Question
Paul has some money to buy some pens. He will have $2 if he buys 7 pens. However, he will need $2 more if he wants to buy 11 pens. How much money does each pen cost?
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Paul has some money to buy some pens. He will have $2 if he buys 7 pens. However, he will need $2 more if he wants to buy 11 pens. How much money does each pen cost?