MCQOPTIONS
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| 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 | |