Oahu Kiki tracks the number of units purchased and sold throughout each accounting period using a perpetual inventory system. Assume Oahu Kiki's records show the following for the month of January. The company sold 320 units between January 16 and 23. Units Unit Cost Total Cost Beginning Inventory January 1 $12,600 Purchase January 15 39,200 Purchase January 24 280 28,000 Date 180 490 $ 70 80 100 Required: Calculate the cost of ending inventory and the cost of goods sold using the FIFO and LIFO methods. FIFO LIFO Cost of Ending Inventory Cost of Goods Sold