Question
In a stationery kiosk, a box of pens costs twice as much as a folder. Mrs Yang spent 18 of her money to buy 7 boxes of pens. She then spent 58 of her remaining money to buy some folders and had $44.10 left. How much does each folder cost?
4 m

Click button first when a symbol is required. X

In a stationery kiosk, a box of pens costs twice as much as a folder. Mrs Yang spent 18 of her money to buy 7 boxes of pens. She then spent 58 of her remaining money to buy some folders and had $44.10 left. How much does each folder cost?