If \(x\) is an integer, is \(\dfrac{54+27}{x}\) an integer?

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If \(x\) is an integer, is \(\dfrac{54+27}{x}\) an integer?

1) \(6 \le x \le 81.\)
2) \(x\) is a multiple of \(3.\)

Answer: E

Source: GMAT Paper Tests