Question
Brandon has a mass of 5e kg. Perry is 3 kg heavier than Brandon. The mass of Sarah is thrice the total mass of Brandon and Perry.
  1. Find the total mass of the 3 children in terms of e.
  2. If e = 3, find the average mass of the 3 children.
2 m
(a)

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(b)

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Brandon has a mass of 5e kg. Perry is 3 kg heavier than Brandon. The mass of Sarah is thrice the total mass of Brandon and Perry.
  1. Find the total mass of the 3 children in terms of e.
  2. If e = 3, find the average mass of the 3 children.