Question
The total mass of Fanny, Opal and Elyse is 25v kg. Fanny has a mass of 4v kg. Opal is 4 kg heavier than Fanny.
  1. What is Elyse's mass in terms of v?
  2. If v = 12, what is Elyse's mass? 
3 m
(a)

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(b)

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The total mass of Fanny, Opal and Elyse is 25v kg. Fanny has a mass of 4v kg. Opal is 4 kg heavier than Fanny.
  1. What is Elyse's mass in terms of v?
  2. If v = 12, what is Elyse's mass?