If \(x^3y<0,\) and \(\dfrac{y}{z}>0,\) then which of the following must be less than \(1?\)

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A

B

C

D

E

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If \(x^3y<0,\) and \(\dfrac{y}{z}>0,\) then which of the following must be less than \(1?\)

A. \(\sqrt[3]{x}\)

B. \(\dfrac{y}{x^2}\)

C. \(x^3z^4\)

D. \(x^2yz\)

E. \(xy^2z^3\)

Answer: E

Source: Manhattan GMAT
Source: — Problem Solving |