Question

Raghav is now 30 years old and sunita is 20 years old. How many years ago was Raghav three times as old as sunita.

Answer 1

It's 15 years ago.......

Answer 2

let x years ago Raghav was three times as old as sunita.

Age of Raghav before x years = 30-x
Age of Sunita before x years = 20-x
Now Given,

x year ago Raghav was .three times as old as sunita
So,
30-x= 3(20-x)

→30-x= 60-3x

→3x-x= 60-30

→2x= 30

→x= 15 years.
So,

15years ago Raghav was three times as old as sunita.