The following information applies to the questions displayed below.] Alexandra's Boutique has the following transactions related to its top-selling Gucci purse for the month of October. Alexandra's Boutique uses a periodic inventory system.

Date	Transactions	Units	Unit Cost	Total Cost
October 1	Beginning inventory	6	$820	$4,920
October 4	Sale	4
October 10	Purchase	5	830	4,150
October 13	Sale	3
October 20	Purchase	4	840	3,360
October 28	Sale	7
October 30	Purchase	8	850	6,800
				$19,230

4. Using weighted-average cost, calculate ending inventory and cost of goods sold at October 31. (Round your intermediate calculations to 4 decimal places and final answers to 2 decimal places.)