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 $720 Total Cost $ 4,320 730 Date October 1 October 4 October 10 October 13 October 20 October 28 October 30 Transactions Beginning inventory Sale Purchase Sale Purchase Sale Purchase Units 6 4 5 3 4 7 6 3,650 740 2,960 750 4,500 $15,430 4. Using weighted average cost, calculate ending inventory and cost of goods sold at October 31. (Round your intermediate and answers to 2 decimal places.) Ending inventory Cost of anods sold