Question
The total mass of Risa, Zara and Hilda is 22e kg. Risa has a mass of 5e kg. Zara is 9 kg heavier than Risa.
  1. What is Hilda's mass in terms of e?
  2. If e = 13, what is Hilda's mass? 
3 m
(a)

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(b)

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The total mass of Risa, Zara and Hilda is 22e kg. Risa has a mass of 5e kg. Zara is 9 kg heavier than Risa.
  1. What is Hilda's mass in terms of e?
  2. If e = 13, what is Hilda's mass?