Question
A bag had some silver crayons and green crayons in the ratio of 3 : 1. Natalie removed 30 silver crayons and put another 20 green crayons into the bag. There is now 50% as many silver crayons as green crayons in the bag. How many silver crayons were in the bag at first?
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A bag had some silver crayons and green crayons in the ratio of 3 : 1. Natalie removed 30 silver crayons and put another 20 green crayons into the bag. There is now 50% as many silver crayons as green crayons in the bag. How many silver crayons were in the bag at first?