2: (6 marks 10 minutes): Acme has the following information about its periodic inventory. Units Beginning inventory 100 Unit Cost $9 Total Cost $ 900 Purchase 1 150 11 1,650 Purchase 2 200 12 2,400 Purchase 3 150 13 1,950 Totals 600 $6,900 Acme sold 480 units during the year, earning sales revenue of $12,400 and Acme also had sales returns and allowances of $300 during the year. Required: Calculate the following amounts and enter your answer in the space provided: (a) The dollar value of cost of goods sold using FIFO. (b) The dollar value of ending inventory using average cost