In a group of children there are three boys and two girls. The average mass of the three boys is 29 kg. (a) Find the total mass of the three boys.
Mathématiques
vedsingdaramsing
Question
In a group of children there are three boys and two girls. The average mass of the three boys is 29 kg.
(a) Find the total mass of the three boys.
(a) Find the total mass of the three boys.