Last Updated on May 5, 2023
GMAT OFFICIAL GUIDE PS
Solution:
To solve, we need to simplify the equation √(r/s) = s.
We first want to eliminate the square root, so we square both sides, obtaining:
(√(r/s))^2 = s^2
r/s = s^2
To isolate r, we multiply the entire equation by s and we get:
r = s^3
Answer: D