Weighted Average CostFlow Method Under Herpetual Inventory System The following units of particulariter were available for sale during the calendar year Jan Inventory 4,000 unite at 540 Apr 19 Sale 2.500 units June 30 Purchase 4,500 units at 544 Sept. 2 Sale 5.000 units Nov 35 Purchase 2,000 units at 546 The firm uses the weighted average cost method with a perpetual inventory system. Determine the cost of goods sold for each sale and the inventory balance after the Present the data in the form dlustrated in Exhib Schedule of Cost of Goods Sold Weighted Average cost Flow Method Purchases Cost of Goods Sold Inventory Unit Cost Tot Date Quantity Total Cost Unit Cost Total Cost Quantity Unit Cost Quantity June 30 Sept. 2 Nov. 15