Required information (The following information applies to the questions displayed below! Sandra's Purse Boutique has the following transactions related to its top selling Gucc/purse for the month of October Sandra's Purse Boutique uses a periodic inventory system Date Units G 4 5 Unit Cost $770 Total Cost 5.4,620 Transactions Beginning inventory Sale Purchase Sale Purchase Sale Purchase 780 October October 4 October 10 October 13 October 20 October 28 October 30 3,900 790 3,160 7 7 800 5,600 $17,280 4. Using weighted average cost, calculate ending inventory and cost of goods sold at October 31, (Round your intermediate and final answers to 2 decimal places.) Ending inventory Cost of goods sold