Question
A bag had some yellow crayons and blue crayons in the ratio of 5 : 2. Olivia removed 39 yellow crayons and put another 18 blue crayons into the bag. There is now 50% as many yellow crayons as blue crayons in the bag. How many yellow crayons were in the bag at first?
4 m

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A bag had some yellow crayons and blue crayons in the ratio of 5 : 2. Olivia removed 39 yellow crayons and put another 18 blue crayons into the bag. There is now 50% as many yellow crayons as blue crayons in the bag. How many yellow crayons were in the bag at first?