Warnerwoods Company uses a periodic inventory system. It entered into the following purchases and sales transactions for March. Date Activities Units Acquired at Cost Units Sold at Retail March 1 Beginning inventory 180 units @ $70 per unit March 5 Purchase 480 units @ $75 per unit March 9 Sales 500 units @ $105 per unit March 18 Purchase 280 units @ $80 per unit March 25 Purchase 360 units @ $82 per unit March 29 Sales 320 units @ $115 per unit Totals 1,300 units 820 units For specific identification, the March 9 sale consisted of 90 units from beginning inventory and 410 units from the March 5 purchase; the March 29 sale consisted of 120 units from the March 18 purchase and 200 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. Note: Round your "average cost per unit" to 2 decimal places.