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 followingne month of January. Sales totaled 260 units. Beginning Inventory Purchase Purchase Required: Date January 1 Units Unit Cost January 15 January 24 220 480 $ 80 Total Cost $ 17,600 90 200 110 43,200 22,000 1. Calculate the number and cost of goods available for sale. 2. Calculate the number of units in ending inventory. 3. Calculate the cost of ending inventory and cost of goods sold using the (a) FIFO, (b) LIFO, and (c) weighted average cost methods. Answer is not complete. Complete this question by entering your answers in the tabs below. Required 1 Required 2 Required 3 Calculate the number and cost of goods available for sale. Number of Goods Available for Sale Cost of Goods Available for Sale 900 units 42,800