Question
The total mass of Marion, Olivium and Sarah is 45p kg. Marion has a mass of 7p kg. Olivium is 5 kg heavier than Marion.
  1. What is Sarah's mass in terms of p?
  2. If p = 11, what is Sarah's mass? 
3 m
(a)

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(b)

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The total mass of Marion, Olivium and Sarah is 45p kg. Marion has a mass of 7p kg. Olivium is 5 kg heavier than Marion.
  1. What is Sarah's mass in terms of p?
  2. If p = 11, what is Sarah's mass?