The following lots of Commodity Z were available for sale during the year. Use this information to answer the questions that follow. Beginning inventory First purchase Second purchase Third purchase The firm uses the periodic system, and there are 20 units of the commodity on hand at the end of the year. What is the ending inventory balance at the end of the year rounded to nearest dollar according to the average cost method? O $655 $620 $690 10 units at $30 25 units at $32 30 units at $34 10 units at $35 $659

The followisg los of Commodity Z wete avilable for vale during the year Uhe thes information to answer the questicns that follow acoorng to the average cost nethod? soss 5020 $690 at