Question

2. The sum ofthe ages of a father and a son is 50 years. Also 5 years ago, the father's age was 7 times the age of the son. The present ages of the father and the son respectively are: (A) 35 years, 15 years (B) 40 years, 10 years (C) 38 years, 12 years (D) 42 years, 8 years

please explain it.. ​

Answer 1

let
5 years ago the age of son was x
5 years ago the age of father was 7x
now the present
age of the son x+5
age of father 7x+5
according to question
x+5+7x+5=50
=8x=50-10
=8x=40
=x=5
the present age of son is 10
and father is 40