Required Information Problem 5-1AA Periodic: Alternative cost flows LO P1 [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. Part 4 of 4 points Unit Mequired at Cont 160 unita 950 per unit 460 unita 955 per unit Skipped Date etivities Mar. 1 Beginning inventory Mar. 5 Purehase Mar. 9 Sales Mar. 18 Purchase Mar. 25 Purchase Mar. 29 Sales Totals 480 unita BS PF unit 240 unit 360 per unit 320 unita 162 per unit 200 unita 760 units 95 per unit 1,180 unita took For specific identification, the March 9 sale consisted of 60 units from beginning inventory and 420 units from the March 5 purchase; the March 29 sale consisted of 100 units from the March 18 purchase and 180 units from the March 25 purchase. References Problem 5-1AA 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 SO SO SO SNO