Question
The total mass of Shiyun, Natalie and Linda is 31c kg. Shiyun has a mass of 5c kg. Natalie is 7 kg heavier than Shiyun.
  1. What is Linda's mass in terms of c?
  2. If c = 11, what is Linda's mass? 
3 m
(a)

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(b)

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The total mass of Shiyun, Natalie and Linda is 31c kg. Shiyun has a mass of 5c kg. Natalie is 7 kg heavier than Shiyun.
  1. What is Linda's mass in terms of c?
  2. If c = 11, what is Linda's mass?