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Karan

· started a discussion

· 1 Months ago

28.5 will be the answer (Question: 223776.0 )

you have not added the ages of the new children born
228/8 will be the final average

Question:

Ten years ago, a family had 8 members and the average of their ages, then was 

33 years. Four years later, a member died at age of 64 years and a boy was born. After three more years, another member died, at the age of 72 years and a girl was born. Find the present average age of this family (in years).

Options:
A) 26 years 
B) 32 years 
C) 25 years 
D) 23 years
Solution:
Ans: (a) 10 year ago, average of family = 33 years

ATQ,


= 26 years

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