最新gre数学难题解析(四)
<p> 下面为大家总结了最新的<span word="gre">gre</span>猴哥数学难题。有很多<span word="gre">gre</span>考生对<span word="gre">gre</span>数学考试十分苦恼，其实最有效的方法就是多练习，把数学基础知识记牢，这样才能在考试中对答如流。而<span word="gre">gre</span>数学考试中也会出现一些难题，想拿高分也十分不容易。</p><p> 31.<span word="The">The</span> <span word="average">average</span> <span word="quiz">quiz</span> <span word="score">score</span> <span word="is">is</span> <span word="closest">closest</span> <span word="to">to</span> <span word="which">which</span> <span word="of">of</span> <span word="the">the</span> <span word="following">following</span>?</p><p> <span word="A">A</span>.5 <span word="B">B</span>.6 <span word="C">C</span>.7 <span word="D">D</span>.8 <span word="E">E</span>.9</p><p> 32.<span word="From">From</span> <span word="the">the</span> <span word="set">set</span> <span word="of">of</span> 6 <span word="letters">letters</span> <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="and">and</span> <span word="F">F</span>, <span word="there">there</span> <span word="are">are</span> 20 <span word="different">different</span> 3-<span word="letter">letter</span> <span word="subsets">subsets</span> <span word="that">that</span> <span word="could">could</span> <span word="be">be</span> <span word="selected">selected</span>.</p><p> <span word="Column">Column</span> <span word="A">A</span>: <span word="The">The</span> <span word="number">number</span> <span word="of">of</span> 3-<span word="letter">letter</span> <span word="subsets">subsets</span> <span word="that">that</span> <span word="include">include</span> <span word="the">the</span> <span word="letter">letter</span> <span word="F">F</span></p><p> <span word="Column">Column</span> <span word="B">B</span>: 10</p><p> <span word="answer">answer</span>: <span word="C">C</span></p><p> 33. <span word="In">In</span> <span word="the">the</span> <span word="Ratings">Ratings</span> <span word="for">for</span> <span word="Symptom">Symptom</span> <span word="H">H</span> <span word="table">table</span> <span word="shown">shown</span> <span word="which">which</span> <span word="of">of</span> <span word="the">the</span> <span word="following">following</span> <span word="could">could</span> <span word="be">be</span> <span word="r">r</span>, <span word="s">s</span>, <span word="and">and</span> <span word="t">t</span>, <span word="respectively">respectively</span>?</p><p> <span word="A">A</span>.0,7,6 <span word="B">B</span>.1,1,9 <span word="C">C</span>.1,10,4 <span word="D">D</span>.2,19,0 <span word="E">E</span>.2,4,5</p><p> 34.<span word="If">If</span> <span word="is">is</span> <span word="the">the</span> <span word="center">center</span> <span word="of">of</span> <span word="the">the</span> <span word="circle">circle</span>, <span word="then">then</span> <span word="the">the</span> <span word="radius">radius</span> <span word="of">of</span> <span word="the">the</span> <span word="circle">circle</span> <span word="could">could</span> <span word="be">be</span> <span word="equal">equal</span> <span word="to">to</span> <span word="which">which</span> <span word="of">of</span> <span word="the">the</span> <span word="following">following</span>?</p><p> <span word="A">A</span>.2 <span word="B">B</span>.3 <span word="C">C</span>.5 <span word="D">D</span>.7 <span word="E">E</span>.9</p><p> 35.<span word="If">If</span> <span word="x">x</span> + 2<span word="y">y</span> = 2 <span word="and">and</span> =9, <span word="which">which</span> <span word="of">of</span> <span word="the">the</span> <span word="following">following</span> <span word="is">is</span> <span word="a">a</span> <span word="possible">possible</span> <span word="value">value</span> <span word="of">of</span> <span word="y">y</span>?</p><p> <span word="A">A</span>.-8 <span word="B">B</span>.-5 <span word="C">C</span>.-3/2 <span word="D">D</span>.3/2 <span word="E">E</span>.5</p><p> 36. <span word="In">In</span> <span word="what">what</span> <span word="month">month</span> <span word="was">was</span> <span word="gas">gas</span> <span word="use">use</span> <span word="in">in</span> <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="years">years</span> <span word="nearly">nearly</span> <span word="double">double</span> <span word="that">that</span> <span word="for">for</span> <span word="the">the</span> <span word="same">same</span> <span word="month">month</span> <span word="in">in</span> <span word="the">the</span> <span word="other">other</span> <span word="year">year</span>?</p><p> <span word="A">A</span>. <span word="February">February</span> <span word="B">B</span>.<span word="July">July</span> <span word="C">C</span>.<span word="August">August</span> <span word="D">D</span>.<span word="September">September</span> <span word="E">E</span>.<span word="October">October</span></p><p> 37.<span word="Column">Column</span> <span word="A">A</span>: <span word="The">The</span> <span word="total">total</span> <span word="number">number</span> <span word="of">of</span> <span word="feet">feet</span> <span word="of">of</span> <span word="fencing">fencing</span>, <span word="indicated">indicated</span> <span word="by">by</span> <span word="the">the</span> <span word="solid">solid</span> <span word="lines">lines</span>, <span word="needed">needed</span> <span word="to">to</span> <span word="separate">separate</span> <span word="each">each</span> <span word="of">of</span> <span word="the">the</span> <span word="gardens">gardens</span></p>
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