Question
The total mass of George and Carl is 179 kg. The total mass of Billy and Carl is 136 kg.
  1. How much heavier is George than Billy?
  2. If the total mass of the 3 boys is 245 kg, how heavy is Carl?
4 m
(a)

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(b)

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The total mass of George and Carl is 179 kg. The total mass of Billy and Carl is 136 kg.
  1. How much heavier is George than Billy?
  2. If the total mass of the 3 boys is 245 kg, how heavy is Carl?