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ZX-355BBE1B312023年5月练习卷(易) · 第 6 题
2023年5月练习卷(易) · 原库模块 1 · Q6 原库参考解析
A small business owner budgets $2,400 to purchase books each year. The owner must purchase a minimum of 225 books for the year to maintain the discounted pricing. If the owner pays $4.20 per book to purchase paperback books and $11.60 per book to purchase hardcover books, what is the maximum number of hardcover books the owner can purchase to stay within the budget and maintain the discounted pricing?
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