Question
Jenson has a mass 57 kg. Elijah is 5 kg heavier than Jenson and Tommy is 12 kg lighter than Elijah.
  1. What is the mass of Tommy?
  2. What is the total mass of the three students?
4 m
(a)

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(b)

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Jenson has a mass 57 kg. Elijah is 5 kg heavier than Jenson and Tommy is 12 kg lighter than Elijah.
  1. What is the mass of Tommy?
  2. What is the total mass of the three students?