Question

After 15 years, Hema's age will become four times that of her present age. Find her present age

Answer 1

let her present age be = x years
A.T.Q
x + 15 = 4x
15 = 3x
x = 15/3
x = 5 years

Answer 2

Let's Hema present age are X than given after 15 years Hema age will be X+15=4* X
Solve this
3X=15
X=5 years
So Hema present age will be 5 years