Question

When the average age of husband nd wife nd their son was 42 yrs,son got married nd after 1 yr a child was born.When child turns to 5 yrs the average age of family becomes 36 yrs wht was the daughter in law age at marriage tym?

Answer 1

Answer:

31 years

Step-by-step explanation:

sum of father,mother and sons age at the time of marriage=42×3=126 yrs

sum of father,mother,son and child age ,when child was 5 yrs old=126+6×3+5

=149

•

• • total age of family=36×5=180

so the age of daughter in law=180-149=31 years