Question

The ratio of the ages of a father and his son 10 years hence will be 5:3. While 10 years ago, it was 3:1. The ratio of the age of the son that to his father today is

Answer 1

after 10 years father and his son age ratio is 5:3

before 10 years father and his son age ratio is 3:1

so today ratio of father and his son age is 4:2