Headlands Industries markets CDs of numerous performing artists. At the beginning of March, Headlands Industries had in beginning inventory 2,290 CDs with a unit cost of $7. During March, Headlands Industries made the following purchases of CDs. During March 11,270 units were sold. Headlands Industries uses a periodic inventory system. (a) Your answer is correct. (a) Determine the cost of goods available for sale. The cost of goods available for sale $ 138560 (b) Calculate Average Cost. (Round answer to 3 decimal places, e.g. 5.125.) (b) Determine (1) the ending inventory and (2) the cost of goods sold under each of the assumed cost flow methods (FIFO, UFO, and average-cost). (Round answers to 0 decimal places, e.g. 125.) The ending inventory The cost of goods sold