Suppose and are three real numbers such that , and . Then the median of and is
- A11
- B10
- C10.5
- D9.5
Reveal answer
Correct answer
C.10.5
Reveal solution
Let max + min = 15 and median = M. Mean = (max + min + M)/3 = (15 + M)/3. Then M - (15+M)/3 = 2 → 3M - 15 - M = 6 → 2M = 21 → M = 10.5.