Oppenheimer Inc. reported the following information for the month of August Inventory, August1 Purchase: August 7 August 18 August 27 During August, Oppenheimer sold 148 units. The company uses a periodic inventory system 64 units $26 56 units @ $27 68 units @ 28 40 units $30 What is the value of ending inventory and cost of goods sold for August under the following assumptions Cost of Goods Sold Assumption 1. Of the 148 units sold, 54 cost $26, 39 cost $27, 51 cost $28, and 4 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.)