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Periodic inventory by three methods, cost of goods sold The units of an em available for sale during the year were as follows: Jan 1 SO units at $112 Mar 10 Inventory Purchase 60 units at $124 Aug 30 Purchase 30 units at $130 Purchase 60 units at $136 There are 80 units of the item in the physical inventory at December 31. The periodic inventory system is used Determine the ending inventory cost and the cost of goods sold by three methods. Round interim calculations to one decimal and final answers to the nearest whole dollar Dec 12 Cost of Ending Inventory and Cost of Goods Sold Inventory Method Ending Inventory Cost of Goods Sold First in, tout (FFO) Lastin, furst out (Uro) Weighted average cost uni u