A family consists of grandparents, parents and three grandchildren. Th – McqOptions

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1.	A family consists of grandparents, parents and three grandchildren. The average age of the grandparents is 67 years, that of the parents is 35 years and that of the grandchildren is 6 years. What is the average age of the family ?
A.	31( 5/7)
B.	32 (6/7)
C.	34(4/7)
D.	35(4/9)
Answer» B. 32 (6/7)

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