Question
35 of the crayons in a bag were yellow and the rest were purple and brown. 10% of the purple crayons and 40% of the brown crayons were thrown away. There was an equal number of purple and brown crayons left. If there were 504 purple and brown crayons left,
  1. What was the number of yellow crayons?
  2. What was the total number of crayons in the bag at first?
5 m
(a)

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(b)

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35 of the crayons in a bag were yellow and the rest were purple and brown. 10% of the purple crayons and 40% of the brown crayons were thrown away. There was an equal number of purple and brown crayons left. If there were 504 purple and brown crayons left,
  1. What was the number of yellow crayons?
  2. What was the total number of crayons in the bag at first?