Required information The following information applies to the questions displayed belowJ Warnerwoods Company uses a perpetual inventory system. It entered into the following purchases and sales transactions for March. Weighted Average. Perpetual: ompute the cost assigned to ending inventory using specific identification. For specific identification, units sold include 110 units nits from the March 5 purchase, 90 units from the March 18 purchase, and 130 units from the March 25 purchase. 3. Compute the cost assigned to ending inventory using (a) FIFO, (b) LIFO, (c) weighted average, and (d) specific identification. For specific identification, units sold include 110 units from beginning inventory, 240 units from the March 5 purchase, 90 units from the March 18 purchase, and 130 units from the March 25 purchase