Dunbar Distribution markets CDs of numerous performing artists. At the beginning of March, Dunbar had in beginning inventory 2,788 CDs with a unit cost of $8. During March, Dunbar made the following purchases of CDs. March 5th 2230 at $9, March 13th 3903 at $10, March 21st 5575 at $11 and March 26th 2230 at $12. During March $13, 380 units were sold.
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).