Question
The total mass of Carl and Fiona is 8538 kg. Carl weighs 39110 kg. 
  1. What is Fiona's mass?
  2. How much heavier than Carl is Fiona?
4 m
(a)

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(b)

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The total mass of Carl and Fiona is 8538 kg. Carl weighs 39110 kg. 
  1. What is Fiona's mass?
  2. How much heavier than Carl is Fiona?