Question
Pierre has a mass of 5m kg. Archie is 3 kg heavier than Pierre. The mass of Vanessa is twice the total mass of Pierre and Archie.
  1. Find the total mass of the 3 children in terms of m.
  2. If m = 3, find the average mass of the 3 children.
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Pierre has a mass of 5m kg. Archie is 3 kg heavier than Pierre. The mass of Vanessa is twice the total mass of Pierre and Archie.
  1. Find the total mass of the 3 children in terms of m.
  2. If m = 3, find the average mass of the 3 children.