真题汇总:11月27日gre数学真题部分
<p> <span word="Tuesday">Tuesday</span>, <span word="November">November</span> 27, 2014</p><p> 1. <span word="Three">Three</span> <span word="points">points</span> <span word="in">in</span> <span word="the">the</span> <span word="coordinate">coordinate</span> <span word="system">system</span> <span word="were">were</span> <span word="given">given</span> , <span word="n">n</span> <span word="and">and</span> <span word="all">all</span> <span word="lie">lie</span> <span word="on">on</span> <span word="the">the</span> <span word="same">same</span> <span word="line">line</span></p><p> <span word="Col">Col</span> <span word="A">A</span>: <span word="k">k</span></p><p> <span word="Col">Col</span> <span word="B">B</span>: 2</p><p> <span word="Ans">Ans</span>: <span word="C">C</span></p><p> 2. <span word="A">A</span> <span word="company">company</span> <span word="sold">sold</span> <span word="a">a</span> <span word="product">product</span> <span word="for">for</span> <span word="x">x</span> <span word="dollars">dollars</span> <span word="in">in</span> 1990. <span word="The">The</span> <span word="price">price</span> <span word="of">of</span> <span word="the">the</span> <span word="product">product</span> <span word="would">would</span> <span word="increase">increase</span> <span word="by">by</span> 2.5% <span word="every">every</span> <span word="year">year</span>. <span word="Which">Which</span> <span word="of">of</span> <span word="the">the</span> <span word="following">following</span> <span word="expressions">expressions</span> <span word="could">could</span> <span word="be">be</span> <span word="used">used</span> <span word="to">to</span> <span word="calculate">calculate</span> <span word="the">the</span> <span word="price">price</span> <span word="of">of</span> <span word="the">the</span> <span word="product">product</span> <span word="in">in</span> <span word="the">the</span> <span word="year">year</span> 2000?</p><p> <span word="A">A</span>. <span word="x">x</span> ^10</p><p> <span word="B">B</span>. <span word="x">x</span> ^10</p><p> <span word="C">C</span>. <span word="x">x</span> ^ 10</p><p> <span word="D">D</span>. <span word="x">x</span> ^10</p><p> <span word="E">E</span>. <span word="x">x</span> ^ 10</p><p> <span word="Ans">Ans</span>: <span word="D">D</span></p><p> 3.<span word="There">There</span> <span word="is">is</span> <span word="a">a</span> <span word="circular">circular</span> <span word="water">water</span> <span word="fountain">fountain</span> <span word="of">of</span> <span word="Diameter">Diameter</span> 12<span word="m">m</span>. <span word="The">The</span> <span word="wall">wall</span> <span word="of">of</span> <span word="the">the</span> <span word="tank">tank</span> <span word="has">has</span> <span word="a">a</span> <span word="width">width</span> <span word="of">of</span> 2<span word="m">m</span>. <span word="If">If</span> <span word="the">the</span> <span word="thickness">thickness</span> <span word="of">of</span> <span word="the">the</span> <span word="fountain">fountain</span> <span word="is">is</span> 0.06<span word="m">m</span>, <span word="what">what</span> <span word="is">is</span> <span word="the">the</span> <span word="volume">volume</span> <span word="of">of</span> <span word="the">the</span> <span word="concrete">concrete</span> <span word="used">used</span> <span word="in">in</span> <span word="constructing">constructing</span> <span word="the">the</span> <span word="tank">tank</span>? <span word="On">On</span> <span word="a">a</span> <span word="street">street</span>, <span word="there">there</span> <span word="are">are</span> <span word="four">four</span> <span word="houses">houses</span> <span word="which">which</span> <span word="are">are</span> <span word="to">to</span> <span word="be">be</span> <span word="painted">painted</span>. <span word="There">There</span> <span word="is">is</span> <span word="a">a</span> <span word="choice">choice</span> <span word="of">of</span> <span word="three">three</span> <span word="colors">colors</span>, <span word="and">and</span> <span word="one">one</span> <span word="house">house</span> <span word="will">will</span> <span word="be">be</span> <span word="painted">painted</span> <span word="with">with</span> <span word="a">a</span> <span word="single">single</span> <span word="color">color</span>. <span word="In">In</span> <span word="how">how</span> <span word="many">many</span> <span word="ways">ways</span> <span word="can">can</span> <span word="the">the</span> <span word="houses">houses</span> <span word="be">be</span> <span word="painted">painted</span>?</p><p> <span word="A">A</span>. 4</p><p> <span word="B">B</span>. 24</p><p> <span word="C">C</span>. 64</p><p> <span word="D">D</span>. 81</p><p> <span word="E">E</span>. 128</p><p> <span word="Ans">Ans</span>: <span word="D">D</span></p><p> 4. 3,1,4,2,3,1,4,2...... <span word="is">is</span> <span word="a">a</span> <span word="series">series</span> <span word="in">in</span> <span word="which">which</span> 3,1,4,2 <span word="are">are</span> <span word="repeated">repeated</span> <span word="for">for</span> <span word="every">every</span> 4 <span word="terms">terms</span> <span word="then">then</span> <span word="what">what</span> <span word="is">is</span> <span word="the">the</span> <span word="product">product</span> <span word="of">of</span> <span word="the">the</span> 67<span word="th">th</span>,68<span word="th">th</span> <span word="term">term</span>?</p><p> <span word="A">A</span>. 2</p><p> <span word="B">B</span>. 4</p>
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