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1. |
The average age of 15 students of a class is 15 years. Out of these, the average age of 5 students is 14 years and that of the other 9 students is 16 years. The age of the 15th student is____________? |
A. | 11 years |
B. | 14 years |
C. | 15 years |
D. | 15 2/7 years |
Answer» B. 14 years | |