Question
Luke has a mass 55 kg. Jack is 3 kg heavier than Luke and Nick is 13 kg lighter than Jack.
  1. What is the mass of Nick?
  2. What is the total mass of the three students?
4 m
(a)

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(b)

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Luke has a mass 55 kg. Jack is 3 kg heavier than Luke and Nick is 13 kg lighter than Jack.
  1. What is the mass of Nick?
  2. What is the total mass of the three students?