fambrini wrote:If x ≠-y, is (x - y)/(x + y) > 1?
1) x > 0
2) y < 0
Both statements are satisfied by the following cases:
Case 1: x=2, y=-1, in which case (x-y)/(x+y) = 3.
Case 2: x=2, y=-3, in which case (x-y)/(x+y) = -5.
Since the answer is YES in Case 1 but NO in Case 2, the two statements combined are INSUFFICIENT.
The correct answer is
E.
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