If \(3 < x < 100,\) for how many values of \(x\) is \(\dfrac{x}3\) the square of a prime number?

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by M7MBA » Thu Jan 07, 2021 10:29 am

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If \(3 < x < 100,\) for how many values of \(x\) is \(\dfrac{x}3\) the square of a prime number?

(A) Two
(B) Three
(C) Four
(D) Five
(E) Nine

Answer: B

Source: Official Guide

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If \(3 < x < 100,\) for how many values of \(x\) is \(\dfrac{x}3\) the square of a prime number?

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If \(3 < x < 100,\) for how many values of \(x\) is \(\dfrac{x}3\) the square of a prime number?

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