Exercise 4. (Points 30) Information from the second the January is as follow Purchases of direct materials 5 Indirect labor 5.00 Direct labor 10,4 00 Depreciation on factory machinery 3.0 00 55,3 00 Sales 6,30 0 Selling and administrative expenses 7,00 0 Rent on factory building Inventories: January 1 January 21 Direct materials $ 8,0 00 $ 8,7 00 Work-in-process 2,10 0 3,2 00 Finished goods 5,0 5,7 00 00 Required: (a) Prepare a statement of cost of goods manufactured and sold for the month of January. (b) Prepare a gross margin income statement for the month of January