Check my work Required 1 Required 2 Required 3 Oahu Kiki tracks the number of units purchased and sold throughout each accounting period but applies its inventory costing method at the end of each month, as if it uses a periodic Inventory system. Assume Oahu Kiki's records show the following for the month of January. Sales totaled 260 units. Calculate the cost of ending inventory and cost of goods sold using the (a) FIFO, (b) LIFO, and (c) v methods. Cost of Ending Cost of Goods Inventory Sold Beginning Inventory Purchase Purchase Date January 1 January 15 January 24 Units Unit Cost 18e $ 75 360 95 240 115 Total Cost $ 7,500 34,200 27,000 FIFO LIFO Weighted Average Cost Required: