প্রশ্ন সংশোধন করুন
প্রশ্ন:
The ratio of ages of a father and his son his son was 5 : 1. What is the age of the son after five years, if the ratio of their ages is 3 : 1 by this time?
The ratio of ages of a father and his son his son was 5 : 1. What is the age of the son after five years, if the ratio of their ages is 3 : 1 by this time?