Question
A bag had some gold crayons and black crayons in the ratio of 3 : 1. Hilda removed 36 gold crayons and put another 18 black crayons into the bag. There is now 50% as many gold crayons as black crayons in the bag. How many gold crayons were in the bag at first?
4 m

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A bag had some gold crayons and black crayons in the ratio of 3 : 1. Hilda removed 36 gold crayons and put another 18 black crayons into the bag. There is now 50% as many gold crayons as black crayons in the bag. How many gold crayons were in the bag at first?