SOLUTION: three years ago the average age of a family of six members was 19 years. A baby having been born, the average age of the family is same today. what is the age of baby
Algebra.Com
Question 433650: three years ago the average age of a family of six members was 19 years. A baby having been born, the average age of the family is same today. what is the age of baby
Answer by rwm(914) (Show Source): You can put this solution on YOUR website!
(f-18)/6=19
(f+b)/7=19
b=1 f=132
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