the present age of a father

the present age of a father is equal to the sum of the ages of his 5 children. 12 years hence the sum of the ages of his children will be twice the age of their father find the present age of the father.
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1 Answer

Let F=father's age and the sum of the children's ages be C.

F=C, and in 12 years' time each of the 5 children will be 12 years older so the sum of their ages increases by 60, and C+60=2(F+12); that is, F+60=2F+24, 60-24=F=36. Father is 36 years old.

by Top Rated User (1.2m points)

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