Help Save & Exit Beginning inventory Purchase on September 12 Purchased on September 23 17 units @ $2.80 21 units @ $3.40 11 units $4.40 For the month of September, the company sold 29 units. What is cost of goods sold under the weighted average cost method? (Do not round your intermediate calculations. Round the weighted-average unit cost to 4 decimals if necessary. Round your answer to the nearest dollar amount.) Multiple Choice $81 o $128 $78 599