Question

Sushil is now 4 times as old as sunil.five years ago sushil was 7 times as old as sunil was then.find their present age

Answer 1

3year

Present age - past age

Answer 2

Answer:

Sushil-40  Sunil - 10

Step-by-step explanation:

let sushil be x

let sunil be y

x =4y

equation : x-5= 7(y-5)

               4y-5 = 7y-35

                   30 =3y

                       y = 10

Then, x = 10*4=40