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Free GRE GRE Exam Questions (page: 65)

Page 65 of 380
PDF with 793 Questions



GRE- Quantitative Reasoning
Given four empty chairs and three people, how many seating arrangements are possible--one
person to a chair?

A. 24
B. 20
C. 16
D. 12
E. 8
Answer(s): A
Explanation: To solve this problem, you can either list the possibilities or apply the factorial
formula: 4! = 4 x 3 x 2 x 1 = 24

QUESTION: 42

In the figure, O lies at the center of the larger circle. What is the ratio of the smaller circle's area
to the larger circle's area?

A.:12
B. :15
C. 2:3
D. 1:4
E. 1:5

Answer(s): D
Explanation: The area of a circle =
. Letting the radius of the smaller circle = r, the radius of
the larger circle = 2r, and its area =
. The ratio of the smaller circle's area to the
larger circle's area is

QUESTION: 43

Eight years from now, Carrie's age wil be twice Ben's age. If Carrie's current age is C and Ben's
current age is B, which of the following represents Carrie's current age?


Viewing page 65 of 380



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