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 Units 6 4 5 Unit Cost $ 750 Total Cost $ 4,500 Date October 1 October 4 October 10 October 13 October 20 October 28 October 30 Transactions Beginning inventory Sale Purchase Sale Purchase Sale Purchase 760 3 770 4 7 6 3,800 3,080 4,689 516,060 789 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