Dunbar Distribution markets CDs of numerous performing artists. At the beginning of March, Dunbar had in beginning inventory 3, 570 CDs with a unit cost of $10. During March, Dunbar made the following purchases of CDs. Dunbar uses a periodic inventory system. Determine the cost of goods available for sale. The cost of goods available for sale Calculate Average Cost. (Round answer to 3 decimal places, e.g. 5.125.) Determine (1) the ending inventory and (2) the cost of goods sold under each of the assumed cost flow methods (FIFO, LIFO, and average-cost). (Round answers to O decimal places, e.g. 125.)