GMAT考试数学辅导11月数学总结(一)
<p> 1.以下有哪些数比36大?第一题</p><p> 360.8^2 .......36/0.8</p><p> 选36/0.8</p><p> 2.像框宽度为1是总面积为<span word="m">m</span>,宽度为2时总面积为<span word="m">m</span>+52. 问:像片周长.</p><p> -=52, 得2=40</p><p> 3.<span word="f">f</span>=2^<span word="x">x</span>3^<span word="y">y</span>5^<span word="z">z</span> , <span word="x">x</span>,<span word="y">y</span>,<span word="z">z</span>分别为<span word="n">n</span> 的百,十,分位, <span word="f">f</span>=9<span word="f">f</span>, <span word="m">m</span>-<span word="n">n</span>=?</p><p> 答案:20</p><p> 4.十个人吃饭,每次只能安排4个,有几种安排?</p><p> <span word="c">c</span>10,4</p><p> 5.有四个<span word="box">box</span>,每个里装<span word="m">m</span>支<span word="marbal">marbal</span>,要重新打乱,使每个<span word="box">box</span>里的数目比为:1:6:5:4. 问:需要动几支<span word="marbel">marbel</span>?</p><p> 答案:3/4</p><p> 6.<span word="a">a</span>1=, <span word="a">a</span>2=, <span word="a">a</span>3=,<span word="a">a</span>4=,数字我记不得了,反正<span word="a">a</span>1+<span word="a">a</span>2+<span word="a">a</span>3+<span word="a">a</span>4=3, <span word="an">an</span>=<span word="an">an</span>-4, 求<span word="a">a</span>73?</p><p> 答案:74</p><p> 7.<span word="y">y</span>角形<span word="ABC">ABC</span>，<span word="D">D</span>是<span word="AB">AB</span>的中点，<span word="F">F</span>是<span word="CD">CD</span>的中点，三角形<span word="BFC">BFC</span>的面积是1，求三角形<span word="ABC">ABC</span>的面积。</p><p> 8. <span word="k">k</span>和<span word="n">n</span> 整数，<span word="kn">kn</span>? <span word="k">k</span>-2和<span word="n">n</span>+2不是连续偶数。 <span word="k">k</span>-3和<span word="n">n</span>+3是连续奇数。</p><p> 9. <span word="Y">Y</span>件商品的总成本是<span word="X">X</span>，商人以每件高于平均成本65%的价格卖出，但卖出的商品中有百分之八的<span word="defective">defective</span>，问<span word="customer">customer</span>买到<span word="defective">defective</span>的可能性?</p><p> 10. 代表当3<span word="X">X</span>被2除时的余数，问以下那个式子在<span word="X">X</span>为任何整数时均为1</p><p> <span word="A">A</span>:</p><p> <span word="B">B</span>:+1</p><p> <span word="C">C</span>:2</p><p> 11. 数列<span word="a">a</span>1,<span word="a">a</span>2...<span word="an">an</span>。<span word="a">a</span>1<span word="and">and</span> <span word="a">a</span>2 正整数，<span word="n">n</span>=3时，<span word="an">an</span> <span word="an">an</span>-1/<span word="an">an</span>-2 余数，<span word="a">a</span>4 第一个<span word="zero">zero</span>.<span word="a">a</span>3=6. <span word="a">a</span>1可能是下列哪个数?48，49，52，51，50。可能数值不准。</p>
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