1、GRE（ QUANTITATIVE）模拟试卷 16及答案与解析 0 Directions: In the following type of question, two quantities appear, one in Column A and one in Column B. You must compare them. The correct answer to the question is A if the quantity in Column A is greater B if the quantity in Column B is greater C if the two qua
2、ntities are equal D if it is impossible to determine which quantity is greater Notes: Sometimes information about one or both of the quantities is centered above the two columns. If the same symbol appears in both columns, it represents the same thing each time. 4 6 9 11 15 If it is now June, what m
3、onth will it be 400 months from now? （ A） January （ B） April （ C） June （ D） October （ E） December 16 If 5/9 of the members of the school chorus are boys, what is the ratio of girls to boys in the chorus? 17 What is the volume of a cube whose total surface area is 54? （ A） 9 （ B） 27 （ C） 54 （ D） 81 （
4、 E） 729 18 If A is 25 kilometers east of B, which is 12 kilo-meters south of C, which is 9 kilometers west of D, how far is it, in kilometers, from A to D? 19 If the lengths of two of the sides of a triangle are 9 and 10, which of the following could be the length of the third side? . 1 . 11 . 21 （
5、A） None （ B） only （ C） only （ D） and only （ E） , , and 20 If x is a positive integer, which of the following CANNOT be an integer? 21 Which of the following expresses the area of a cir-cle in terms of C, its circumference? 22 If p pencils cost c cents, how many can be bought for d dollars? 23 Becaus
6、e her test turned out to be more difficult than she intended it to be, a teacher decided to adjust the grades by deducting only half the number of points a student missed. For example, if a student missed 10 points, she received a 95 instead of a 90. Before the grades were adjusted the class average
7、 was A. What was the average after the adjustment? 24 If a square and an equilateral triangle have equal perimeters, what is the ratio of the area of the triangle to the area of the square? 24 25 Each of the following is a valid conclusion that can be drawn from the information in the graphs EXCEPT:
8、 （ A） from 1970 to 1980, the number of stores increased by approximately 200 （ B） from 1970 to 2000, the number of stores approximately doubled （ C） from 1980 to 2000, the average number of employees increased by approximately 50% （ D） in 2000, there were about 75,000 employees （ E） from 1970 to 200
9、0, the number of employees increased each decade 26 According to the graphs, which of the following is the best estimate of the total number of employees in 1990? （ A） 75,OOO （ B） 62,000 （ C） 57,000 （ D） 50,000 （ E） 48,000 GRE（ QUANTITATIVE）模拟试卷 16答案与解析 1 【正确答案】 B 2 【正确答案】 A 3 【正确答案】 B 4 【正确答案】 A 5 【正确答案】 C 6 【正确答案】 D 7 【正确答案】 B 8 【正确答案】 B 9 【正确答案】 B 10 【正确答案】 A 11 【正确答案】 B 12 【正确答案】 B 13 【正确答案】 A 14 【正确答案】 A 15 【正确答案】 D 16 【正确答案】 B 17 【正 确答案】 B 18 【正确答案】 A 19 【正确答案】 C 20 【正确答案】 D 21 【正确答案】 A 22 【正确答案】 E 23 【正确答案】 A 24 【正确答案】 A 25 【正确答案】 E 26 【正确答案】 C
