2024GMAT真题模拟04-12

1、Gary Johnson, a major star in track and field, advertises a certain brand of vitamin supplements for aspiring athletes. Alan runs cross country for his university and has decided to start a fitness regimen including the vitamins to improve his event rankings.
　 The statements above, if true, best support which of the following assertions?（单选题）

A. The vitamins have been shown to improve stamina in scientific studies.

B. Alan’s regimen also includes changes in his workout and diet.

C. Alan is not satisfied with some aspects of his current athletic performance.

D. Gary Johnson used the vitamins to become a major track and field star.

E. Alan has fallen victim to the marketing strategies of the company that manufactures the vitamins.

试题答案：C

2、The Elk City garbage dumps are so full that Elk City has been forced to pay a large sum to Caribou City to accept much of Elk City’s garbage. The Elk City mayor has proposed paying for this garbage relocation by imposing a tax on manufacturing businesses in Elk City. MegaCorp, the largest manufacturing business in the area, protests that this tax is unfair because businesses should not have to pay for a garbage problem that has been created by homeowners.
　 Which of the following, if true, most weakens MegaCorp’s argument?（单选题）

A. MegaCorp already pays more than $10,000 per year in taxes and fees to Elk City

B. MegaCorp employs more than 60 percent of the employed residents of Elk City.

C. A recycling program would address the garbage problem more effectively by reducing the overall quantity of waste.

D. MegaCorp’s manufacturing processes produce more than 90 percent of the total waste that goes into Elk City’s garbage dumps.

E. Caribou City is happy to receive the extra garbage because the fees it collects from Elk City have helped to address a shortfall in education funding.

试题答案：D

3、Among registered voters in a certain district, the ratio of men to women is 3：5. Of the district currently includes 24,000 registered voters, how many additional men must register to make the ratio 4:5?（单选题）

A. 2000

B. 3000

C. 4000

D. 5000

E. 6000

试题答案：B

4、It can be inferred from the passage that the isotope record taken from ocean sediments would be less useful to researchers if which of the following were true?（单选题）

A. It indicated that lighter isotopes of oxygen predominated at certain times.

B. It had far more gaps in its sequence than the record taken from rocks on land.

C. It indicated that climate shifts did not occur every 100,000 years.

D. It indicated that the ratios of oxygen 16 and oxygen 18 in ocean water were not consistent with those found in fresh water.

E. It stretched back for only a million years.

试题答案：B

5、A bag contains 26 purple jellybeans, 15 green jellybeans, and 9 yellow jellybeans; these jellybeans are the only items in the bag. If a person picks a jellybean at random out of the bag, what is the probability that the jellybean will be green?（单选题）

A. 15%

B. 20%

C. 25%

D. 30%

E. 35%

试题答案：D