Supply the missing data in the following cases. Each case is independent of the others. (Leave no cells blank be certain to enter "O" wherever required.) Case 4 $6,000 S 7,500 6,500 $ 4,500 5,500 10,500 20,500 Direct materials Direct labour Manufacturing overhead Total manufacturing costs Beginning work-in-process inventory Ending work-in-process inventory Cost of goods manufactured Sales 7,500 6,500 20,000 4,000 4,500 19,500 31,000 2,500 4,500 5,500 17,500 2,750 2,500 17,750 28,500 4,000 8,500 6,500 21,500 4,500 5,500 20,500 37,500 3,750 Beginning finished goods inventory Cost of goods manufactured Goods available for sale 41,500 3,500 20,500 24,000 5,000 Ending finished goods inventory Cost of goods sold Gross margin Operating expenses Net income 3,000 17,300 13,700 5,500 19,000 18,500 4,950 S 5,500 $ 8,00010,500