Question

the ages of A and B are in the ratio 8:3 . six years hence , their ages will be in the ratio 9:4 . find their present ages

Answer 1

let present age of A be 8x
let present age of B be 3x
6 years hence,
8x+6/3x+6=9/4
now you can find the value of X and then there present age.

Answer 2

let their present age be

8x and 3x

a/q

8x+6/3x+6=9/4
27x+54=32x+24
54-24=32x-27x
30=5x
6=x

Age of A=48
Age of B=18