Northwest Fur Co started 2021 with $111000 of merchandise inventory on hand. During 2021 $480,000 in merchandise was purchased on account with credit terms ol2/15, 1:45. All discounts were taken. Purchases were all made fob shipping point. Northwest paid freight charges of $8.00 Merchandise with an invoice amount of $300 was returned to credit cost of goods sold for the year was $376,000. Northwest uses a perpetual inventory system Assuming Northwest uses the gross method to record purchases, what is the cost of goods available for sale