[外语类试卷]GRE(QUANTITATIVE)模拟试卷8及答案与解析.doc
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1、GRE( QUANTITATIVE)模拟试卷 8及答案与解析 1 m, p, and x are positive integers and mp = x Column A Column B m x ( A) if the quantity in Column A is greater ( B) if the quantity in Column B is greater ( C) if the two quantity are equal ( D) if the relationship cannot be determined from the information given 2 Co
2、lumn A Column B The number that is as much greater than 63 as it is less than 101 84 ( A) if the quantity in Column A is greater ( B) if the quantity in Column B is greater ( C) if the two quantity are equal ( D) if the relationship cannot be determined from the information given 3 A K-number is a p
3、ositive integer with the special property that 3 times its units digit is equal to 2 times its tens digit. Column A Column B The number of K-numbers between 10 and 99 3 ( A) if the quantity in Column A is greater ( B) if the quantity in Column B is greater ( C) if the two quantity are equal ( D) if
4、the relationship cannot be determined from the information given 4 n is an even integer. Column A Column B The number of different prime factors of n The number of different prime factors of 2n ( A) if the quantity in Column A is greater ( B) if the quantity in Column B is greater ( C) if the two qu
5、antity are equal ( D) if the relationship cannot be determined from the information given 5 xz yz Column A Column B x+y z ( A) if the quantity in Column A is greater ( B) if the quantity in Column B is greater ( C) if the two quantity are equal ( D) if the relationship cannot be determined from the
6、information given 6 Jill has 6x red marbles and Ay green marbles. Bill has half as many red marbles as Jill, but he has twice as many red marbles and green marbles combined as Jill. Column A Column B The number of green marbles that Bill has 9x+8y ( A) if the quantity in Column A is greater ( B) if
7、the quantity in Column B is greater ( C) if the two quantity are equal ( D) if the relationship cannot be determined from the information given 7 An identification code read from left to right consists of 2 digits, a dash, 3 digits, a dash, and then 4 digits. Each digit can be any number from 0 thro
8、ugh 9.Column A Column BThe number of different identification codes possible ( A) if the quantity in Column A is greater ( B) if the quantity in Column B is greater ( C) if the two quantity are equal ( D) if the relationship cannot be determined from the information given 8 Each person at a party sh
9、ook hands exactly once with each of the other people at the party. There was a total of 21 handshakes exchanged at the party. Column A Column B The number of people at the party 8 ( A) if the quantity in Column A is greater ( B) if the quantity in Column B is greater ( C) if the two quantity are equ
10、al ( D) if the relationship cannot be determined from the information given 9 The diameter of the circle is 10.Column A Column BThe area of the region enclosed by quadrilateral ABCD 40 ( A) if the quantity in Column A is greater ( B) if the quantity in Column B is greater ( C) if the two quantity ar
11、e equal ( D) if the relationship cannot be determined from the information given 10 O is the center of the circle. The area of the shaded region is 3 .Column A Column BThe degree measure of AOB 120 ( A) if the quantity in Column A is greater ( B) if the quantity in Column B is greater ( C) if the tw
12、o quantity are equal ( D) if the relationship cannot be determined from the information given 11 The altitude of a certain triangular sail is 2 meters greater in length than its base. The area of the face of the sail is 24 square meters. Column A Column B The length of the base of the sail 4 meters
13、( A) if the quantity in Column A is greater ( B) if the quantity in Column B is greater ( C) if the two quantity are equal ( D) if the relationship cannot be determined from the information given 12 Column A Column BThe area of the shaded region shown in Figure 1 The area of the shaded region shown
14、in Figure 2 ( A) if the quantity in Column A is greater ( B) if the quantity in Column B is greater ( C) if the two quantity are equal ( D) if the relationship cannot be determined from the information given 13 Of the positive integers that are multiples of 30 and are less than or equal to 360, what
15、 fraction are multiples of 12 ? ( A) 1/6 ( B) 1/5 ( C) 1/3 ( D) 2/5 ( E) 1/2 14 How many of the positive integers less than 25 are 2 less than an integer multiple of 4? ( A) 2 ( B) 3 ( C) 4 ( D) 5 ( E) 6 15 Which of the following numbers is NOT the sum of three consecutive odd integers? ( A) 15 ( B)
16、 75 ( C) 123 ( D) 297 ( E) 313 16 A school district has 1,989 computers, which is approximately one computer for every 68.6 students. Of the following, which is the closest approximation, in thousands, of the number of students in the school district? ( A) 30 ( B) 120 ( C) 140 ( D) 160 ( E) 200 17 A
17、 certain spiral staircase is designed so that each step after the first one is turned 20 counterclockwise from the one immediately below it, how many of the steps make up 2.5 complete revolutions? ( A) 18 ( B) 36 ( C) 38 ( D) 45 ( E) 50 18 The sum of the first 50 positive integers is 1,275. What is
18、the sum of the integers from 51 to 100, inclusive? ( A) 2525 ( B) 2550 ( C) 325 ( D) 3775 ( E) 5050 19 If n is any prime number greater than 2, which of the following CANNOT be a prime number? ( A) n-4 ( B) n-3 ( C) n-1 ( D) n+2 ( E) n+5 20 On the number line above, what number corresponds to a poin
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- 外语类 试卷 GRE QUANTITATIVE 模拟 答案 解析 DOC
