最新gre猴哥数学难题解析(八)
<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> 71.</p><p> <span word="A">A</span>. <span word="The">The</span> <span word="quantity">quantity</span> <span word="in">in</span> <span word="Column">Column</span> <span word="A">A</span> <span word="is">is</span> <span word="greater">greater</span>.</p><p> <span word="B">B</span>. <span word="The">The</span> <span word="quantity">quantity</span> <span word="in">in</span> <span word="Column">Column</span> <span word="B">B</span> <span word="is">is</span> <span word="greater">greater</span>.</p><p> <span word="C">C</span>. <span word="The">The</span> <span word="two">two</span> <span word="quantities">quantities</span> <span word="are">are</span> <span word="equal">equal</span>.</p><p> <span word="D">D</span>. <span word="The">The</span> <span word="relationship">relationship</span> <span word="cannot">cannot</span> <span word="be">be</span> <span word="determined">determined</span> <span word="from">from</span> <span word="the">the</span> <span word="information">information</span> <span word="given">given</span>.</p><p> 72. 9/20 <span word="of">of</span> 2.8 <span word="is">is</span>____</p><p> <span word="A">A</span>. 0.00126 <span word="B">B</span>.0.0126 <span word="C">C</span>.0.126 <span word="D">D</span>.1.26 <span word="E">E</span>.12.6</p><p> 73.<span word="Seven">Seven</span> <span word="one">one</span>-<span word="dollar">dollar</span> <span word="bills">bills</span> <span word="are">are</span> <span word="to">to</span> <span word="be">be</span> <span word="distributed">distributed</span> <span word="among">among</span> <span word="Lucia">Lucia</span>, <span word="Gomez">Gomez</span>, <span word="and">and</span> <span word="Domingo">Domingo</span> <span word="so">so</span> <span word="that">that</span> <span word="each">each</span> <span word="person">person</span> <span word="receives">receives</span> <span word="at">at</span> <span word="least">least</span> $ 1.</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> <span word="ways">ways</span> <span word="to">to</span> <span word="distributed">distributed</span> <span word="the">the</span> <span word="bills">bills</span> <span word="so">so</span> <span word="that">that</span> <span word="at">at</span> <span word="least">least</span> <span word="one">one</span> <span word="person">person</span> <span word="receives">receives</span> <span word="at">at</span> <span word="least">least</span> $3.</p><p> <span word="Column">Column</span> <span word="B">B</span>: <span word="The">The</span> <span word="total">total</span> <span word="number">number</span> <span word="of">of</span> <span word="ways">ways</span> <span word="to">to</span> <span word="distribute">distribute</span> <span word="the">the</span> <span word="bills">bills</span>.</p><p> <span word="Answer">Answer</span>:<span word="C">C</span></p><p> 74.3</p><p> <span word="Column">Column</span> <span word="A">A</span>: /3</p><p> <span word="Column">Column</span> <span word="B">B</span>: /<span word="x">x</span></p><p> <span word="answer">answer</span>: <span word="D">D</span></p><p> 75. <span word="If">If</span> <span word="car">car</span> <span word="x">x</span> <span word="is">is</span> <span word="driven">driven</span> <span word="at">at</span> <span word="a">a</span> <span word="constant">constant</span> <span word="speed">speed</span> <span word="such">such</span> <span word="that">that</span> <span word="its">its</span> <span word="gasoline">gasoline</span> <span word="mileage">mileage</span> <span word="is">is</span> 24 <span word="miles">miles</span> <span word="per">per</span> <span word="gallon">gallon</span>, <span word="then">then</span> <span word="the">the</span> <span word="speed">speed</span> <span word="of">of</span> <span word="car">car</span> <span word="x">x</span>, <span word="to">to</span> <span word="the">the</span> <span word="nearest">nearest</span> <span word="mile">mile</span> <span word="per">per</span> <span word="hour">hour</span>, <span word="could">could</span> <span word="be">be</span>__</p><p> <span word="A">A</span>. 20 <span word="mph">mph</span> <span word="B">B</span>.22 <span word="mph">mph</span> <span word="C">C</span>.29 <span word="mph">mph</span> <span word="D">D</span>.71 <span word="mph">mph</span> <span word="E">E</span>.73 <span word="mph">mph</span></p><p> 76. <span word="Approximately">Approximately</span> <span word="how">how</span> <span word="many">many</span> <span word="gallons">gallons</span> <span word="of">of</span> <span word="gasoline">gasoline</span> <span word="would">would</span> <span word="car">car</span> <span word="x">x</span> <span word="use">use</span> <span word="if">if</span> <span word="it">it</span> <span word="were">were</span> <span word="driven">driven</span> <span word="for">for</span> 2 <span word="hours">hours</span> <span word="at">at</span> <span word="a">a</span> <span word="constant">constant</span> <span word="speed">speed</span> <span word="of">of</span> 45 <span word="miles">miles</span> <span word="per">per</span> <span word="hour">hour</span>?</p>
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