2016年新GRE数学模拟试题（二）
<p>考试吧为您整理了“2016年新<span word="GRE">GRE</span>数学模拟试题（二）”，更多关于<span word="GRE">GRE</span>考试模拟试题相关内容，请访问考试吧<span word="GRE">GRE</span>考试网。 </p><p> 查看汇总：2016年新<span word="GRE">GRE</span>数学模拟试题汇总</p><p> 1. <span word="A">A</span>,<span word="B">B</span>,<span word="C">C</span>,<span word="D">D</span>,<span word="E">E</span>,<span word="F">F</span>排在1,2,3,4,5,6六个位置上,问<span word="A">A</span>不在1, <span word="B">B</span>不在2, <span word="C">C</span>不在3的情况下,共有多少种排法?</p><p> (<span word="A">A</span>) 720</p><p> (<span word="B">B</span>) 450</p><p> (<span word="C">C</span>) 180</p><p> (<span word="D">D</span>) 216</p><p> (<span word="E">E</span>) 320</p><p> 2. 一直线<span word="L">L</span>过点<span word="A">A</span>(5,0), <span word="B">B</span>(0,2), 坐标原点为<span word="O">O</span>, 点<span word="P">P</span>(<span word="X">X</span>,<span word="Y">Y</span>)为三角形<span word="OAB">OAB</span>中一点, 问:<span word="Y">Y</span></p><p> (<span word="A">A</span>) 1/4</p><p> (<span word="B">B</span>) 3/8</p><p> (<span word="C">C</span>) 1/2</p><p> (<span word="D">D</span>) 5/8</p><p> (<span word="E">E</span>) 3/4</p><p> 3. <span word="In">In</span> <span word="an">an</span> <span word="insurance">insurance</span> <span word="company">company</span>, <span word="each">each</span> <span word="policy">policy</span> <span word="has">has</span> <span word="a">a</span> <span word="paper">paper</span> <span word="record">record</span> <span word="and">and</span> <span word="an">an</span> <span word="electric">electric</span> <span word="record">record</span>. <span word="For">For</span> <span word="those">those</span> <span word="policies">policies</span> <span word="having">having</span> <span word="incorrect">incorrect</span> <span word="paper">paper</span> <span word="record">record</span>, 60% <span word="also">also</span> <span word="having">having</span> <span word="incorrect">incorrect</span> <span word="electric">electric</span> <span word="record">record</span>; <span word="For">For</span> <span word="policies">policies</span> <span word="having">having</span> <span word="incorrect">incorrect</span> <span word="electric">electric</span> <span word="record">record</span>, 75% <span word="also">also</span> <span word="having">having</span> <span word="incorrect">incorrect</span> <span word="paper">paper</span> <span word="record">record</span>. 3% <span word="of">of</span> <span word="all">all</span> <span word="policies">policies</span> <span word="have">have</span> <span word="both">both</span> <span word="incorrect">incorrect</span> <span word="paper">paper</span> <span word="and">and</span> <span word="incorrect">incorrect</span> <span word="electric">electric</span> <span word="records">records</span>. <span word="If">If</span> <span word="we">we</span> <span word="randomly">randomly</span> <span word="pick">pick</span> <span word="out">out</span> <span word="one">one</span> <span word="policy">policy</span>,<span word="what">what</span>’<span word="s">s</span> <span word="the">the</span> <span word="probability">probability</span> <span word="that">that</span> <span word="the">the</span> <span word="one">one</span> <span word="having">having</span> <span word="both">both</span> <span word="correct">correct</span> <span word="paper">paper</span> <span word="and">and</span> <span word="correct">correct</span> <span word="electric">electric</span> <span word="records">records</span>?</p><p> (<span word="A">A</span>) 0.80</p><p> (<span word="B">B</span>) 0.94</p><p> (<span word="C">C</span>) 0.75</p><p> (<span word="D">D</span>) 0.88</p><p> (<span word="E">E</span>) 0.92</p><p> 4. <span word="If">If</span> <span word="Bob">Bob</span> <span word="can">can</span> <span word="do">do</span> <span word="a">a</span> <span word="job">job</span> <span word="in">in</span> 20 <span word="days">days</span> <span word="and">and</span> <span word="Jane">Jane</span> <span word="can">can</span> <span word="do">do</span> <span word="the">the</span> <span word="job">job</span> <span word="in">in</span> 30 <span word="days">days</span>, <span word="they">they</span> <span word="work">work</span> <span word="together">together</span> <span word="to">to</span> <span word="do">do</span> <span word="this">this</span> <span word="job">job</span> <span word="and">and</span> <span word="in">in</span> <span word="this">this</span> <span word="period">period</span>, <span word="Bob">Bob</span> <span word="stop">stop</span> <span word="work">work</span> <span word="for">for</span> 2.5 <span word="days">days</span> <span word="and">and</span> <span word="Jane">Jane</span> <span word="stop">stop</span> <span word="work">work</span> <span word="for">for</span> <span word="x">x</span> <span word="days">days</span>, <span word="and">and</span> <span word="the">the</span> <span word="job">job</span> <span word="be">be</span> <span word="finished">finished</span> <span word="for">for</span> 14 <span word="days">days</span>, <span word="what">what</span> <span word="is">is</span> <span word="x">x</span>?</p>
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