Required information [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. Date March 1 March S Activities Beginning inventory Purchase Units Acquired at Cost 110 units @ $45 per unit Units Sold at Retail 410 units March 9 Sales March 18 Purchase March 25 Purchase 140 units 229 units @ $50 per unit @$55 per unit @$57 per unit 430 units @ $80 per unit March 29 Sales Totals 880 units 180 units @ $90 per unit 610 units For specific identification, units sold include 60 units from beginning inventory, 370 units from the March 5 purchase, 50 units from the March 18 purchase, and 130 units from the March 25 purchase. 4. Compute gross profit earned by the company for each of the four costing methods. Note: Round your average cost per unit to 2 decimal places and final answers to nearest whole dollar. Sales Less: Cost of goods sold Gross profit 69 LIFO Weighted Average Specific Identification 38,950 S 38.950 $ 38.950 $ 38.950 FIFO 69 38,950 $ 38,950 $ 38,950 $ 38.950