The average age of a class is 12 years and total age is 300 years. If – McqOptions

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1.	The average age of a class is 12 years and total age is 300 years. If a student of age 15 years is now admitted then find the average of the new class.
A.	12.11 years
B.	11.12 years
C.	13.12 years
D.	10.13 years
Answer» B. 11.12 years

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