Required information [The following information applies to the questions displayed below.] Warnerwoods Company uses a perpetual inventory system. It entered into the following purchases and sales transactions for March. Required: 1. Compute cost of goods available for sale and the number of units available for sale. Required information [The following information applies to the questions displayed below.] Warnerwoods Company uses a perpetual inventory system. It entered into the following purchases and sales transactions for March. 2. Compute the number of units in ending inventory. Compute the cost assigned to ending inventory using FIFO. Compute the cost assigned to ending inventory using LIFO. Compute the cost assigned to ending inventory using weighted average. Note: Round your average cost per unit to 2 decimal places. Compute the cost assigned to ending inventory using specific identification. For specific identification, the March 9 sale consisted of 120 units from beginning invento and 250 units from the March 5 purchase; the March 29 sale consisted of 100 units from the March 18 purchase and 140 units from the March 25 purchase. Required information [The following information applies to the questions displayed below.] Warnerwoods Company uses a perpetual inventory system. It entered into the following purchases and sales transactions for March. 4. Compute gross profit earned by the company for each of the four costing methods. For specific identification, the March 9 sale consisted of 120 units from beginning inventory and 250 units from the March 5 purchase; the March 29 sale consisted of 100 units from the March 18 purchase and 140 units from the March 25 purchase. Note: Round weighted average cost per unit to two decimals and final answers to nearest whole dollar