Question
Mr Hun bought 20 boxes of staplers at the price of $10 per box. He gave 60 staplers to his pupils and sold the rest of the staplers at 60 cents each. If he made a profit of $40, find the number of staplers in each box.
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Mr Hun bought 20 boxes of staplers at the price of $10 per box. He gave 60 staplers to his pupils and sold the rest of the staplers at 60 cents each. If he made a profit of $40, find the number of staplers in each box.