为了掌握我市中考模拟数学考试卷的命题质量与难度系数，命题教师赴我市某地选取一个水平相当的初三年级进 搜集7道数学中考题（八年级上册，浙教版)题目及答案
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\uff082012•\u9f99\u5ca9\uff09\u67d0\u6821\u4e3a\u4e86\u89e3\u516b\u5e74\u7ea7300\u540d\u5b66\u751f\u5176\u4e2d\u8003\u7684\u6570\u5b66\u6210\u7ee9\uff0c\u968f\u673a\u62bd\u67e5\u4e86\u8be5\u5e74\u7ea750\u540d\u5b66\u751f\u7684\u5176\u4e2d\u8003\u6570\u5b66\u6210\u7ee9\u8fdb\u884c\u5206\u6790\uff0c\u7ed8\u5236\u4e86\u4e0d\u5b8c\u6574\u7684\u9891\u6570\u5206\u5e03\u8868\u548c\u9891\u6570\u5206\u5e03\u76f4\u65b9\u56fe\uff0e
\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u9891\u6570\u5206\u5e03\u8868
\u3000\u6210\u7ee9\u5206\u7ec4 \u3000\u9891\u6570 \u3000\u9891\u7387
30\u2264x\uff1c40 \u30001 \u30000.02
\u300040\u2264x\uff1c50 \u30001 \u30000.02
\u300050\u2264x\uff1c60 \u30003 \u3000 0.06\u3000
\u300060\u2264x\uff1c70 \u300010 \u30000.2
\u300070\u2264x\uff1c80 \u300015 \u30000.3
\u300080\u2264x\uff1c90 \u300015 \u30000.3
\u300090\u2264x\uff1c100 \u30005 \u30000.1
\u3000\u5408\u8ba1 \u300050 \u30001
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\u73b0\u6709A\u3001B\u3001C\u3001D\u56db\u5957\u6570\u5b66\u8bd5\u5377\uff0c
\uff081\uff09\u5982\u679c\u5176\u4e2d\u53ea\u6709\u4e00\u5957\u662f\u4e2d\u8003\u540e\u5907\u9898\u7684\uff0c\u67d0\u4f4d\u540c\u5b66\u968f\u610f\u9009\u4e86\u5176\u4e2d\u4e00\u5957\u8bd5\u5377\uff0c\u4ed6\u9009\u4e2d\u4e2d\u8003\u540e\u5907\u9898\u7684\u6982\u7387\u662f\u591a\u5c11\uff1f
\uff082\uff09\u5982\u679c\u5176\u4e2d\u6709\u4e24\u5957\u662f\u540e\u5907\u9898\uff0c\u67d0\u4f4d\u540c\u5b66\u968f\u610f\u9009\u4e86\u5176\u4e2d\u4e24\u5957\uff0c\u4ed6\u5168\u90e8\u9009\u4e2d\u4e2d\u8003\u540e\u5907\u9898\u7684\u6982\u7387\u662f\u591a\u5c11\uff1f
\uff082005•\u6cf0\u5dde\uff09\u516b\u5e74\u7ea7\uff081\uff09\u73ed\u8fdb\u884c\u4e00\u6b21\u6570\u5b66\u6d4b\u9a8c\uff0c\u6210\u7ee9\u5206\u4e3a\u4f18\u79c0\u3001\u826f\u597d\u3001\u53ca\u683c\u3001\u4e0d\u53ca\u683c\u56db\u4e2a\u7b49\u7ea7\uff0e\u6d4b\u9a8c\u7ed3\u679c\u53cd\u6620\u5728\u6247\u5f62\u7edf\u8ba1\u56fe\u4e0a\uff0c\u5982\u56fe\u6240\u793a\uff0c\u5219\u6210\u7ee9\u826f\u597d\u7684\u5b66\u751f\u4eba\u6570\u5360\u5168\u73ed\u4eba\u6570\u7684\u767e\u5206\u6bd4\u662f
%\uff0e
\uff082009•\u6f33\u5dde\uff09\u636e\u7edf\u8ba1\uff0c2009\u5e74\u6f33\u5dde\u5e02\u62a5\u540d\u53c2\u52a0\u4e2d\u8003\u603b\u4eba\u6570\uff08\u542b\u516b\u5e74\u7ea7\uff09\u7ea6\u4e3a102 000\u4eba\uff0c\u5219102 000\u7528\u79d1\u5b66\u8bb0\u6570\u6cd5\u8868\u793a
\u4e3a\uff08\u3000\u3000\uff09
A\uff0e0.102\u00d7106B\uff0e1.02\u00d7105C\uff0e10.2\u00d7104D\uff0e102\u00d7103
