If m > 0, y > 0, and x is m percent of 2y, then, in terms of y, m is what percent of x?

[BTGmoderatorDC]

If m > 0, y > 0, and x is m percent of 2y, then, in terms of y, m is what percent of x?

A. y/200
B. 2y
C. 50y
D. 50/y
E. 5000/y


OA E

Source: Manhattan Prep