Question
Pamela has a mass of 39 kg. Pamela is 7 kg heavier than Japheth. Luke is as heavy as Japheth.
  1. How heavy is Luke?
  2. What is the total mass of the 3 children?
4 m
(a)

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(b)

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Pamela has a mass of 39 kg. Pamela is 7 kg heavier than Japheth. Luke is as heavy as Japheth.
  1. How heavy is Luke?
  2. What is the total mass of the 3 children?