GRE Question of the Day (February 26)

Math

A set of integers consists of 2, 3, 5, 7, 11, 12, and x. If x increases by 1, the me­dian of the set stays unchanged. However, if x decreases by 1, the median of the set also decreases by 1. What is the value ofx?

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Correct Answer - 7 - (click and drag your mouse to see the answer)

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