《(2012)GMAT官方指南》 OG 12

《(2012)GMAT官方指南》是GMAC(GMAT考试命题机构)中国大陆的单家授权版本,是GMAT考试必备参考书。书中提供超过800道全真试题,涵盖GMAT考试所有题型,并配有全面的答案解析。题目按难易程度排列,帮助考生节省备考时间。 其中,OG12的PS部分共有 230 题,全部经由老师核对确认并标上题号及难度(根据官方标准划分)。

题目列表

序号 题目内容
61 A glucose solution contains 15 grams of glucose per 100 cubic centimeters of solution. If 45 cubic centimeters of the solution were poured into an empty container, how many grams of glucose would be in the container?
62 GMAT、gmat题库、gmat模考、gmat考满分In the figure above if PQRS is a parallelogram,then y-x=
63 If 1 kilometer is approximately 0.60 mile, which of the following best approximates the number of kilometers in 2 miles?
64 Lucy invested $10,000 in a new mutual fund account exactly three years ago. The value of the account increased by 10 percent during the first year, increased by 5 percent during the second year, and decreased by 10 percent during the third year. What is the value of the account today?
65 A certain fruit stand sold apples for $0.70 each and bananas for $0.50 each. If a customer purchased both apples and bananas from the stand for a total of $6.30, what total number of apples and bananas did the customer purchase?
66 At a certain school, the ratio of the number of second graders to the number of fourth graders is 8 to 5, and the ratio of the number of first graders to the number of second graders is 3 to 4. If the ratio of the number of third graders to the number of fourth graders is 3 to 2, what is the ratio of the number of first graders to the number of third graders?
67 A = {2, 3, 4, 5)B = {4, 5, 6, 7,8}Two integers will be randomly selected from the sets above, one integer from set A and one integer from set B. What is the probability that the sum of the two integers will equal 9?
68 At a certain instant in time, the number of cars, N, traveling on a portion of a certain highway can be estimated by the formulaN=$$20L\frac{d}{(600+s^2)}$$where L is the number of lanes in the same direction, d is the length of the portion of the highway, in feet, and s is the average speed of the cars, in miles per hour. Based on the formula, what is the estimated number of cars traveling on a $$\frac{1}{2}$$ mile portion of the highway if the highway has 2 lanes in the same direction and the average speed of the cars is 40 miles per hour? (5,280 feet = 1 mile)
69 GMAT、gmat题库、gmat模考、gmat考满分According to the chart shown, which of the following is closest to the median annual number of shipments of manufactured homes in the United States for the years from 1990 to 2000,inclusive?
70 If $${y}(\frac{3x-5}{2})={y}$$ and $$y\neq0$$,then x=
71 lf x+5>2 and x-3<7, the value of x must be between which of the following pairs of numbers?
72 A gym class can be divided into 8 teams with an equal number of players on each team or into 12 teams with an equal number of players on each team. What is the lowest possible number of students in the class?
73 If r = 0.345, s = $$({0.345})^{2}$$, and t =$$\sqrt{0.345}$$, which of the following is the correct ordering of r, s, and t ?
74 A total of n trucks and cars are parked in a lot. If the number of cars is $$\frac1 4$$ the number of trucks,and $$\frac2 3$$ of the trucks are pickups, how many pickups, in terms of n, are parked in the lot?
75 At least $$\frac{2}{3}$$ of the 40 members of a committee must vote in favor of a resolution for it to pass. What is the greatest number of members who could vote against the resolution and still have it pass?
76 In the Johnsons' monthly budget, the dollar amounts allocated to household expenses, food, and miscellaneous items are in the ratio 5:2:1, respectively. If the total amount allocated to these three categories is $1,800, what is the amount allocated to food?
77 There are 4 more women than men on Centerville's board of education. If there are 10 members on the board, how many are women?
78 Leona bought a 1-year, $10,000 certificate of deposit that paid interest at an annual rate of 8 percent compounded semiannually. What was the total amount of interest paid on this certificate at maturity?
79 $$\frac{(0.0036)(2.8)}{(0.04)(0.1)(0.003)}=$$
80 Machine A produces bolts at a uniform rate of 120 every 40 seconds, and Machine B produces bolts at a uniform rate of 100 every 20 seconds. If the two machines run simultaneously, how many seconds will it take for them to produce a total of 200 bolts?

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