Question
In a stationery shop, a box of pencils costs thrice as much as a folder. Mrs Ang spent 14 of her money to buy 7 boxes of pencils. She then spent 57 of her remaining money to buy some folders and had $59.40 left. How much does each folder cost?
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In a stationery shop, a box of pencils costs thrice as much as a folder. Mrs Ang spent 14 of her money to buy 7 boxes of pencils. She then spent 57 of her remaining money to buy some folders and had $59.40 left. How much does each folder cost?