Question
The total mass of Emma and Billy is 88 kg. Emma weighs 12 kg more than Billy.
  1. Find Billy's mass.
  2. Express Billy's mass as a fraction of Emma's mass in its simplest form.
4 m
(a)

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(b)

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The total mass of Emma and Billy is 88 kg. Emma weighs 12 kg more than Billy.
  1. Find Billy's mass.
  2. Express Billy's mass as a fraction of Emma's mass in its simplest form.