During July, the following purchases and sales were made by Waterway Company. There was no beginning inventory. Waterway Company uses a perpetual inventory system. Sales July 3 Purchases 32 units @ $14 32 units @ $15 29 units @ $17 July 13 52 units 11 22 29 units 20 Under the FIFO method, the cost of goods sold for each sale is: July 13 July 22 o $884 $493 $780 $435 $748 $469 $544 $406