Ratios GRE Practice Questions

This lesson is part of a series of practice test questions for the quantitative reasoning section of the GRE revised General Test.



These are the directions for the Quantitative Comparison Questions.

Directions: Compare Quantity A and Quantity B, using additional information centered above the two quantities if such information is given, and select one of the following four answer choices:
(A) Quantity A is greater.
(B) Quantity B is greater.
(C) The two quantities are equal.
(D) The relationship cannot be determined from the information given.

Example 1:
Four friends win $120,000 in lottery, and they divided the winnings in 1:2:4:5 ratio.
Quantity A: The difference between the greatest and the least share
Quantity B: $40,000

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Example 2:
Yesterday, a certain school had an equal number of boys and girls. Today, 18 boys left the school, and the ratio of the number of boys to girls is now 3 to 4.
Quantity A: Number of boys in the school now
Quantity B: 72

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Example 3:
In Townville, the ratio of cats to dogs is 4 to 11.
In Villageton, the ratio of cats to dogs is 3 to 8.
Quantity A: The number of cats in Townville
Quantity B: The number of cats in Villageton

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Example 4:
Yesterday, a certain school, the ratio of the number of boys to girls was 1 to 3. Today, an equal number of boys to girls joined the school (and no students left)
Quantity A: Ratio of the number of boys to girls now
Quantity B: \(\frac{1}{3}\)

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Example 5:
3w = 4x, 4y = 3x
Quantity A: The ratio of w to y
Quantity B: 1

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