Required information [The following information applies to the questions displayed befow. Warnerwoods Company uses a perpetual inventory system. It entered into the following purchases and sales transactions for March. Compute the cost assigned to ending inventory using (a) FIFO, (b) LFO, (C) weighted average, and (of specific identification For pecific identification, units sold include 75 units from beginning inventory, 205 units from the March 5 purchase, 55 units from the 1arch 18 purchase, and 95 units from the March 25 purchase. Compute the cost assigned to ending inventory using FIFO. 4. Compute gross profit earned by the company for each of the four costing methods. For specific identification, units sold include 75 units from beginning inventory, 205 units from the March 5 purchase, 55 units from the March 18 purchase, and 95 units from the March 25 purchase. (Round weighted average cost per unit to two decimals and final answers to nearest whole dollar.)