Required information Problem 5.1A (Algo) Perpetual: Alternative cost flows LO P3 [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 Problem 5-1A (Algo) Part 4 4. Compute gross profit earned by the company for each of the four costing methods. For specific identification, units sold include 80 units from beginning inventory, 210 units from the March 5 purchase, 60 units from the March 18 purchase, and 100 units from the March 25 purchase. (Round weighted overage cost per unit to two decimals and finol answers to nearest whole dollar.)