Question
In a stationery kiosk, a box of markers costs four times as much as a manual. Mrs Soh spent 15 of her money to buy 7 boxes of markers. She then spent 37 of her remaining money to buy some manuals and had $89.60 left. How much does each manual cost?
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In a stationery kiosk, a box of markers costs four times as much as a manual. Mrs Soh spent 15 of her money to buy 7 boxes of markers. She then spent 37 of her remaining money to buy some manuals and had $89.60 left. How much does each manual cost?