Question
Eric has a mass 58 kg. Perry is 2 kg heavier than Eric and Ethan is 12 kg lighter than Perry.
  1. What is the mass of Ethan?
  2. What is the total mass of the three students?
4 m
(a)

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(b)

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Eric has a mass 58 kg. Perry is 2 kg heavier than Eric and Ethan is 12 kg lighter than Perry.
  1. What is the mass of Ethan?
  2. What is the total mass of the three students?