Oahu Kiki tracks the number of units purchaved and sold throughout each accointing period but applies as inwertory costing method at the end of each month, as if it uses a periodic inventory system. Assume Oahu Kkirs records show the following for the month of January. Sales totaled 240 units. Required: 1. Calculate the number and cost of goods avaitable for sale 2. Calculate the number of units in ending inventory Complete this question by entering your answers in the tabs below. Calculate the cont of eniding imventory and cost of goods sold using the (o) FFO, (0) LFF, and (c) weighted averaje cout methods. 3. Calculate the cost of ending inventory and cost of goods sold using the (a) FIFO, (b) LIFO, and (c) wei Complete this question by entering your answers in the tabs below. Calculate the cost of ending inventory and cost of goods sold using the (a) FFFO, (b) LIFO, and (c) weighted : methods