XYZ Corporation made purchases of a particular product in the current year as follows : Ending inventory consists of 220 units, specifically identified as follows : - 100 units from beginning inventory - 50 units from the March 21 purchase - 70 units from the May 10 purchase Assuming a periodic system, determine the costs to be assigned to cost of goods sold and ending inventory using the following systems : a. FIFO b. LIFO c. Weighted Average d. Specific Identification. e units have a selling price of $130.00 per unit. pecific Identification. Calculate weighted average cost per unit of merchandise inventory to the nearest cent