1、GRE（ QUANTITATIVE）模拟试卷 13及答案与解析 0 Directions for Quantitative Comparison Questions: Some of the following questions give you two quantities, one in Column A and one in Column B, Compare the two quantities and choose one of the following answer choices: A if the quantity in Column A is greater; B if
2、the quantity in column B is greater; C if the two quantities are equal; D if you cannot determine the relationship based on the given information 4 Directions for Quantitative Comparison Questions: Some of the following questions give you two quantities, one in Column A and one in Column B, Compare
3、the two quantities and choose one of the following answer choices: 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 you cannot determine the relationship based on the given information 8 Directions for Quantitative Comparison
4、 Questions: Some of the following questions give you two quantities, one in Column A and one in Column B, Compare the two quantities and choose one of the following answer choices: （ A） if the quantity in Column A is greater; （ B） if the quantity in column B is greater; （ C） if the two quantities ar
5、e equal; （ D） if you cannot determine the relationship based on the given information 8 Directions for Quantitative Comparison Questions: Some of the following questions give you two quantities, one in Column A and one in Column B, Compare the two quantities and choose one of the following answer ch
6、oices: 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 you cannot determine the relationship based on the given information 10 Directions for Quantitative Comparison Questions: Some of the following questions give you two qu
7、antities, one in Column A and one in Column B, Compare the two quantities and choose one of the following answer choices: 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 you cannot determine the relationship based on the giv
8、en information 14 (22-20-18-16)-(20-18-16-14)= （ A） -100 （ B） -4 （ C） 4 （ D） 8 （ E） 36 15 If 5x-6=14, then 8x= （ A） 8/5 （ B） 4 （ C） 64/5 （ D） 20 （ E） 32 16 Of the following, which is closest to （ A） 5 （ B） 4 （ C） 3 （ D） 2 （ E） 1 17 Which of the following is equivalent to the inequality 3x-6 6x+9? （
9、A） x -5 （ B） x -5 （ C） x -2 （ D） x 3 （ E） x 3 18 If Tom traveled 45 miles in 12 hours and Jim traveled four times as far in one-third the time, what was Jims average speed, in miles per hour? （ A） 5 （ B） 15 （ C） 30 （ D） 45 （ E） 90 19 For senior class pictures, a photographer charges x dollars to mak
10、e a negative, 7x/10 dollars for each of the first 20 prints, and x/10 dollars for each print in excess of 20 prints. If $80 is the total charge to make a negative and 30 prints, what is the value of x? （ A） 3 （ B） 4 （ C） 5 （ D） 6 （ E） 7 20 Which of the following is equal to 1/4 of 0.1 percent? （ A）
11、0.000025 （ B） 0.00025 （ C） 0.0025 （ D） 0.025 （ E） 0.25 21 In the preceding figure, each of the four squares has sides of length 2x. If triangle PQR is formed by joining the centers of three of the squares, what is the perimeter of triangle PQR in terms of x? 21 Questions refer to the following graph
12、. 22 If every student who was in the eleventh grade in 1996 and who used a computer in school at least once a week used a computer at least once a week in 1997, and if 20% of those students who were in the eleventh grade in 1996 and who did not use a computer in school at least once a week, did use
13、a computer in school once a week in 1997, then what percent of twelfth-graders in 1997 used a computer in school at least once a week? （ A） 40% （ B） 50% （ C） 60% （ D） 70% （ E） 80% 23 Assume that in 1990 there were 3,000,000 fourth-graders in the United States. How many fewer of those 3,000,000 stude
14、nts used a computer in school at least once a week in 1994 than in 1990? （ A） 100,000 （ B） 250,000 （ C） 500,000 （ D） 600,000 （ E） 750,000 23 Questions : See the graphs on the fol.-lowing page for information to answer the questions. Adult education participation rates in the past 12 months: 1991 and
15、 1995 24 Each of the following is a valid conclusion from the graphs and the fact that the population of the United States was greater in 1995 than in 1991 EXCEPT （ A） In 1991, adults whose highest degree was at least a bachelors degree were more than twice as likely to participate in adult educa-ti
16、on than those whose highest educational attainment was a high school diploma or GED (high school equivalency diploma). （ B） On a percentage basis, from 1991 to 1995, the greatest increase in the adult education par-ticipation rate was among those adults whose highest educational attainment was grade
17、s 9-12, without earning a high school diploma. （ C） In 1995, more people participated in adult edu-cation programs than in 1991. （ D） From 1991 to !995 the rate of participation in adult education among the groups represented in the graphs increased the least for those who had attained at least a ba
18、chelors degree. （ E） In 1995, more adults with at least a bachelors degree participated in adult education than did adults who attended some college but did not earn a college degree. 25 If in the United States in 1995, there were 50 mil-lion employed adults and 20 million adults not in the the labo
19、r force, then approximately what was the ratio of the number of employed adults participating in adult education to the number of people not in the labor force participating in adult education? （ A） 5:4 （ B） 5:2 （ C） 10:3 （ D） 5:1 （ E） 6:l GRE（ QUANTITATIVE）模拟试卷 13答案与解析 1 【正确答案】 D 2 【正确答案】 C 3 【正确答案】 D 4 【正确答案】 A 5 【正确答案】 D 6 【正确答案】 C 7 【正确答案】 A 8 【正确答案】 D 9 【正确答案】 A 10 【正确答案】 D 11 【正确答案】 A 12 【正确答案】 D 13 【正确答案】 B 14 【正确答案】 B 15 【正确答案】 E 16 【正确答案】 C 17 【正 确答案】 B 18 【正确答案】 D 19 【正确答案】 C 20 【正确答案】 B 21 【正确答案】 D 22 【正确答案】 C 23 【正确答案】 E 24 【正确答案】 E 25 【正确答案】 E
