Jan. 1 Beginning inventory... 16 Purchased 20 Purchased. Total goods available for sale. Units 300 200 300 Cost Per Unit $ 14 15 16 @ @ Total Cost $ 4,200 3,000 4,800 $12,000 = = 800 Sales of units were as follows: Jan. 15. 28 ............... Total units sold.. 200 units at $30 460 units at $35 660 Additional data for use in applying the specific identification method: The specific units sold were: Jan. 15 200 units from the January 1 units on hand 28 75 units from the January 1 units on hand 150 units from the January 16 purchase, and 235 units from the January 20 purchase Required Using the preceding information, calculate the ending inventory and the cost of goods sold for Alpha Company by applying each of the three different methods of inventory costing: 1. FIFO 2. Weighted average, and 3. Specific identification