Question 43 Answer and Explanation _ACT December 2012 Form 71A Math Section

Question 43 Answer and Explanation _ACT December 2012 Form 71A Math Section

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43. Suppose that x is a positive real number and $\frac{4x}{6{x}^{2}}$ is a rational number. Which of the following statements about x must be true?

A. x is rational

B. x is irrational

C. x = 1

D. $x=\frac{2}{3}$

E. $x=\frac{3}{2}$

Answer and Explanation

Your Answer is

Correct Answer is A

Explanation