300\u514b\uff0c\u8981\u628a\u5b83\u53d8\u6210\u6d53\u5ea6\u4e3a40\uff05\u7684\u7cd6\u6c34\uff0c\u9700\u8981\u52a0\u7cd6\u591a\u5c11\u514b\uff1f
300\u00d7\uff081\uff0d20\uff05\uff09\u00f7\uff081\uff0d40\uff05\uff09\uff0d300\uff1d100\u514b
2\u3001 \u6709\u542b\u76d015\uff05\u7684\u76d0\u6c3420\u5343\u514b\uff0c\u8981\u4f7f\u76d0\u6c34\u7684\u6d53\u5ea6\u4e3a20\uff05\uff0c\u9700\u52a0\u76d0\u591a\u5c11\u5343\u514b\uff1f 20\u00d7\uff081\uff0d15\uff05\uff09\u00f7\uff081\uff0d20\uff05\uff09\uff0d20\uff1d1.25\u5343\u514b
3\u3001 \u7528\u542b\u6c280.15\uff05\u7684\u6c28\u6c34\u8fdb\u884c\u6cb9\u83dc\u8ffd\u80a5\u3002\u73b0\u6709\u542b\u6c2816\uff05\u7684\u6c28\u6c3430\u5343\u514b\uff0c\u914d\u7f6e\u65f6\u9700\u52a0\u6c34\u591a\u5c11\u5343\u514b\uff1f 30\u00d7\uff0816\uff05\uff0d0.15\uff05\uff09\u00f70.15\uff05\uff1d3170\u5343\u514b
4\u3001 \u4ed3\u5e93\u8fd0\u6765\u542b\u6c34\u91cf\u4e3a90\uff05\u7684\u4e00\u79cd\u6c34\u679c100\u5343\u514b\u3002\u4e00\u661f\u671f\u540e\u518d\u6d4b\uff0c\u53d1\u73b0\u542b\u6c34\u91cf\u964d\u4f4e\u523080\uff05\u3002\u73b0\u5728\u8fd9\u6279\u6c34\u679c\u7684\u8d28\u91cf\u662f\u591a\u5c11\u5343\u514b\uff1f
100\u00d7\uff081\uff0d90\uff05\uff09\u00f7\uff081\uff0d80\uff05\uff09\uff1d50\u5343\u514b
5\u3001 \u5728100\u5343\u514b\u6d53\u5ea6\u4e3a50\uff05\u7684\u786b\u9178\u6eb6\u6db2\u4e2d\uff0c\u518d\u52a0\u5165\u591a\u5c11\u5343\u514b\u6d53\u5ea6\u4e3a5\uff05\u7684\u786b\u9178\u6eb6\u6db2\u5c31\u53ef\u4ee5\u914d\u5236\u621025\uff05\u7684\u786b\u9178\u6eb6\u6db2\uff1f
100\u00d7\uff0850\uff05\uff0d25\uff05\uff09\u00f7\uff0825\uff05\uff0d5\uff05\uff09\uff1d125\u5343\u514b 6\u3001 \u6d53\u5ea6\u4e3a70\uff05\u7684\u9152\u7cbe\u6eb6\u6db2500\u514b\u4e0e\u6d53\u5ea6\u4e3a50\uff05\u7684\u9152\u7cbe\u6eb6\u6db2300\u514b\u6df7\u5408\u540e\u6240\u5f97\u5230\u7684\u9152\u7cbe\u6eb6\u6db2\u7684\u6d53\u5ea6\u662f\u591a\u5c11\uff1f
\uff08500\u00d770\uff05+300\u00d750\uff05\uff09\u00f7\uff08500+300\uff09\u00d7100\uff05\uff1d62.5\uff05
7\u3001 \u4e24\u79cd\u94a2\u5206\u522b\u542b\u954d5\uff05\u548c40\uff05\uff0c\u8981\u5f97\u5230140\u5428\u542b\u954d30\uff05\u7684\u94a2\uff0c\u9700\u8981\u542b\u954d5\uff05\u7684\u94a2\u548c\u542b\u954d40\uff05\u7684\u94a2\u5404\u591a\u5c11\u5428\uff1f
