Question
Carl has a mass of 51 kg. Jack is 15 kg lighter than Carl.
  1. What is Jack's mass?
  2. Express Jack's mass as a fraction of Carl's mass. Give your answer in its lowest terms.
4 m
(a)

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(b)

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Carl has a mass of 51 kg. Jack is 15 kg lighter than Carl.
  1. What is Jack's mass?
  2. Express Jack's mass as a fraction of Carl's mass. Give your answer in its lowest terms.