Question
The total mass of Elyse, Lynn and Betty is 39g kg. Elyse has a mass of 6g kg. Lynn is 6 kg heavier than Elyse.
  1. What is Betty's mass in terms of g?
  2. If g = 10, what is Betty's mass? 
3 m
(a)

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(b)

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The total mass of Elyse, Lynn and Betty is 39g kg. Elyse has a mass of 6g kg. Lynn is 6 kg heavier than Elyse.
  1. What is Betty's mass in terms of g?
  2. If g = 10, what is Betty's mass?