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If \(r\) and \(s\) are positive integers, is \(\dfrac{r}{s}\) an integer?
(1) Every factor of \(s\) is also a factor of \(r.\)
(2) Every prime factor of \(s\) is also a prime factor of \(r.\)
Answer: A
Source: GMAT Prep
(1) Every factor of \(s\) is also a factor of \(r.\)
(2) Every prime factor of \(s\) is also a prime factor of \(r.\)
Answer: A
Source: GMAT Prep
