YR o. uses a perpetual inventory system and had the following inventory transactions for the month of June. June 1 On hand, 250 units at S37 each June 4 Purchased 300 units at $49 each June 5 Sold 400 units June 10 Purchased 75 units at $55 each June 24 Sold 50 units Round all per unit costs two decimal places in your work. If the company uses the average cost inventory costing method, what is the dollar amount of cost of goods sold?