Question

The age of a baby is one third of his father if the sum of their ages is 80 years their age after 10 years

Answer 1

Answer:

20 years is the correct answer

Answer 2

Answer:

father's age = 45

baby's = 45/3 =15

Step-by-step explanation:

father's age =x

son age = x/3

after 10 years, father's age=x+10

son age = x/3+10

ie, given x + 10 + x/3 + 10 = 80

4/3 x + 20 = 80

4/3 x = 60

4 x = 180

x = 180/4 = 45

i think it will be true...if not i will help you by another method