The average age of 4 member of a family is 25 yr. If head of the family is included in this group then average age increase by 20%. Find out the age of the head.

The average age of 4 member of a family is 25 yr. If head of the famil

1.	The average age of 4 member of a family is 25 yr. If head of the family is included in this group then average age increase by 20%. Find out the age of the head.
A.	45 yr
B.	50 yr
C.	55 yr
D.	60 yr
Answer» C. 55 yr

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The average age of 4 member of a family is 25 yr. If head of the family is included in this group then average age increase by 20%. Find out the age of the head.

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