Cost of Goods Sold, Profit margin, and Net Income for a Manufacturing Company The following information is available for Bandera Manufacturing Company for the month ending January 31: Cost of goods manufactured $323,630 Selling expenses 108,110 Administrative expenses 57,150 Sales 688,570 Finished goods inventory, January 1 77,810 Finished goods inventory, January 31 70,920 For the month ended January 31, determine Bandera's (a) cost of goods sold, (b) gross profit, and (c) net income.