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If \(a, b, c,\) and \(d,\) are positive numbers, is \(\dfrac{a}{b}<\dfrac{c}{d}?\)
(1) \(0<\dfrac{c-a}{d-b}\)
(2) \(\left(\dfrac{ad}{bc}\right)^2<\dfrac{ad}{bc}\)
Answer: B
Source: Official Guide
(1) \(0<\dfrac{c-a}{d-b}\)
(2) \(\left(\dfrac{ad}{bc}\right)^2<\dfrac{ad}{bc}\)
Answer: B
Source: Official Guide
