Question
Jeremy has a mass 56 kg. Mark is 3 kg heavier than Jeremy and Zeph is 12 kg lighter than Mark.
  1. What is the mass of Zeph?
  2. What is the total mass of the three students?
4 m
(a)

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(b)

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Jeremy has a mass 56 kg. Mark is 3 kg heavier than Jeremy and Zeph is 12 kg lighter than Mark.
  1. What is the mass of Zeph?
  2. What is the total mass of the three students?