Question
A bookstore sells either one stapler for $2 or in packs of 7 for $11. Irene wants to buy exactly 40 staplers with the smallest amount of money. How much does she have to pay for the 40 staplers?
3 m

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A bookstore sells either one stapler for $2 or in packs of 7 for $11. Irene wants to buy exactly 40 staplers with the smallest amount of money. How much does she have to pay for the 40 staplers?