Billy Bob's Manufacturing had the following data for the fiscal year ended December 31. Direct Materials Inventory, January 1 Direct materials purchases Direct materials used Fixed factory overhead Total factory overhead Total manufacturing costs Work-in-Process Inventory, January 1 Work-in-process Inventory, December 31 Finished Goods Inventory, January 1 Goods available for sale Cost of goods sold $ 30,900 360,500 355, 350 494,400 576,800 1,116,410 43,260 46,350 46,800 1,106,060 1,070,960 Required: Calculate the following costs: 1. Direct Materials Inventory on December 31. 2. Direct labor costs for the year. 3. Variable factory overhead costs for the year. 4. Cost of goods manufactured for the year. 5. Finished Goods Inventory on December 31. 1. Direct Materials Inventory on December 31. 2. Direct labor costs for the year. 3. Variable factory overhead costs for the year. 4. Cost of goods manufactured for the year. 5. Finished Goods Inventory on December 31