Jamar bought some pencils costing more than a penny each at the school bookstore and paid 1.43. Sharona bought some of the same pencils and paid 1.87. How many more pencils did Sharona buy than Jamar?

AMC 8 2012 Problem 13

AMC8 2012 年第 13 题

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Jamar bought some pencils costing more than a penny each at the school bookstore and paid \textdollar 1.43. Sharona bought some of the same pencils and paid \textdollar 1.87. How many more pencils did Sharona buy than Jamar?

在学校的书店买了一些铅笔，每支价格超过 1 美分，总共付了 1.43 美元。Sharona 也买了一些相同的铅笔，总共支付 1.87 美元。那么 Sharona 买的铅笔教比 Jamar 多多少支？

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