Question
Vincent has some money to buy some pens. He will have $4 if he buys 8 pens. However, he will need $5 more if he wants to buy 11 pens. How much money does each pen cost?
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Vincent has some money to buy some pens. He will have $4 if he buys 8 pens. However, he will need $5 more if he wants to buy 11 pens. How much money does each pen cost?