Chu Company had the following records on a product called "The Widget" in 2015. January 1 Beginning Inventory April 25 Purchase July 26 Purchase October 3 Purchase Units 100 200 300 250 Unit Cost $20 $26 $28 $30 By the year end, Chu Company had sold 670 widgets. a) Calculate the cost of goods sold and ending inventory, using the FIFO method of inventory valuation. b) Calculate the cost of goods sold and ending inventory, using the LIFO method of inventory valuation. c) Calculate the cost of goods sold and ending inventory, using the average cost method of inventory valuation. Average Cost Method Average Cost Per Unit Cost Of Goods Sold Ending Inventory First In First Out Method Units Last In First Out Method Units Unit Cost Total Cost Unit Cost Total Cost