Question
The total mass of Sam and Hilda is 82511 kg. Sam weighs 3345 kg. 
  1. What is Hilda's mass?
  2. How much heavier than Sam is Hilda?
4 m
(a)

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(b)

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The total mass of Sam and Hilda is 82511 kg. Sam weighs 3345 kg. 
  1. What is Hilda's mass?
  2. How much heavier than Sam is Hilda?