Question

rakhis mother is four times as old as Rakhi after 5 year her mother will be three times as old as she will be then find their present age

Answer 1

let Rakhi = x
Mother=4x

4x+5/x+5=3x/x
4x+5/x+5=3
4x+5=3x+15
4x-3x=15-5
x=10

So,
Rakhi's age=x=10
Mother's age=4x=40

Answer 2

l hope it will helps you.