\u89e3\uff1a\u8bbe\u9700\u542b\u954d5\uff05\u7684\u94a2x\u5428\uff0c\u5219\u542b\u954d40\uff05\u7684\u94a2140\uff0dx\u5428\uff0c 5\uff05x+\uff08140\uff0dx\uff09\u00d740\uff05\uff1d140\u00d730\uff05 X \uff1d40 140\uff0d40\uff1d100\u5428
8\u3001 \u7532\u3001\u4e59\u4e24\u79cd\u9152\u5404\u542b\u9152\u7cbe75\uff05\u548c55\uff05\uff0c\u8981\u914d\u5236\u542b\u9152\u7cbe65\uff05\u7684\u91523000\u514b\uff0c\u5e94\u5f53\u4ece\u8fd9\u4e24\u79cd\u9152\u4e2d\u5404\u53d6\u591a\u5c11\u514b\uff1f
\uff083000\u00d775\uff05\uff0d3000\u00d765\uff05\uff09\u00f7\u30101\u00d7\uff0875\uff05\uff0d55\uff05\uff09\u3011\uff1d1500\u514b 3000\uff0d1500\uff1d1500\u514b
9\u3001 \u4ece\u88c5\u6ee1100\u514b80\uff05\u7684\u76d0\u6c34\u4e2d\u5012\u51fa40\u514b\u76d0\u6c34\u540e\uff0c\u518d\u7528\u6e05\u6c34\u5c06\u676f\u52a0\u6ee1\uff0c\u6405\u62cc\u540e\u518d\u5012\u51fa40\u514b\u76d0\u6c34\uff0c\u7136\u540e\u518d\u7528\u6e05\u6c34\u5c06\u676f\u52a0\u6ee1\u3002\u5982\u6b64\u53cd\u590d\u4e09\u6b21\u540e\uff0c\u676f\u4e2d\u76d0\u6c34\u7684\u6d53\u5ea6\u662f\u591a\u5c11\uff1f
\u89e3\u6cd5\u4e00\uff1a100\u00d780\uff05\uff1d80\u514b 40\u00d780\uff05\uff1d32\u514b \uff0880\uff0d32\uff09\u00f7100\uff1d48\uff05 40\u00d748\uff05\uff1d19.2\u514b \uff0880\uff0d32\uff0d19.2\uff09\u00f7100\uff1d28.8\uff05 40\u00d728.8\uff1d11.52\u514b
\uff0880\uff0d32\uff0d19.2\uff0d11.52\uff09\u00f7100\uff1d17.28\uff05 \u89e3\u6cd5\u4e8c\uff1a80\u00d7\uff081\uff0d40100 \uff09\u00d7\uff081\uff0d40100 \uff09\u00d7\uff081\uff0d40100 \uff09\u00f7100\uff1d17.28\uff05
10\u3001 \u7532\u5bb9\u5668\u4e2d\u67098\uff05\u7684\u76d0\u6c34300\u514b\uff0c\u4e59\u5bb9\u5668\u4e2d\u670912.5\uff05\u7684\u76d0\u6c34120\u514b\u3002\u5f80\u7532\u3001\u4e59\u4e24\u4e2a\u5bb9\u5668\u5206\u522b\u5012\u5165\u7b49\u91cf\u7684\u6c34\uff0c\u4f7f\u4e24\u4e2a\u5bb9\u5668\u4e2d\u76d0\u6c34\u7684\u6d53\u5ea6\u4e00\u6837\u3002\u6bcf\u4e2a\u5bb9\u5668\u5e94\u5012\u5165\u591a\u5c11\u514b\u6c34\uff1f 300\u00d78\uff05\uff1d24\u514b 120\u00d712.5\uff05\uff1d15\u514b
\u89e3\uff1a\u8bbe\u6bcf\u4e2a\u5bb9\u5668\u5e94\u5012\u5165x\u514b\u6c34\u3002 24300+x \uff1d15120+x
X \uff1d180
1.A\u3001B\u3001C\u4e09\u79cd\u76d0\u6c34\u6d53\u5ea6\u5206\u522b\u4e3a20%\uff0c18%\uff0c16%\uff0c\u7528\u8fd9\u4e09\u79cd\u76d0\u6c34\uff0c\u914d\u5236\u6d53\u5ea6\u4e3a18.8%\u7684\u76d0\u6c34100\u514b\uff0c\u5df2\u77e5B\u6bd4C\u591a\u752830\u514b\uff0c\u6c42\u4e09\u79cd\u76d0\u6c34\u5404\u7528\u591a\u5c11\u514b\u3002
