5 years ago the ratio of father's age to son's age was 5 : 1 and 2 years later father's age will be 3 times his son's age. Wh...

Answer: 
10 : 3
5 years ago the ratio of father's age to son's age was 5 : 1 and 2 years later father's age will be 3 times his son's age. What is the ratio of their present age? ( 5 বছর আগে বাবার বয়সের সাথে ছেলের বয়সের অনুপাত 5: 1 এবং 2 বছর পরে বাবার বয়স তার ছেলের বয