1. Comptite cost of goodt available for sale and the number of units available for sale. Compute the number of units in ending imventory. 3. Compute the cost assigned to ending inventory using (a) FiFO, (b) LIFO, (d) weighted avevage, and (d) speckic iaentilicsbon, For specific identification, units sold consist of 610 units from begianing irventory, 310 from the Febeuary 10 purchase, 2% liam the March 13 purchase, 60 from the August 21 purchase, and 270 from the September 5 purchase, Note: Round your average cost per unit to 2 decimal places. Round your final answers 10 the nearest whole dollat nmount. 3. Compute gross profit eamed by the company for each of the four costing methods. totes: Round your average cost per unit to 2 decimal places. Round your final answers to the nearest whole dollar amourit