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Find the lowest number which has both \(X\) and \(Y\) as factors, where \(X\) and \(Y\) are positive integers.
(1) \(X\) and \(Y\) have no common prime factors and \(X^2Y^2 = 169\cdot 4.\)
(2) \(2Y = 13X\) and lowest prime factor of \(X\) is \(X.\)
Answer: D
Source: e-GMAT
(1) \(X\) and \(Y\) have no common prime factors and \(X^2Y^2 = 169\cdot 4.\)
(2) \(2Y = 13X\) and lowest prime factor of \(X\) is \(X.\)
Answer: D
Source: e-GMAT
