Question
Ian has a mass 55 kg. Zane is 4 kg heavier than Ian and Gabriel is 10 kg lighter than Zane.
  1. What is the mass of Gabriel?
  2. What is the total mass of the three students?
4 m
(a)

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(b)

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Ian has a mass 55 kg. Zane is 4 kg heavier than Ian and Gabriel is 10 kg lighter than Zane.
  1. What is the mass of Gabriel?
  2. What is the total mass of the three students?