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If \(x\) is an integer, is \(y\) an integer?
(1) The average (arithmetic mean) of \(x, y,\) and \(y - 2\) is \(x\).
(2) The average (arithmetic mean) of \(x\) and \(y\) is not an integer.
[spoiler]OA=A[/spoiler]
Source: Official Guide
(1) The average (arithmetic mean) of \(x, y,\) and \(y - 2\) is \(x\).
(2) The average (arithmetic mean) of \(x\) and \(y\) is not an integer.
[spoiler]OA=A[/spoiler]
Source: Official Guide
