Math, asked by purshotamSingh, 10 months ago

The average of six member family is 22 years If the youngest member of family is 7years old ,then one hour before the birth of this member the average of the family was??????????

Answers

Answered by jmtindian
2

Answer:

Total present age of the family (6*22) = 132 years

Total age of the family 7 years ago = (132 - 7*6) = 90 years

At that time, the number of member = 5

Therefore Average age at that time = 90/5 = 18 years

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