Question

In 12 years a man will be twice as old as he was 12 years ago.find his present age.

Answer 1

Let his age 12 years ago be x

So present age = x + 12

Age after 12 years from now = x +24

ATQ,

2x = x + 24

x = 24

SO, HIS PRESENT AGE IS 24+12= 36 YEARS

Answer 2

let the age of man be x years

acc to question

x+12=( x-12)2

x+12= 2x-24

x= 36 ans