Question

A's age is 4 times that of B's age.10 years ago,A's age was 19 times that of B's age.Find the present age of A and B.

Answer 1

let the age of A be x and B be y


x=4y

(x-10) = 19(y-10)

x-10=19y-190
x-19y=-180

4y-19y=-180
-15y=-180

y=12



age of B is 12 yrs
age of A is 48 yrs