SAT Math Multiple Choice Practice Question 90: Answer and Explanation

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Question: 90

2. If a = 1/2, b = 2/3, and c = 5/8, which of the following is true?

A. c < b < a
B. c < a < b
C. b < c < a
D. a < b < c
E. a < c < b

Correct Answer: E

Explanation:

E. Probably the easiest way to do this problem is to change the numbers to decimals: a = 1/2 = 0.5, b = 2/3 = 0.666. . . , and c = 5/8 = 0.625. Now that you have decimals, you can see that a < c < b.

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