Question
In a book shop, a box of files costs four times as much as a folder. Mrs Ong spent 18 of her money to buy 4 boxes of files. She then spent 58 of her remaining money to buy some folders and had $113.40 left. How much does each folder cost?
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In a book shop, a box of files costs four times as much as a folder. Mrs Ong spent 18 of her money to buy 4 boxes of files. She then spent 58 of her remaining money to buy some folders and had $113.40 left. How much does each folder cost?