Question
In a stationery kiosk, a box of pens costs twice as much as a colouring book. Mrs Sim spent 14 of her money to buy 7 boxes of pens. She then spent 37 of her remaining money to buy some colouring books and had $88.80 left. How much does each colouring book cost?
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In a stationery kiosk, a box of pens costs twice as much as a colouring book. Mrs Sim spent 14 of her money to buy 7 boxes of pens. She then spent 37 of her remaining money to buy some colouring books and had $88.80 left. How much does each colouring book cost?