Question
The total mass of Pamela, Hilda and Yoko is 27x kg. Pamela has a mass of 7x kg. Hilda is 4 kg heavier than Pamela.
  1. What is Yoko's mass in terms of x?
  2. If x = 10, what is Yoko's mass? 
3 m
(a)

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(b)

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The total mass of Pamela, Hilda and Yoko is 27x kg. Pamela has a mass of 7x kg. Hilda is 4 kg heavier than Pamela.
  1. What is Yoko's mass in terms of x?
  2. If x = 10, what is Yoko's mass?