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. Date Transactions Units Unit Cost Total Cost March 1 Beginning inventory 20 $155 $3,100 March 5 Sale $210 each) 15 March 9 Purchase 10 175 1,750 March 17 Sale $260 each) March 22 Purchase 10 185 1,850 March 27 Sale ($285 each) 12 March 30 Purchase 9 205 1,845 $8,545 8 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. Required: 1. Calculate ending inventory and cost of goods sold at March 31, using the specific identification method. Ending inventory Cost of goods sold