Unit Transactions Cost Units Inventory, January 1 $ 2.50 200 Sale, January 10 (140) Purchase, January 12 3.00 250 Total Cost $ 500 750 Sale, January 17 (90) Purchase, January 26 4.00 50 200 Required: Amount of Goods Available for Sale Ending Inventory Cost of Goods Sold a. Weighted average cost $ 2,070 b. First-in, first-out $ 2,070 c. Last-in, first-out: $ 2,070 d. Specific identification $ 2,070