GRE Question of the Day (November 1)

By - Nov 1, 02:00 AM Comments [0]

Math

If the average (arithmetic mean) of a and b is 6, and a^2 – b^2 = 2, what is the value of a – b ?

A) \frac{1}{6}

B) \frac{1}{3}

C) \frac{1}{2}

D) 2

E) 3

 

Correct Answer - A  - (click and drag your mouse to see the answer)

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