GRE数学:2012年最新数学考试算术题精选(9)

2012-06-17 20:32:20 考试
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新GRE考试的改革,让许多考生们都感觉头疼,但是复习起来如果觉得难的话,不妨练习一下这些经典例题,一定会有所帮助的哦!
1.On a certain number line, if-7 is a distance 4 from n and 7 is a distance of 18 from n then n=

  A.25

  B.11

  C.3

  D.-3

  E.-11

  答案:E

2. Which of the following equations can be used to find the value of x if 7 less than 5x is 5 more the product of 3 and x?

  A.5x-7=5+3x

  B.5x-7=5+(3+x)

  C.7-5x=5+3x

  D.7-5x=(5+3)x

  E.7-5x+5=3x

  答案:A

3.On a number line, the distance between the two points with coordinates -5 and 1 is how much less than the distance between the two points with coordinates 2 and 14?

  A.6

  B.8

  C.10

  D.12

  E.16

  答案:A

4.The expression (4+x)(2x-3) is equivalent to which of the following?

  (1)2x(x+4)-3(x+4)

  (2)(x-4)(2x+3)

  (3)2x2-12

  A.(1) only

  B. (2) only

  C. (3) only

  D. (2) and (3)only

  E. (1),(2) and (3)

  答案;A

5.On the number line, 1.4 is halfway between which of the following pairs of numbers?

  A.-1.4 and 2.4

  B.-1 and 2

  C.-0.3 and 3.1转自:考试网 - [Examw.Com]

  D.0.15 and 1.55

  E.0.4 and 1

  答案:C


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