The age of a father is equal to the sum of the ages of his 4 children.After 20 years sum of the ages of the children will be twice the age of the father. Find the age of the father.
Answers
Answered by
0
let age of f=x
let age of sons =a,b,c,d
then
x=a+b+c+d....[1]
after 20 yrs
2x+20 = a+b+c+d + 80
2x= a+b+c+d +60....[2]
solving eqn 1 $2
x=60
so father =60 yrs
let age of sons =a,b,c,d
then
x=a+b+c+d....[1]
after 20 yrs
2x+20 = a+b+c+d + 80
2x= a+b+c+d +60....[2]
solving eqn 1 $2
x=60
so father =60 yrs
Similar questions