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If \(x\) and \(y\) are positive integers such that \(x = 8y + 12,\) what is the greatest common divisor of \(x\) and \(y?\)
(1) \(x = 12u,\) where \(u\) is an integer.
(2) \(y = 12z,\) where \(z\) is an integer.
Answer: B
Source: GMAT Prep
(1) \(x = 12u,\) where \(u\) is an integer.
(2) \(y = 12z,\) where \(z\) is an integer.
Answer: B
Source: GMAT Prep
