Question

D average age of a mother and her three children is 10 years The ages of the children are 1,4 and 7 years how old is the mother

Answer 1

Answer:

Let age of mother is x

given - age of children is 1,4,7 years

A/q ( x+1+4+7 )/4 = 10

(x+12)/4=10

x+12=40

x=40-12x=28Ans