Question

Ashish got married at the age of 28 years and his wife was 25 years old at the time of marriage. After five years, the average age of ashish, his wife and their son was 22 years. Find the present age of the son?

Answer 1

28+5=33
25+5=30

(33+30+x)/3=22
(63+x)/3=22
63+x=66
x=66-63

the age of son is 3