Supply the missing dollar amounts for each of the following independent cases: Cases Cost of Goods Available for Sale Cost of Goods Sold $ 1,220 Cost of Ending Inventory Gross Profit A B Sales Beginning Revenue Inventory Purchases $ 1,550 $ 950 $ 1,650 1,750 1,050 1,650 950 1,720 1,450 1,850 900 1,750 1,020 1,150 1,100 1,050 1,500 1,250 D E 1,420