Average Cost is INCORRECT! Please help me fix it!

Whispering Winds Distribution markets CDs of numerous performing artists. At the beginning of March, Whispering Winds had in beginning inventory 4,000 CDs with a unit cost of $ 7. During March, Whispering Winds made the following purchases of CDs. 5,000 @ $8 March 21 8,000 @ $10 March 5 March 13 7,000 @ $9 March 26 6,000 @ $11 During March 22.000 units were sold. Whispering Winds uses a periodic inventory system. Your answer is correct. Determine the cost of goods available for sale. Cost of goods available for sale $ 277,000 eTextbook and Media Your answer is correct. Calculate weighted average cost per unit. (Round answer to 3 decimal places, eg. 2.257.) Weighted average cost per unit $ $ 9.233 Your answer is partially correct. 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). Prove the accuracy of the cost of goods sold under the FIFO and LIFO methods. (Round answers to decimal places, eg. 1,250. Use weighted-average unit cost rounded to 3 decimal places for computations.) FIFO LIFO AVERAGE-COST The ending inventory $ 86,000 $ 60,000 $ 30.000 The cost of goods sold $ 191,000 $ 217,000 $ 277,000 eTextbook and Media Your answer is correct. Which cost flow method results in (1) the highest inventory amount for the balance sheet and (2) the highest cost of goods sold for the income statement? (1) FIFO produces the highest inventory amount $ 86,000 (2) LIFO produces the highest cost of goods sold, $ 217,000