The average age of 15 students of a class is 15 years. Out of these – McqOptions

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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
B.	12
C.	13
D.	14
Answer» B. 12

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