Mountain Country, Inc. sells an Xpert skateboard that is popular with skateboard enthusiasts. The following information shows Mountain Country's purchases and sales of Xpert skateboards during November: Unit Unit Sales Date Explanation Units Cost/Price Price Nov. 1 Beginning inventory 31 $296 5 Purchases 23 301 12 Sales (41 ) 478 19 Purchases 42 306 22 Sales (48) 489 25 Purchases 34 311 41 (a) Your answer is partially correct. Determine the cost of goods sold and ending inventory using (1) FIFO and (2) average cost, assuming Mountain Country uses a perpetual inventory system. (Round FIFO answers to the nearest whole dollar, e.g. 5,275 and Average cost answers to 2 decimal places, e.g. 15.25. Do not round intermediate calculations.) FIFO Average Cost Cost of goods sold $ Ending inventory 12716 12702.98