\u8bbeC\u7528\u4e86X\u514b\uff0c\u56e0B\u6bd4C\u591a\u752830\u514b\uff0c\u90a3\u4e48B\u5c31\u5e94\u8be5\u662fB=30+X\uff1b\u53c8\u56e0\u4e3a3\u79cd\u76d0\u6c34\u6df7\u5408\u540e\u91cd\u91cf\u4e3a100\uff0c\u90a3\u4e48A=100-(B+C)=70-2X
\u53c8\u56e0\u603b\u7684\u6d53\u5ea6\u4e3a18.8%\uff0c\u90a3\u4e48\u5217\u65b9\u7a0b\u4e3a 20%\u00d7\uff0870-2X)+18%\u00d7(30+X)+16%\u00d7X=100\u00d718.8% X=10
\u5373A=50 B=40 C=10
2.\u7532\u9152\u7cbe\u6d53\u5ea6\u4e3a72%\u3002\u4e59\u9152\u7cbe\u6d53\u5ea6\u4e3a58%\uff0c\u6df7\u5408\u540e\u9152\u7cbe\u6d53\u5ea6\u4e3a62%\uff0c\u5982\u679c\u6bcf\u79cd\u9152\u7cbe\u6bd4\u539f\u6765\u591a\u53d615\u5347\uff0c\u6df7\u5408\u540e\u9152\u7cbe\u6d53\u5ea6\u4e3a63.25%\uff0c\u95ee\u7b2c\u4e00\u6b21\u6df7\u5408\u65f6\uff0c\u7532\u3001\u4e59\u4e24\u79cd\u9152\u7cbe\u5404\u53d6\u4e86\u591a\u5c11\u5347\uff1f
\u8bbe\u7b2c\u4e00\u6b21\u6df7\u5408\u65f6\uff0c\u7532\u3001\u4e59\u4e24\u79cd\u9152\u7cbe\u5404\u53d6\u4e86X\u3001Y\u5347\uff0c\u90a3\u4e48\u7b2c\u4e8c\u6b21\u53d6\u7684\u5c31\u662fX+15 Y+15 \u5217\u65b9\u7a0b\u5f97\uff1a
72%X+58%Y=62%\u00d7(X+Y) 72%\u00d7(X+15)+58%\u00d7(Y+15)=63.25%\u00d7(X+15+Y+15) X=12 Y=30
3\u3001\u67d0\u79cd\u6d53\u5ea6\u7684\u76d0\u6c34\u4e2d\uff0c\u52a0\u5165\u82e5\u5e72\u6c34\u540e\uff0c\u5f97\u5230\u7684\u76d0\u6c34\u6d53\u5ea6\u4e3a20%\uff1b\u5982\u679c\u5728\u65b0\u76d0\u6c34\u4e2d\u518d\u52a0\u5165\u4e0e\u524d\u9762\u76f8\u7b49\u91cd\u91cf\u7684\u76d0\u540e\uff0c\u76d0\u6c34\u7684\u6d53\u5ea6\u4e3a1/3\uff0c\u6c42\u539f\u6765\u76d0\u6c34\u7684\u6d53\u5ea6\u4e0a\u591a\u5c11\uff1f
\u5341\u5b57\u4ea4\u53c9\u6cd5
\u52a0\u5165\u7684\u76d0\u7684\u91cd\u91cf\uff0c\u4e0e20%\u76d0\u6c34\u7684\u91cd\u91cf\u6bd4\u4e3a\uff1a \uff081/3-20%\uff09\uff1a\uff081-1/3\uff09=1:5
\u539f\u6765\u76d0\u6c34\u4e0e20%\u76d0\u6c34\u7684\u91cd\u91cf\u6bd4\u4e3a\uff1a \uff085-1\uff09\uff1a5=4:5
\u5219\uff0c\u539f\u6765\u76d0\u6c34\u6d53\u5ea6\uff0c\u4e0e20%\u7684\u6bd4\u4e3a5:4
\u539f\u6765\u76d0\u6c34\u6d53\u5ea6\uff1a 20%\u00d75/4=1/4
4\u3001\u5546\u5e97\u91cc\u4e70\u6c28\u6c34,\u6c28\u6c34\u4e2d\u542b\u6c2e16%,\u55b7\u6d12\u65f6\u9700\u7a00\u91ca\u4e3a0.15%\u7684\u6c28\u6c34,\u73b0\u8981\u4f7f\u7528320\u5343\u514b\u7a00\u91ca\u540e\u7684\u6c28\u6c34,\u9700\u51c6\u5907\u542b\u6c2e\u4e3a16%\u7684\u6c28\u6c34\u591a\u5c11\u5343\u514b?\u9700\u52a0\u6c34\u591a\u5c11\u5343\u514b?
