Question

after 15 years pankaj age will become 4 times that of his present age. find his present age.

Answer 1

Present age is 5 Year

Answer 2

let his present age be x.

After 15 years :

4(x) = (x+15)
4x = 15+ x
4x - x = 15
3x = 15
x = 15/3
x =5 years

Therefore his present age is 5 years.