Question
In a stationery kiosk, a box of files costs twice as much as a folder. Mrs Goh spent 15 of her money to buy 8 boxes of files. She then spent 37 of her remaining money to buy some folders and had $51.20 left. How much does each folder cost?
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In a stationery kiosk, a box of files costs twice as much as a folder. Mrs Goh spent 15 of her money to buy 8 boxes of files. She then spent 37 of her remaining money to buy some folders and had $51.20 left. How much does each folder cost?