Question
In a store, a box of staplers costs twice as much as a folder. Mrs Koh spent 15 of her money to buy 4 boxes of staplers. She then spent 79 of her remaining money to buy some folders and had $12.80 left. How much does each folder cost?
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In a store, a box of staplers costs twice as much as a folder. Mrs Koh spent 15 of her money to buy 4 boxes of staplers. She then spent 79 of her remaining money to buy some folders and had $12.80 left. How much does each folder cost?