Question
Charlie has a mass of 87 kg. Vaidev is 18 kg lighter than Charlie.
  1. What is Vaidev's mass?
  2. Express Vaidev's mass as a fraction of Charlie's mass. Give your answer in its lowest terms.
4 m
(a)

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(b)

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Charlie has a mass of 87 kg. Vaidev is 18 kg lighter than Charlie.
  1. What is Vaidev's mass?
  2. Express Vaidev's mass as a fraction of Charlie's mass. Give your answer in its lowest terms.