Question

The ratio of the ages of the father and the son at present is 7:2. After 6 yr the ratio will become 8:3. What is the present age of the father

Answer 1

let age be x

Father=7x

son=2x

after 6 year

father 7x+6

son=2x+6

3x=2x+6

x=6

present age of son=12

father=42