\u8bbe\u9700\u51c6\u5907\u542b\u6c2e\u4e3a16%\u7684\u6c28\u6c34\u4e3aX\u5343\u514b 16%X=320*0.15%
X=3
\u9700\u52a0\u6c34320-3=317\u5343\u514b
5\u3001\u6709\u4e24\u4e2a\u5bb9\u79ef\u76f8\u540c\u7684\u5bb9\u5668\uff0c\u7532\u5bb9\u5668\u4e2d\u76d0\u4e0e\u6c34\u7684\u6bd4\u662f2\uff1a9\uff0c\u4e59\u5bb9\u5668\u4e2d\u76d0\u4e0e\u6c34\u7684\u6bd4\u662f3\uff1a10\uff0c\u73b0\u5728\u628a\u4e24\u4e2d\u6eb6\u6db2\u6df7\u5408\u5728\u4e00\u8d77\uff0c\u95ee\u73b0\u5728\u76d0\u4e0e\u76d0\u6c34\u7684\u6bd4\u662f\uff08 \uff09
\u82e5\u4e24\u5bb9\u5668\u5bb9\u79ef\u90fd\u4e3aV
\u5219V\u7532(\u76d0)=2/11V V\u7532(\u6c34)=9/11V V\u4e59(\u76d0)=3/13V V\u4e59(\u6c34)=10/13V \u6240\u4ee5\u6df7\u5408\u540e\u76d0\uff1a\u6c34=(2/11V+3/13V):(9/11V+10/13V)=59\uff1a227 \u6240\u4ee5\u76d0\uff1a\u76d0\u6c34=59\uff1a286 \u53c2\u8003\u7b54\u6848\uff1a 1.\u753225\uff0c\u4e5975 2.80.1% 3.0.5 4.1.5\uff05 5.8\uff05
\u6eb6\u8d28\u7684\u91cd\u91cf\uff0b\u6eb6\u5242\u7684\u91cd\u91cf\uff1d\u6eb6\u6db2\u7684\u91cd\u91cf
\u6eb6\u8d28\u7684\u91cd\u91cf\u00f7\u6eb6\u6db2\u7684\u91cd\u91cf\u00d7100%\uff1d\u6d53\u5ea6
\u6eb6\u6db2\u7684\u91cd\u91cf\u00d7\u6d53\u5ea6\uff1d\u6eb6\u8d28\u7684\u91cd\u91cf
\u6eb6\u8d28\u7684\u91cd\u91cf\u00f7\u6d53\u5ea6\uff1d\u6eb6\u6db2\u7684\u91cd\u91cf
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浓度问题一般用方程法比较容易理解，主要是找准不变的量，如加多少水是溶质的量不变，列方程是：原溶液总量*浓度＝（原溶液量+水X）*浓度；如求加多少溶质，则是水的量不变。还有先加水，后加溶质的；还有两种不同浓度混合的。主要是找出其中的不变的量。
题目呢？
其实浓度问题比较好做，就是三个公式，浓度＝溶质/溶液，溶质＝溶液*浓度，溶液＝溶质/浓度
关键是要看题目中的什么是前后不变的，大多情况下是溶质
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题目呢？
绛旓細1 150*20%=30 150-30=120 ( x*15%+30)/(x*85%+120)=18 x=2800 g 2 60*20%=12 12/15%=80 80-12=68 68/80%=85 85*20%=17 17-12=5 g 3 璁 娴撳害涓10%銆15%銆25%鐨勪笁绉嶇硸姘村垎鍒渶瑕 x 銆亂銆 y +20 鍏 x+y+y+20=200 x*10%+y*15%+(y+20)25%=200*...
