Question
The total mass of Ivory and John is 123 kg. Ivory weighs 27 kg more than John.
  1. Find John's mass.
  2. Express John's mass as a fraction of Ivory's mass in its simplest form.
4 m
(a)

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(b)

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The total mass of Ivory and John is 123 kg. Ivory weighs 27 kg more than John.
  1. Find John's mass.
  2. Express John's mass as a fraction of Ivory's mass in its simplest form.