Question
The total mass of Flynn and Oscar is 166 kg. The total mass of Bobby and Oscar is 120 kg.
  1. How much heavier is Flynn than Bobby?
  2. If the total mass of the 3 boys is 231 kg, how heavy is Oscar?
4 m
(a)

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(b)

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The total mass of Flynn and Oscar is 166 kg. The total mass of Bobby and Oscar is 120 kg.
  1. How much heavier is Flynn than Bobby?
  2. If the total mass of the 3 boys is 231 kg, how heavy is Oscar?