Inventory Costing Methods Oppenheimer Inc. reported the following information for the month of August: Inventory, August 1 Purchase: August 7 August 18 August 27 68 units $24 47 units @ $26 64 units $28 48 units $30 During August, Oppenheimer sold 143 units. The company uses a periodic inventory system, Required: What is the value of ending inventory and cost of goods sold for August under the following assumptions. Assumption 1. Of the 143 units sold, 57 cost $24, 33 cost $26, 48 cost $28, and 5 cost $30. 2. FIFO 3. LIFO 4. Weighted average method (Round average unit cost to the nearest cent, and round all other calculations and your final answers to the nearest dollar.) Cost of Goods Sold Ending Inventory