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 290 units. Units 140 330 250 Date Unit Cost Total cost Beginning Inventory January 1 $ 80 $11,200 Purchase January 15 90 29,200 Purchase January 24 110 27,500 Required: 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) UFO, and (c) weighted average cost methods. Complete this question by entering your answers in the tab Assessment Tool iFrame Required 1 Required 2 Required 3 Calculate the cost of ending inventory and cost of goods sold using the (a) FIFO, (b) LIFO, and (c) weighted average cost methods. Cost of Ending Inventory Cost of Goods Sold S 23,800 FIFO LIEO Weighted Average Cont