Question
A stationery kiosk sold 1 notebook for $9. For every 2 notebooks sold, an additional notebook would be given free. If Mrs Toh spent $72 on the notebooks, how many notebooks did she receive in total?
4 m

Click button first when a symbol is required. X

A stationery kiosk sold 1 notebook for $9. For every 2 notebooks sold, an additional notebook would be given free. If Mrs Toh spent $72 on the notebooks, how many notebooks did she receive in total?