full explination please

Sandra's Purse Boutique has the following transactions related to its top-selling Gucci purse for the month of October Sandra's Purse Boutique uses a periodic inventory system Units 6 Unit cost $ 898 Total Cost $ 5,340 900 Date October 1 October 4 October le October 13 October 20 October 28 October 30 Transactions Beginning inventory Sale Purchase Sale Purchase Sale Purchase 4,500 5 3 4 2 6 910 3,640 920 5,520 $19,000 3. Using LIFO, calculate ending inventory and cost of goods sold at October 31, Ending inventory Cost of goods sold My