Saved Help Save & Exit Submit Check my work 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. Cost per Unit $820 Total Cost $ 4,920 Date October 1 October 4 October 10 October 13 October 20 October 28 October 30 Transactions Beginning inventory Sale Purchase Sale Purchase Sale Purchase 830 Units 6 4 5 3 4 7 8 4,150 840 3,360 850 6,800 $19,230 3. Using LIFO, calculate ending inventory and cost of goods sold at October 31. Ending inventory Cost of goods sold