Question

Ha1·ish is 40 years old and rais is 60 yea1·s old. How many years ago was the ratio of their ages 3 : 5 ?

Answer 1

let x years ago be the years when the ratio of ages of Hitesh and Ron was 3:5.
so x yrs ago their ages were Hitesh =40-x and rob=60-x.
let Hitesh be 3x and rob be 5x
so..3x+5x=40-x+60-x
8x+2x=100
hence x=100/10
x=10 years