Question
Kathy has a total of 135 crayons. She has 15 more silver crayons than yellow crayons. She has thrice as many blue crayons as silver crayons. How many silver crayons does she have?
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Kathy has a total of 135 crayons. She has 15 more silver crayons than yellow crayons. She has thrice as many blue crayons as silver crayons. How many silver crayons does she have?