Question
The total mass of Glen and Valen is 181 kg. The total mass of Michael and Valen is 138 kg.
  1. How much heavier is Glen than Michael?
  2. If the total mass of the 3 boys is 253 kg, how heavy is Valen?
4 m
(a)

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(b)

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The total mass of Glen and Valen is 181 kg. The total mass of Michael and Valen is 138 kg.
  1. How much heavier is Glen than Michael?
  2. If the total mass of the 3 boys is 253 kg, how heavy is Valen?