绛旓細瑙ｏ細璁惧彇娴撳害45%绯栨按x鍏嬶紝鍒欏彇娴撳害5%鐨勭硸姘达紙400-x锛夊厠銆45%x+5%*(400-x)=400*30 40%x+20=120 x=250 400-250=150锛堝厠锛夌瓟锛氭祿搴45%绯栨按250鍏嬶紝娴撳害5%绯栨按150鍏嬨
绛旓細1.娴撳害涓20%鐨勭硸姘40鍏嬶紝瑕佹妸瀹冨彉鎴愭祿搴︿负40%鐨勭硸姘达紝闇鍔犵硸澶氬皯鍏?瑙ｏ細璁鹃渶鍔犵硸X鍏嬨40脳20%+X=40%锛40+X锛2.涓鏉按涓斁鍏10鍏嬬洂锛屽姞鍏ユ祿搴︿负5%鐨勭洂姘200鍏嬶紝閰嶆垚娴撳害涓2.5%鐨勯鐩愭按锛岄棶鍘熸潵鏉腑鏈夋按澶氬皯鍏嬶紵瑙ｏ細璁惧師鏉ユ澂涓湁姘碭鍏嬨傦紙200脳5%+10锛壝凤紙X+200锛=2.5 3.鐢插鍣...
绛旓細瑙ｏ細棣栧厛璁＄畻涓変釜鐡跺瓙娴撳害閮界浉绛夋椂鐨勬祿搴涓猴紝x=锛40%*60+60%*120+25%*180锛/锛60+120+180锛 =39.1667 杩欎釜棰樻棤瑙ｏ紝鍘熷洜鍦ㄤ簬锛岃浣垮緱鏈鍚庝笁涓澂瀛愭祿搴︾浉绛夛紝鏈鍚庢搷浣滅殑鏄澂瀛愪笝锛屾妸浠庝笝鐡朵腑鍙栧嚭鐨凚鍏嬮厭绮惧掑叆鐢茬摱锛孋鍏嬮厭绮惧掑叆涔欑摱銆備篃灏辨槸璇翠粠涓欑鍙栧嚭鍚庡墿浣欑殑婧舵恫娴撳害涓猴紝39.1667%锛...
绛旓細鏈変竴绉嶈绠娴撳害鐨勬柟娉曞彨鍗佸瓧浜ゅ弶娉曞緢瀹规槗鎺屾彙锛屼笅闈㈢敤姝ゆ柟娉曡瘯瑙ｄ互涓婇鐩紝浠庣5棰樺紑濮嬨5.鏈堿銆丅銆丆涓夌鐩愭按锛屾寜A涓嶣鐨勬暟閲忎箣姣斾负2锛1娣峰悎锛屽緱鍒版祿搴︿负鐧惧垎涔13鐨勭洂姘达紝鎸堿涓嶣鐨勬暟閲忎箣姣斾负1锛2娣峰悎锛屽緱鍒版祿搴︿负鐧惧垎涔14鐨勭洂姘达紝鎸堿銆丅銆丆鐨勬暟閲忔瘮涓1锛1锛3娣峰悎锛屽緱鍒版祿搴︿负鐧惧垎涔10.2鐨...
