Marlow Company uses a perpetual inventory system. During the year, it entered into the following purchases and sales transactions. 3. Compute the cost assigned to ending inventory using (a) FIFO, (b) specific identification-units sold consist of 520 units from beginning inventory and 120 units from the March 13 purchase, and (c) weighted average cost. (Round per unit to 2 decimals, but inventory balances to the dollar.) Complete this question by entering your answers in the tabs below. Compute the cost assigned to ending inventory using specific identification-units sold consist of 520 units from beginning inventory and 120 units from the March 13 purchase