Average age of 21 men reduces by 1 year when a man of 32 years is replaced by a child. What is the age of that child?

Average age of 21 men reduces by 1 year when a man of 32 years is repl

1.	Average age of 21 men reduces by 1 year when a man of 32 years is replaced by a child. What is the age of that child?
A.	10 years
B.	11 years
C.	9 years
D.	8 years
Answer» C. 9 years

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Average age of 21 men reduces by 1 year when a man of 32 years is replaced by a child. What is the age of that child?

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