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 310 units. Beginning Inventory Purchase Purchase Required: Date January 1 January 15 Units Unit Cost 240 $ 80 Total Cost $ 19,200 360 90 January 24 200 110 32,400 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. 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 units Cost of Goods Available for Sale Required 1 Required 2 Required 3 Required 1 Required 2 > Calculate the number of units in ending inventory. Ending Inventory units 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 Cost of Goods Inventory Sold FIFO LIFO Weighted Average Cost