Question
Charlie has a mass of 7h kg. Billy is 5 kg heavier than Charlie. The mass of Linda is twice the total mass of Charlie and Billy.
  1. Find the total mass of the 3 children in terms of h.
  2. If h = 2, find the average mass of the 3 children.
2 m
(a)

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(b)

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Charlie has a mass of 7h kg. Billy is 5 kg heavier than Charlie. The mass of Linda is twice the total mass of Charlie and Billy.
  1. Find the total mass of the 3 children in terms of h.
  2. If h = 2, find the average mass of the 3 children.