please help with the ending inventory and cost of goods sold. The anwswr is not 13700

Sunland Company uses a periodic inventory system. For April, when the company sold 550 units, the following information is available. (a1) Calculate weighted-average cost per unit. (Round answer to 2 decimal places, eg. 2.76) Weighted-average cost per unit \$ $ Compute the April 30 inventory and the April cost of goods sold using the average-cost method. Ending inventory Cost of goods sold