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. Units Unit Cont Total cost Beginning Inventory January 1 140 $ 85 $11,900 Purchase January 15 470 95 44,650 Purchase January 24 240 115 27,600 Date 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. (D) 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. units Number of Goods Available for Sale Cost of Goods Available for Sale Required 2 > Complete this question by entering your answers in the tabs below. Required 1 Required 2 Required 3 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 u methods. Cost of Ending Inventory Cost of Goods Sold FIFO LIFO Weighted Average Cost