Question
The total mass of Cody and Tom is 176 kg. The total mass of Zane and Tom is 147 kg.
  1. How much heavier is Cody than Zane?
  2. If the total mass of the 3 boys is 231 kg, how heavy is Tom?
4 m
(a)

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(b)

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The total mass of Cody and Tom is 176 kg. The total mass of Zane and Tom is 147 kg.
  1. How much heavier is Cody than Zane?
  2. If the total mass of the 3 boys is 231 kg, how heavy is Tom?