Required information Problem 6-1A Perpetual: Alternative cost flows LO P1 [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. Date Activities Mar. 1 Beginning inventory Mar. 5 Purchase Units Acquired at Cost 110 units @ $51.20 per unit 230 units @ $56.20 per unit Units Sold at Retail Mar. 9 Sales Mar. 18 Purchase Mar. 25 Purchase Mar. 29 Sales 270 units @ $86.20 per unit 90 units @ $61.20 per unit 160 units @ $63.20 per unit Totals 590 units 140 units @ $96.20 per unit 410 units Problem 6-1A Part 3 3. Compute the cost assigned to ending inventory using (a) FIFO, (b) LIFO, (c) weighted average, and (d) specific identification. For specific identification, the March 9 sale consisted of 70 units from beginning inventory and 200 units from the March 5 purchase; the March 29 sale consisted of 50 units from the March 18 purchase and 90 units from the March 25 purchase.