Question
In a stationery shop, a box of pens costs thrice as much as a novel. Mrs Quek spent 15 of her money to buy 7 boxes of pens. She then spent 57 of her remaining money to buy some novels and had $76.80 left. How much does each novel cost?
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In a stationery shop, a box of pens costs thrice as much as a novel. Mrs Quek spent 15 of her money to buy 7 boxes of pens. She then spent 57 of her remaining money to buy some novels and had $76.80 left. How much does each novel cost?