Blue Spruce Corp. markets CDs of numerous performing artists. At the beginning of March, Blue Spruce had in beginning inventory 2,600 CDs with a unit cost of $8. During March, Blue Spruce made the following purchases of CDs. During March 12,200 units were sold. Blue Spruce uses a periodic inventory system. (a) Your answer is correct. 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.) Average Cost \$ eTextbook and Media Attempts: 1 of 2 used (b) 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 0 decimal places, e.g. 125.)