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Difficulty—
Is \(\dfrac{x+y}2\) an integer?
(1) \(|x|=\sqrt{y^2}\)
(2) \(xy=9\)
Answer: C
Source: GMAT Club Tests
(1) \(|x|=\sqrt{y^2}\)
(2) \(xy=9\)
Answer: C
Source: GMAT Club Tests
