Question

When the average age of a husband and wife and their son was 42 years?

Answer 1

Answer:

question not complete

Answer 2

Answer:

When the average age of a couple and their son was 42 years, the son married and got a child after one year. When the child was 5 years old, the average age of the family became 36 years.

so we can say that the old averge is 36 years.

$(tex) \ red \: \boxed {note \: that \: this \: answer \: is \: i \: know \: from \: past \: as \: our \: teacher \: asked \: it \: as \: an \: riddle \: }$

note☝☝