A) 20 yr
B) 16 yr
C) 12 yr
D) 18 yr
Correct Answer: B
Solution :
Total age of the family of five members \[=24\times 5=120\] Total age of the family of five members before 8 years \[=120-\,5\times 8=120-\,40=80\] So, required average age \[=\frac{80}{5}\]16 yr.You need to login to perform this action.
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