Chess Top uses the perpetual inventory system. On May 1st, the beginning inventory consisted of 480 units that cost $65 each. During the month, the company made two purchases: May 3rd, 720 units at $68 each May 20th, 360 units at $70 each. Chess Top also sold 800 units on May 10th , Using the LIFO method, what is the amount of cost of goods sold for themonth