Question
Glen has a mass of 90 kg. Ahmad is 12 kg lighter than Glen.
  1. What is Ahmad's mass?
  2. Express Ahmad's mass as a fraction of Glen's mass. Give your answer in its lowest terms.
4 m
(a)

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(b)

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Glen has a mass of 90 kg. Ahmad is 12 kg lighter than Glen.
  1. What is Ahmad's mass?
  2. Express Ahmad's mass as a fraction of Glen's mass. Give your answer in its lowest terms.