Question
The total mass of Kathy, Fanny and Irene is 26x kg. Kathy has a mass of 4x kg. Fanny is 6 kg heavier than Kathy.
  1. What is Irene's mass in terms of x?
  2. If x = 11, what is Irene's mass? 
3 m
(a)

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(b)

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The total mass of Kathy, Fanny and Irene is 26x kg. Kathy has a mass of 4x kg. Fanny is 6 kg heavier than Kathy.
  1. What is Irene's mass in terms of x?
  2. If x = 11, what is Irene's mass?