Max. score 100
The average age of a family of 6 members 4
years ago was 25 years. Mean while a child
was born in this family and still the average
age of the whole family is same today. The
present age of the child is:
2 years
112years
1 year
Data insufficient
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Answer:
Total age of 6 family members four year ago =25×6=150years
Total age of 6 family member now=150+4×6=150+24=174years
Total age of 6 family member and child =25×7=175year
Age of child =175-174=1 year
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