Required: 1. Compute cost of goods available for sale and the number of units available for sale. 2. Compute the number of units in ending inventory. Compute the cost assigned to ending inventory using (a) FIFO, (b) LIFO, (c) weighted average, and ( d ) specific identification. For specific identification, units sold consist of 600 units from beginning inventory, 200 from the February 10 purchase, 150 from the March 3 purchase, 140 from the August 21 purchase, and 365 from the September 5 purchase. Complete this question by entering your answers in the tabs below. Compute the cost assigned to ending inventory using FIFO. (Round your average cost per unit to 2 decimal places.) 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.) 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? Weighted Average FIFO Specific Identification LIFO