GRE数学算术重点类题目练习

比较大小
A. If the quantity in column A is greater;
B. If the quantity in column B is greater;
C. If the two quantities are equal;
D. if the relationship cannot be determined from the information given.
题目：
1.How many positive whole numbers less than 81 are not equal squares of
whole numbers?
A.9
B.70
C.71
D.72
E.73
答案：D
2. 23(784)
24(783)
答案：B
3.A printer numbered consecutively the pages of a book, beginning with 1 on
the first page. In numbering the pages, he printed a total of 189 digits.
The number of pages in the book
100
答案：B
4. m,p, and x are positive integers and mp=x.
m
x
答案：D
The number of distinct positive factors of n
10
答案：B
6.Seven is equal to how many thirds of seven?
A.1/3
B.1
C.3
D.7
E.21
答案：C
7.How many positive integers less than 20 are equal to the sum of a
positive multiple of 3 and a positive multiple of 4?
A.2
B.5
C.7
D.10
E.19
答案：D
8.5/2 percent of 1120
22*7
答案：C
9.The figure above consists of 25 squares. If the figure were folded along
the dotted diagonal to forn a flat triangle, then 26 minus the number in the
square that would coincide with the square containing 26 would be
A.13
B.14
C.15
D.16
E.17
答案：D
10.What is the remainder when 63 is divided by 8?
A.5
B.3
C.2
D.1
E.0
答案：E。