Date Units Unit Cost Beg. Inventory: Jan. 1 Purchases: 1,280 $9.00 Jan. 5 2,400 10.00 Jan. 25 1,920 10.50 Feb. 16 960 12.00 March 26 1,440 13.00 a. Compute ending inventory and cost of goods sold for the quarter ended March 31 using (1) Average cost method, (2) FIFO method, (3) and the LIFO method. Average Cost FIFO LIFO Analysis (1) Average cost method Computation of Weighted Average Unit Cost Numerator Denominator Unit cost $ 0 0x = $ Result Note: Use the result EXACTLY as displayed above in the calculations below. Note: Do not use negative signs with any of your answers. Average Cost Cost of goods available for sale $ Ending Inventory Cost of goods sold 0% 0 % $ 0%