Question
The total mass of Joelle, Natalie and Kylie is 33s kg. Joelle has a mass of 4s kg. Natalie is 8 kg heavier than Joelle.
  1. What is Kylie's mass in terms of s?
  2. If s = 9, what is Kylie's mass? 
3 m
(a)

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(b)

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The total mass of Joelle, Natalie and Kylie is 33s kg. Joelle has a mass of 4s kg. Natalie is 8 kg heavier than Joelle.
  1. What is Kylie's mass in terms of s?
  2. If s = 9, what is Kylie's mass?