Enter the missing dollar amounts for the income statement for each of the following independent cases. (Hint: In Case B, work from the bottom up.) Case A Case B Case C Net sales revenue 7,660 $ 6,100 $ $ 6,690 $ Beginning inventory Purchases 11,130 4,950 3,910 9,340 13,250 Goods available for sale 15,210 10,860 10,220 4,340 Ending inventory Cost of goods sold Gross profit Expenses Pretax income (loss) 1,490 350 550 $ 1,450 $ (480) $ 1,210