Required information [The following information applies to the questions displayed below.] 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 Unit Cost $728 Total Cost $ 4,320 Transactions Beginning inventory Sale Purchase Sale Purchase Sale Purchase Date October 1 October 4 October 10 October 13 October 20 October 28 October 30 Units 6 4 5 3 4 7 6 730 3,650 740 2,960 750 4,500 $15, 430 3. Using LIFO, calculate ending inventory and cost of goods sold at October 31 Ending inventory Cost of goods sold