GRE数学：2012年最新数学考试算术题精选（9）
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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 - []
D.0.15 and 1.55
E.0.4 and 1
答案：C
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