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 B) 12 C) 13 D) 14
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7
Answer:
13 ...
.........m.........
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2
Answer:
11
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