July1 Beginning inventory 47 units@ $80 per unit 10 Purchased 15 Sold 26 Purchased 67 units $90 per unit 77 units @ 42 units $100 per unit Calculate the cost of goods sold for July and ending inventory at July 31 using (a) first-in, first-out, (b) last-in, first- out, and (c) the weighted-average cost methods. Round your final answers to the nearest dollar