Question
The total mass of Abi, Min and Zoe is 40p kg. Abi has a mass of 9p kg. Min is 7 kg heavier than Abi.
  1. What is Zoe's mass in terms of p?
  2. If p = 15, what is Zoe's mass? 
3 m
(a)

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(b)

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The total mass of Abi, Min and Zoe is 40p kg. Abi has a mass of 9p kg. Min is 7 kg heavier than Abi.
  1. What is Zoe's mass in terms of p?
  2. If p = 15, what is Zoe's mass?