Question
The total mass of Shannon, Barbara and Fanny is 20s kg. Shannon has a mass of 6s kg. Barbara is 6 kg heavier than Shannon.
  1. What is Fanny's mass in terms of s?
  2. If s = 11, what is Fanny's mass? 
3 m
(a)

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(b)

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The total mass of Shannon, Barbara and Fanny is 20s kg. Shannon has a mass of 6s kg. Barbara is 6 kg heavier than Shannon.
  1. What is Fanny's mass in terms of s?
  2. If s = 11, what is Fanny's mass?