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. 2. Compute the number of units in ending inventory. (1) Required information Compute the cost assigned to ending inventory using LIFO. March 18 Total March 18 March 25 Total March 25 March 29 Total March 29 Totals 9 inventory using specific identification. For specific identification, units sold include 60 units from beginning inventory, 190 units from the March 18 purchase, and 80 units from the March 25 purchase. 4. Compute gross profit earned by the company for each of the four costing methods. For specific identification, units sold include 60 units from beginning inventory, 190 units from the March 5 purchase, 40 units from the March 18 purchase, and 80 units from the March 25 purchase. Note: Round weighted average cost per unit to two decimals and final answers to nearest whole dollar. Compute the cost assigned to ending inventory using specific identification. For specific identification, units sold include 60 units from beginning units from the March. 5 purchase, 40 units from the March 18 purchase, and 80 units from the March 25 purchase