Swifty Company uses a periodic inventory system. For April, when the company sold 420 units, the following information is available. Units Unit Cost Total Cost April 1 inventory 240 $13 $3,120 April 15 purchase 440 16 7,040 April 23 purchase 320 17 5,440 1,000 $15,600 X Your answer is incorrect. Calculate weighted average cost per unit. (Round answer to 2 decimal places, eg, 2.76.) Weighted average cost per unit $ 15.33 Compute the April 30 inventory and the April cost of goods sold using the average-cost method. (Round answers to decimal places, eg. 2,760.) Ending inventory $ 9600 Cost of goods sold $ 6000