本篇主要是针对GRE数学考试算术方面的典型题目及答案。
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
D.0.15 and 1.55
E.0.4 and 1
答案：C
6.If the sum r+s is 2 less than the difference r-s, then s=
A.-2
B.-1
C.0
D.1
E.2
答案：B
7.The value of y will decrease as the value of x increases in which of the following equations?
A.y=x
B.y=x-2
C.2-y=3-x
D.2x-y=4
E.x+2y=1
答案：E
8.What is the cost, in cents, of using a certain fax machine to send n pages of a report if the total cost for sending the first k pages is r cents and the cost for sending each additional page is s cents?(assume that n>k)
A.r+s(n-k)
B.r+s(n+k)
C.rs(n+k)
D.kr+s(nk)
E.kr+ns
答案：A
每道题目都是关于GRE数学考试的典型题目，考生可以根据题目来复习知识点，这样更有针对性。
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