Wildhorse Company uses a perpetual inventory system. The company began 2024 with 1,000 lamps in inventory at a cost of $11 per unit. During 2024, Wildhorse had the following purchases and sales of lamps: All purchases and sales are on account. (a) Calculate the cost of goods sold and ending inventory using weighted average. (Round the weighted average cost per unit to 2 decimal places, eg. 5.27 and final answers to 0 decimal places, eg. 5,275.)