Graduate Management Admission Test GMAT Passing Score

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Question 28

The only prime factors of the positive integer n are 2,3, and 5. What te the value of n ?

Options:

Statement (1) ALONE Is sufficient, but statement (2) alone Is not sufficient.

Statement (2) ALONE Is sufficient, but statement (1) atone Is not sufficient.

BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.

EACH statement ALONE is sufficient.

Statements (1) and (2) TOGETHER ate NOT sufficient.

Question 29

Jan and 5 of his friends sold candy bars to raise money for their school trip. Jan sold 20 bars and each of his 5 friends sold at least one bar. Did Jan sell more candy bars than each of at least 3 of his friends?

(1) The median of the number of bars sold by Jan's 5 friends is 18.

(2) The average (arithmetic mean) of the number of bars sokf by Jan's 5 friends is 12.

Options:

Statement (l) ALONE is sufficient, but statement (2) alone Is not sufficient.

Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.

BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.

EACH statement ALONE is sufficient-Statements (1) and (2) TOGETHER are NOT sufficient.

Question 30

Amy, Brianne, and Cedric will each choose exactly 1 container, Container X or Container Y, and then randomly pick 1 marble, without replacement, from mat container. Container X has 3 red marbles and 10 white marbles, while Container Y has 2 red marbles and 8 white marbles. If Amy and Brianne each pick 1 marble before Cedric picks 1 marble, which of these containers should Cedric choose to maximize the probability that the 1 marble he picks will be a red marble?

Options:

Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.

Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.

BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.

EACH statement ALONE is sufficient.

Statements (1) and (2) TOGETHER ate NOT sufficient.

Question 31

A lottery box contains 8,000 tickets, each of which is red or blue or green. The box contains twice as many blue tickets as red tickets. The number of green tickets is 20 more than the number of red and blue tickets combined. Which of the following Is the best approximation to the probability that the first ticket randomly drawn from the box will be blue?