题库 | 考满分，百万出国党的口碑之选。

序号	题目内容
41	Machines X and Y work at their respective constant rates. How many more hours does it take machine Y, working alone, to fill a production order of a certain size than it takes machine X, working alone?(1) Machines X and Y, working together, fill a production order of this size in two-thirds the time that machine X, working alone, does.(2) Machine Y, working alone, fills a production order of this size in twice the time that machine X, working alone, does.
42	John and Mary own shares of stock in a certain company. Does John own more shares of the company's stock than Mary?(1) Mary owns more than 500 shares of the company's stock.(2) The number of shares of the company's stock that John owns is 400 less than twice the number of shares of the company's stock that Mary owns.
43	Each person in a certain group supports only one of the two candidates R and T. Of the people in the group, 45 percent support Candidate R and the rest support Candidate T. How many people in the group are in favor of a flat tax?(1) Of the people in the group who support Candidate R, 58 percent are in favor of a flat tax.(2) Of the people in the group who support Candidate T, 22 are in favor of a flat tax.
44	In the xy-plane, at what two points does the graph y = (x + a)(x + b) intersect the x-axis?1. a + b = - 62. The graph contains the point (0, -7).
45	How many of the 42 people in a group are employed students？(1)29 of the 42 people are employed(2)24 of the 42 people are students
46	How many hours did it take Helen to drive from her house to her parents' house?(1) Helen's average speed on this trip was 72 kilometers per hour.(2) If Helen's average speed on this trip had been 8 kilometers per hour greater, it would have taken her 1 hour less.
47	Is m $$\neq$$ n ?(1) m + n < 0(2) mn < 0
48	Last Friday each of the pets at a certain veterinary clinic was given either 1 treat or 2 treats. What was the total number of treats given to pets at the clinic last Friday?(1) The total number of pets at the clinic last Friday was 90.(2) 2/3 of the pets at the clinic last Friday were given 2 treats each.
49	Does x + y = 5 ?(1) 4x + y = 17(2) x + 4y = 8
50	A construction company was paid a total of $500,000 for a construction project. The company’s only costs for the project were for labor and materials. Was the company’s profit for the project greater than $150,000?(1)The company’s total cost was three times its cost for materials.(2)The company’s profit was greater than its cost for labor.
51	What is the total value of Company H’s stock?(1) Investor P owns 1/4 of the shares of Company H’s total stock.(2) The total value of Investor Q’s shares of Company H’s stock is $16,000.
52	If the average (arithmetic mean) of four different numbers is 30, how many of the numbers are greater than 30?(1) None of the four numbers is greater than 60.(2) Two of the four numbers are 9 and 10, respectively.
53	If wx = y, what is the value of xy ?(1) $$wx^2 = 16$$(2) y = 4
54	Is x - y + 1 greater than x + y - 1 ?(1) x > 0(2) y < 0
55	Malik's recipe for 4 servings of a certain dish requires 1.5 cups of pasta. According to this recipe, what is the number of cups of pasta that Malik will use the next time he prepares this dish?(1) The next time he prepares this dish, Malik will make half as many servings as he did the last time he prepared the dish.(2) Malik used 6 cups of pasta the last time he prepared this dish.
56	During a sale, a clothing store sold each shirt at a price of $15 and each sweater at a price of $25. Did the store sell more sweaters than shirts during the sale? (1) The average (arithmetic mean) of the prices of all of the shirts and sweaters that the store sold during the sale was $21.(2) The total of the prices of all of the shirts and sweaters that the store sold during the sale was $420.
57	During a sale, for each shirt that Mark purchased at the regular price, he also purchased a shirt at half the regular price. How many shirts did Mark purchase during the sale?(1)The regular price of each of the shirts that Mark purchased during the sale was $21.50.(2)The total of the prices for all the shirts that Mark purchased during the sale was $129.00.
58	What is the remainder when the positive integer n is divided by 3?(1)The remainder when n is divided by 2 is 1.(2)The remainder when n + 1 is divided by 3 is 2.
59	Ann deposited money into two new accounts, A and B. Account A earns 5 percent simple annual interest and account B earns 8 percent simple annual interest. If there were no other transactions in the two accounts, then the amount of interest that account B earned in the first year was how many dollars greater than the amount of interest that account A earned in the first year? (1) Ann deposited $200 more in account B than in account A. (2) The total amount of interest that the two accounts earned in the first year was $120.
60	What was the percent increase in the population of City K from 1980 to 1990 ? (1) In 1970 the population of City K was 160,000 (2) In 1980 the population of City K was 20 percent greater than it was in 1970, and in 1990 the population of City K was 30 percent greater than it was in 1970.

序号

题目内容

Machines X and Y work at their respective constant rates. How many more hours does it take machine Y, working alone, to fill a production order of a certain size than it takes machine X, working alone?(1) Machines X and Y, working together, fill a production order of this size in two-thirds the time that machine X, working alone, does.(2) Machine Y, working alone, fills a production order of this size in twice the time that machine X, working alone, does.

John and Mary own shares of stock in a certain company. Does John own more shares of the company's stock than Mary?(1) Mary owns more than 500 shares of the company's stock.(2) The number of shares of the company's stock that John owns is 400 less than twice the number of shares of the company's stock that Mary owns.

Each person in a certain group supports only one of the two candidates R and T. Of the people in the group, 45 percent support Candidate R and the rest support Candidate T. How many people in the group are in favor of a flat tax?(1) Of the people in the group who support Candidate R, 58 percent are in favor of a flat tax.(2) Of the people in the group who support Candidate T, 22 are in favor of a flat tax.

In the xy-plane, at what two points does the graph y = (x + a)(x + b) intersect the x-axis?1. a + b = - 62. The graph contains the point (0, -7).

How many of the 42 people in a group are employed students？(1)29 of the 42 people are employed(2)24 of the 42 people are students

How many hours did it take Helen to drive from her house to her parents' house?(1) Helen's average speed on this trip was 72 kilometers per hour.(2) If Helen's average speed on this trip had been 8 kilometers per hour greater, it would have taken her 1 hour less.

Is m $$\neq$$ n ?(1) m + n < 0(2) mn < 0

Last Friday each of the pets at a certain veterinary clinic was given either 1 treat or 2 treats. What was the total number of treats given to pets at the clinic last Friday?(1) The total number of pets at the clinic last Friday was 90.(2) 2/3 of the pets at the clinic last Friday were given 2 treats each.

Does x + y = 5 ?(1) 4x + y = 17(2) x + 4y = 8

A construction company was paid a total of $500,000 for a construction project. The company’s only costs for the project were for labor and materials. Was the company’s profit for the project greater than $150,000?(1)The company’s total cost was three times its cost for materials.(2)The company’s profit was greater than its cost for labor.