Question

3 friend ,14 year 3month,13 year 10 month and 14 year 2 month.what is the average age (year and month) of the girl

Answer 1

given :- 1)three girls 2) first girl age is 14yrs& 3months 3) second girl 13yrs 10 months 4) third girl 14 yrs 2 months. solution:- convert yes in month 1) 12×14=288 +3 month = 291 2) 13×12+10=286 3) 14×12+2=196 :-average girls = 196+286+291÷3=