Question
The total mass of Jaslyn, Kathy and Jen is 33d kg. Jaslyn has a mass of 4d kg. Kathy is 7 kg heavier than Jaslyn.
  1. What is Jen's mass in terms of d?
  2. If d = 12, what is Jen's mass? 
3 m
(a)

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(b)

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The total mass of Jaslyn, Kathy and Jen is 33d kg. Jaslyn has a mass of 4d kg. Kathy is 7 kg heavier than Jaslyn.
  1. What is Jen's mass in terms of d?
  2. If d = 12, what is Jen's mass?