Required information Problem 6-2AA (Algo) Periodic: Alternative cost flows LO P3 [The following information applies to the questions displayed below.) Warnerwoods Company uses a periodic inventory system. It entered into the following purchases and sales transactions for March. Units Sold at Retail Units Acquired at Cost 140 units @ $75 per unit 440 units @ $80 per unit Date March 1 March 5 March 9 March 18 March 25 March 29 Activities Beginning inventory Purchase Sales Purchase Purchase Sales 460 units @ $110 per unit 200 units 280 units @ $85 per unit @ $87 per unit 240 units @ $120 per unit 700 units Totals 1,060 units For specific identification, units sold include 90 units from beginning inventory, 370 units from the March 5 purchase, 80 units from the March 18 purchase, and 160 units from the March 25 purchase. Problem 6-2AA (Algo) Part 4 4. Compute gross profit earned by the company for each of the four costing methods. (Round your average cost per unit to 2 decimal places and final answers to nearest whole dollar.) FIFO LIFO Weighted Average Specific Identification Sales Less: Cost of goods sold Gross profit