Question
57 of the crayons in a bag were blue and the rest were pink and yellow. 30% of the pink crayons and 25% of the yellow crayons were thrown away. There was an equal number of pink and yellow crayons left. If there were 336 pink and yellow crayons left,
  1. What was the number of blue crayons?
  2. What was the total number of crayons in the bag at first?
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(b)

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57 of the crayons in a bag were blue and the rest were pink and yellow. 30% of the pink crayons and 25% of the yellow crayons were thrown away. There was an equal number of pink and yellow crayons left. If there were 336 pink and yellow crayons left,
  1. What was the number of blue crayons?
  2. What was the total number of crayons in the bag at first?