Montoure Company uses a periodic inventory system. It entered into the following calendar-year purchases and sales transactions. Units Sold at Retail Units Acquired at Cost 640 units @ $55.00 per unit 420 units @ $52.00 per unit 220 units @ $37.00 per unit Date Activities Jan. 1 Beginning inventory Feb. 10 Purchase Mar. 13 Purchase Mar. 15 Sales Aug. 21 Purchase Sept. 5 Purchase Sept. 10 Sales Totals 820 units @ $85.00 per unit 140 units @ $60.00 per unit 540 units @ $56.00 per unit 680 units @ $85.00 per unit 1,500 units 1,960 units Required: 1. Compute cost of goods available for sale and the number of units available for sale. Cost of goods available for sale Number of units available for sale units 2. Compute the number of units in ending inventory. Ending inventory units 3. Compute the cost assigned to ending inventory using (a) FIFO, (b) LIFO, (C) weighted average, and (c) specific identification. For specific identification units sold consist of 640 units from beginning inventory, 280 from the February 10 purchase, 220 from the March 13 purchase, 70 from the August 21 purchase, and 290 from the September 5 purchase. (Round your average cost per unit to 2 decimal places. Round your final answers to the nearest whole dollar amount.) Ending Inventory FIFO (a) (b) (c) (d) LIFO Weighted average Specific identification 4. Compute gross profit earned by the company for each of the four costing methods. (Round your average cost per unit to 2 decimal places. Round your final answers to the nearest whole dollar amount.) FIFO LIFO Weighted Average Specific Identification Sales Less: Cost of goods sold Gross profit $ 0 $ 0 $ 0 $ 0 5. The company's manager earns a bonus based on a percent of gross profit. Which method of inventory costing produces the highest bonus for the manager? O FIFO Weighted Average O LIFO Specific Identification