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1. |
The average age of four boys A, B, C and D is 5 years and the average age of A, B, D, E is 6 years. C is 8 years old. The age of E is (in years) |
A. | 12 |
B. | 13 |
C. | 14 |
D. | 15 |
Answer» B. 13 | |