

MCQOPTIONS
Saved Bookmarks
1. |
Let a and b be two positive real numbers such that a√a + b√b = 32 and a√b + b√a = 31. What is the value of 5(a + b)/7? |
A. | 5 |
B. | 7 |
C. | 9 |
D. | Cannot be determined |
Answer» D. Cannot be determined | |