Required information [The following information applies to the questions displayed below] Greg's Bicycle Shop has the following transactions related to its top-selling Mongoose mountain bike for the month of March Greg's Bicycle Shop uses a periodic inventory system. Transactions Date March March 5 March Units 1 Beginning inventory 20 Unit Cost $250 Total Cost $ 5,000 Sale ($400 each) 15 9 Purchase 10 270 2,700 March 17 March 22 March 27 March 30 Sale ($450 each) 8 Purchase 10 280 2,800 Sale ($475 each) Purchase 12 300 2,700 $13,200 For the specific identification method, the March 5 sale consists of bikes from beginning inventory, the March 17 sale consists of bikes from the March 9 purchase, and the March 27 sale consists of four bikes from beginning inventory and eight bikes from the March 22 purchase. 3. Using LIFO, calculate ending inventory and cost of goods sold at March 31. Ending inventory Cost of goods sold