Question

A father is eight times as old as his son . In 10 years , he will be three times as old as his son . The age of son is

Answer 1

The son is 4years old

Explanation:

Let the son's age=x

the father's age=8x

IN 10YEARS,

Son's age=x+10

father's age=8x+10

Equate them

8x+10=3(x+10)

8x+10=3x+30

5x=20

x=4