Question
Justin has a mass of 45 kg. Tom is 3 kg lighter than Justin.
  1. What is Tom's mass?
  2. Express Tom's mass as a fraction of Justin's mass. Give your answer in its lowest terms.
4 m
(a)

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(b)

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Justin has a mass of 45 kg. Tom is 3 kg lighter than Justin.
  1. What is Tom's mass?
  2. Express Tom's mass as a fraction of Justin's mass. Give your answer in its lowest terms.