Question
The total mass of Ivan and Shannon is 8813 kg. Ivan weighs 31611 kg. 
  1. What is Shannon's mass?
  2. How much heavier than Ivan is Shannon?
4 m
(a)

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(b)

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The total mass of Ivan and Shannon is 8813 kg. Ivan weighs 31611 kg. 
  1. What is Shannon's mass?
  2. How much heavier than Ivan is Shannon?