The diagram shows two different buttons and their weights. 9 grams A 14 grams B The buttons are sold in bags. Each bag contains 126 grams of buttons. a ) How many of button A are needed to fill one bag? b) How many of button B are needed to fill one bag? A box of buttons contains the same number of each type of button. It contains 230g of buttons. How many of each type of button are in the box? c)