\uff082012•\u6500\u679d\u82b1\uff09\u4e3a\u4e86\u4e86\u89e3\u6500\u679d\u82b1\u5e022012\u5e74\u4e2d\u8003\u6570\u5b66\u5b66\u79d1\u5404\u5206\u6570\u6bb5\u6210\u7ee9\u5206\u5e03\u60c5\u51b5\uff0c\u4ece\u4e2d\u62bd\u53d6150\u540d\u8003\u751f\u7684\u4e2d\u8003\u6570\u5b66\u6210\u7ee9\u8fdb\u884c\u7edf\u8ba1\u5206\u6790\uff0e\u5728\u8fd9\u4e2a\u95ee\u9898\u4e2d\uff0c\u6837\u672c\u662f\u6307\uff08\u3000\u3000\uff09
\uff082010•\u5fb7\u5b8f\u5dde\uff09\u67d0\u5730\u533a2009\u5e74\u5171\u67097661\u540d\u5b66\u751f\u53c2\u52a0\u4e2d\u8003\uff0e\u4e3a\u4e86\u8c03\u67e5\u8be5\u5730\u533a\u4e2d\u8003\u6570\u5b66\u6210\u7ee9\u7684\u60c5\u51b5\uff0c\u4ece\u4e2d\u62bd\u53d6200\u540d\u5b66\u751f\u7684\u6570\u5b66\u6210\u7ee9\uff08\u6210\u7ee9\u53d6\u6574\u6570\uff09\uff0c\u6574\u7406\u540e\u7ed8\u5236\u6210\u4ee5\u4e0b\u7edf\u8ba1\u56fe\uff0e
\uff081\uff09\u62bd\u53d6\u7684\u6837\u672c\u5bb9\u91cf\u662f
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A\uff0e150B\uff0e\u88ab\u62bd\u53d6\u7684150\u540d\u8003\u751fC\uff0e\u88ab\u62bd\u53d6\u7684150\u540d\u8003\u751f\u7684\u4e2d\u8003\u6570\u5b66\u6210\u7ee9D\uff0e\u6500\u679d\u82b1\u5e022012\u5e74\u4e2d\u8003\u6570\u5b66\u6210\u7ee9
\u67d0\u5e02\u4e1c\u57ce\u533a2011\u5e74\u4e2d\u8003\u6a21\u62df\u8003\u7684\u603b\u5206\uff08\u5747\u4e3a\u6574\u6570\uff09\u6210\u7ee9\u6c47\u603b\u5982\u4e0b\u8868\uff1a
\u6210\u7ee9 461\u4ee5\u4e0b 461\u5230470 471\u5230480 481\u5230490 491\u5230500 501\u5230510 511\u5230520 521\u5230530 531\u5230540 541\u5230550 551\u5230560 561\u5230570 571\u5230580 580\u4ee5\u4e0a \u5408\u8ba1
\u4eba\u6570 628 88 110 98 120 135 215 236 357 380 423 356 126 28 3300
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A.521\u5230530\uff1bB.531\u5230540\uff1bC.541\u5230550\uff1bD.551\u5230560
\uff082\uff09\u533a\u62db\u751f\u529e\u5728\u544a\u77e5\u5b66\u751f\u603b\u5206\u6210\u7ee9\u7684\u540c\u65f6\uff0c\u4e5f\u4f1a\u5c06\u5b66\u751f\u7684\u5b9a\u4f4d\u5206\u544a\u8bc9\u5b66\u751f\uff0c\u4ee5\u4fbf\u5b66\u751f\u540e\u671f\u7684\u590d\u4e60\u8fce\u8003\uff0c\u5176\u4e2d\u5b66\u751f\u5b9a\u4f4d\u5206\u7684\u8ba1\u7b97\u516c\u5f0f\u5982\u4e0b\uff1a
\u5b66\u751f\u603b\u5206\u540d\u6b21\u00d7100
\u603b\u4eba\u6570
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356\u00d7100
3300
=10.8\uff0c\u5219\u4ed6\u7684\u5b9a\u4f4d\u5206\u662f10\uff0e\u5982\u679c\u8be5\u533a\u5c0f\u6770\u540c\u5b66\u7684\u5b9a\u4f4d\u5206\u662f38\uff0c\u90a3\u4e48\u4ed6\u5728\u533a\u5185\u7684\u603b\u5206\u540d\u6b21n\u7684\u8303\u56f4\u662f
\uff1b
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\u4eba\u6570 50 80 120 50
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