A positive number \(x\) is multiplied by 2, and this product is then divided by 3. If the positive square root of the

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A positive number \(x\) is multiplied by 2, and this product is then divided by 3. If the positive square root of the result of these two operations equals \(x,\) what is the value of \(x ?\)

(A) 9/4
(B) 3/2
(C) 4/3
(D) 2/3
(E) 1/2


[spoiler]OA=D[/spoiler]

Source: Official Guide
Source: — Problem Solving |

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Vincen wrote:
Sun May 03, 2020 11:51 am
A positive number \(x\) is multiplied by 2, and this product is then divided by 3. If the positive square root of the result of these two operations equals \(x,\) what is the value of \(x ?\)

(A) 9/4
(B) 3/2
(C) 4/3
(D) 2/3
(E) 1/2


[spoiler]OA=D[/spoiler]

Source: Official Guide
Asked: What is the value of \(x\)?

\(\sqrt{\dfrac{2x}{3}}=x\)
\(\dfrac{2x}{3}=x^2\)
\(x = \dfrac{2}{3}\)

Therefore, D