GRE Sample Test 4 Quantitative Reasoning 2

Question : 3 of 20

Marks: +1, -0

Quantity A : The number of miles traveled by a car that traveled for four hours at an average speed of 40 miles per hour
Quantity B : The number of miles traveled by a train that traveled for two and a half hours at an average speed of 70 miles per hour

Quantity A is greater.
Quantity B is greater.
The two quantities are equal.
The relationship cannot be determined from the information given.

Validate

Solution:

In both quantities, use the basic formula: rate × time = distance. In Quantity A, 40 mph × 4 hours traveled gives you 160 miles. In Quantity B, 70 mph x

2 1/2

hours = 175 miles.
As 175 is greater than 160, the answer is (B).

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