真题汇总:12月17日gre数学真题部分
<p> <span word="Thursday">Thursday</span>, <span word="December">December</span> 17, 2009</p><p> 2. <span word="Find">Find</span> <span word="the">the</span> <span word="total">total</span> <span word="number">number</span> <span word="of">of</span> 4-<span word="digit">digit</span> <span word="odd">odd</span> <span word="integers">integers</span> <span word="greater">greater</span> <span word="than">than</span> 1000 <span word="which">which</span> <span word="have">have</span> 6 <span word="in">in</span> <span word="their">their</span> <span word="hundredth">hundredth</span> <span word="place">place</span>?</p><p> 3. <span word="Given">Given</span> <span word="x">x</span> + ) = 900.</p><p> <span word="Col">Col</span> <span word="A">A</span>: <span word="xy">xy</span></p><p> <span word="Col">Col</span> <span word="B">B</span>: 100</p><p> 4. <span word="Which">Which</span> <span word="of">of</span> <span word="the">the</span> <span word="following">following</span> <span word="cannot">cannot</span> <span word="be">be</span> <span word="expressed">expressed</span> <span word="as">as</span> <span word="the">the</span> <span word="sum">sum</span> <span word="of">of</span> <span word="three">three</span> <span word="consecutive">consecutive</span> <span word="integers">integers</span>?</p><p> <span word="A">A</span>. 0</p><p> <span word="B">B</span>. 1</p><p> <span word="C">C</span>. 2</p><p> <span word="D">D</span>. 3</p><p> <span word="E">E</span>. 5</p><p> 5. <span word="Given">Given</span> <span word="a">a</span><span word="b">b</span><span word="c">c</span></p><p> <span word="Col">Col</span> <span word="A">A</span>: <span word="ac">ac</span>/<span word="b">b</span></p><p> <span word="Col">Col</span> <span word="B">B</span>: <span word="ac">ac</span></p><p> 6. <span word="If">If</span> 2^2^2<span word="x">x</span> = 2^1000, <span word="then">then</span> <span word="what">what</span> <span word="is">is</span> <span word="the">the</span> <span word="value">value</span> <span word="of">of</span> <span word="x">x</span>?</p><p> 7. <span word="Col">Col</span> <span word="A">A</span>: ^<span word="x">x</span></p><p> <span word="Col">Col</span> <span word="B">B</span>: <span word="x">x</span>^</p><p> 8. <span word="How">How</span> <span word="many">many</span> <span word="numbers">numbers</span> <span word="among">among</span> <span word="nine">nine</span> <span word="consecutive">consecutive</span> <span word="positive">positive</span> <span word="numbers">numbers</span> <span word="are">are</span> <span word="divisible">divisible</span> <span word="by">by</span> 9?</p><p> 9. <span word="Given">Given</span> <span word="a">a</span> <span word="set">set</span> <span word="of">of</span> <span word="numbers">numbers</span>: {1/2, 1/8, 2, 8}</p><p> <span word="Col">Col</span> <span word="A">A</span>: <span word="Median">Median</span> <span word="of">of</span> <span word="the">the</span> <span word="set">set</span></p><p> <span word="Col">Col</span> <span word="B">B</span>: <span word="Mean">Mean</span> <span word="of">of</span> <span word="the">the</span> <span word="set">set</span></p><p> 10. <span word="There">There</span> <span word="are">are</span> 10 <span word="set">set</span> <span word="of">of</span> <span word="numbers">numbers</span>. <span word="Each">Each</span> <span word="set">set</span> <span word="contains">contains</span> <span word="numbers">numbers</span> <span word="whose">whose</span> <span word="units">units</span> <span word="digit">digit</span> <span word="represent">represent</span> <span word="the">the</span> <span word="set">set</span> <span word="number">number</span>.<span word="For">For</span> <span word="example">example</span>, <span word="if">if</span> <span word="the">the</span> <span word="set">set</span> <span word="number">number</span> <span word="is">is</span> 1, <span word="the">the</span> <span word="numbers">numbers</span> <span word="in">in</span> <span word="it">it</span> <span word="are">are</span> 21, 31, 51, <span word="and">and</span> <span word="so">so</span> <span word="on">on</span>.. <span word="If">If</span> <span word="the">the</span> <span word="set">set</span> <span word="number">number</span> <span word="is">is</span> 5 <span word="the">the</span> <span word="numbers">numbers</span> <span word="are">are</span> 55, 75 <span word="and">and</span> <span word="so">so</span> <span word="on">on</span>. <span word="So">So</span>, <span word="if">if</span> <span word="we">we</span> <span word="take">take</span> <span word="the">the</span> <span word="cube">cube</span> <span word="of">of</span> <span word="the">the</span> <span word="numbers">numbers</span> <span word="in">in</span> <span word="set">set</span> 7, <span word="then">then</span> <span word="it">it</span> <span word="represents">represents</span> <span word="which">which</span> <span word="of">of</span> <span word="the">the</span> <span word="following">following</span> <span word="set">set</span>?</p><p> <span word="A">A</span>. 3</p><p> <span word="B">B</span>. 4</p><p> <span word="C">C</span>. 5</p><p> <span word="D">D</span>. 6</p><p> <span word="E">E</span>. 7</p>
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