绛旓細銆 #灏忓濂ユ暟# 瀵艰銆戞暟瀛︿笌鎴戜滑鐨勭敓娲绘湁鐫瀵嗗垏鐨勮仈绯伙紝璁╁鐢熻璇嗗埌鐜板疄鐢熸椿涓暣娑电潃澶ч噺鐨勬暟瀛︿俊鎭紝鏁板鍦ㄧ幇瀹炵敓娲讳腑鏈夌潃骞挎硾鐨勫簲鐢紝骞朵粠涓綋浼氬埌鏁板鐨勪环鍊硷紝澧炶繘瀵规暟瀛︾殑鐞嗚В鍜屽簲鐢ㄦ暟瀛︾殑淇″績绛夈 浠ヤ笅鏄 鏁寸悊鐨勩婂叚骞寸骇鏁板濂ユ暟娴撳害闂銆嬬浉鍏宠祫鏂欙紝甯屾湜甯姪鍒版偍銆 1.鍏勾绾ф暟瀛﹀ゥ鏁版祿搴﹂棶棰...
绛旓細1.鐩愮殑閲嶉噺涓嶅彉涓鐩存槸80*10锛=8鍏 鎵浠8锛呯殑鐩愭按鎬婚噸閲忔槸8梅8锛=100鍏 鎵浠ヨ鍔100-80=20鍏嬬殑姘 2.姘寸殑閲嶉噺涓嶅彉涓鐩存槸300*锛1-20锛咃級=240鍏 鎵浠40锛呯殑绯栨按鎬婚噸閲忔槸240梅锛1-40锛咃級=400鍏 鎵浠ヨ鍔犵硸400-300=100鍏 3.娣峰悎鍚庨厭绮炬婚噺鏄500*70锛+300*50锛=500鍏 娴撳害涓500梅锛500...
绛旓細婧惰川鐨勯噸閲忥紜婧跺墏鐨勯噸閲忥紳婧舵恫鐨勯噸閲 婧惰川鐨勯噸閲徝锋憾娑茬殑閲嶉噺脳100%锛濇祿搴 婧舵恫鐨勯噸閲徝楁祿搴︼紳婧惰川鐨勯噸閲 婧惰川鐨勯噸閲徝锋祿搴︼紳婧舵恫鐨勯噸閲 璇翠簡杩欎箞澶氾紝鍏跺疄鏈甯哥敤鐨勬槸鐢ㄦ柟绋嬭В娴撳害闂 姣斿涓ょ涓嶅悓娴撳害鐨勬憾娑叉贩鍚堬紝鏈甯哥敤鐨勫叕寮忓舰寮忔槸 鐢叉憾娑茶川閲徝楁祿搴+涔欐憾娑茶川閲徝楁祿搴=鎬绘憾娑茶川閲徝楁祿搴 ...
绛旓細鏈鍚庝竴娆′负鐢层佷笝娣峰悎锛屾墍浠ユ渶缁堣繖涓ょ摱娴撳害鐩哥瓑銆傚洜姝や笝婧舵恫閰掔簿娴撳害鏈缁堜负67 鍦ㄦ涔嬪墠鐨勬搷浣滀负涔欍佷笝娣峰悎锛屾鍚庝箼鏈仛浠讳綍鎿嶄綔锛屾祿搴︿负61%銆傚彲瑙佷笝閰掔簿鍦ㄤ笌鐢查厭绮炬贩鍚堝墠娴撳害涓61%銆傛墍浠ユ渶鍚庝竴娆℃贩鍚堝鑷翠笝閰掔簿娴撳害鎻愰珮6%銆備粠鏈鍚庢憾娑茶川閲忎笂鐪嬶紝鐢查厭绮捐川閲忎负涓欑殑3鍊嶏紝鎵浠ユ贩鍚堝悗鐢查厭绮炬祿搴﹂檷浣庡间负涓欐彁楂...
绛旓細10脳6%梅2%-10=30-10=20鍏嬧斺擝璇曠閲岀殑姘 10脳2%梅5%=4鍏嬬洂姘达紝灏忎簬10锛屾鏃朵笉搴斿姞姘达紝搴斿姞鐩愩傛墍浠ワ紝涓変釜璇曠鍘熺洓姘存渶澶氱殑鏄疊璇曠锛岀洓20鍏嬶紵2銆40脳12.5%梅20% =25鍗冨厠鈥斺斿簲鍓25鍗冨厠鐩愭按銆3銆20/100=20% 鈥斺旂幇鍦ㄧ硸姘存祿搴︺20%-20/锛100+20锛夆増3.3%鈥鈥旀祿搴鎻愰珮3.3 4銆150...
