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OpenStudy (anonymous):
ralph sold brownies for $0.99 a piece in order to earn money for baseball cards. if the cards cost $1.35 per pack, and if ralph had no money left over after buying them, what is the least number of brownies he must have sold
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OpenStudy (texaschic101):
.99(15) = 1.35x 14.85 = 1.35x 14.85/1.35 = 11 I think it is 15. I am not sure about the proper way to solve this....I just know that if he sold 15 brownies, he could buy 11 packs with exactly no change left over.
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