Question
The total mass of Luis and Fanny is 8923 kg. Luis weighs 3015 kg. 
  1. What is Fanny's mass?
  2. How much heavier than Luis is Fanny?
4 m
(a)

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(b)

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The total mass of Luis and Fanny is 8923 kg. Luis weighs 3015 kg. 
  1. What is Fanny's mass?
  2. How much heavier than Luis is Fanny?