Supply the missing dollar amounts for each of the following independent cases: Cases Purchases Cost of Goods Available for Sale Cost of Ending Inventory Gross Profit Cost of Goods Sold $ 600 Sales Beginning Revenue Inventory $ 950 $ 350 1,150 450 350 A $ 1,050 B 1,050 400 550 650 1,100 mo 450 900 500 850 1,150 1,250 300 800