Question: Martin Company uses the gross method and a perpetual inventory system. Assuming the following entries, compute the amount that Martin Company received on August 19. August 9 Sold goods costing $9,000 to Robinson Company on account, $15,000, terms 1/10, n/30. The goods are shipped FOB Shipping Point, Freight Prepaid by Seller, $330. August 15 . Robinson Company returned undamaged merchandise previously purchased on account, $1,600. August 19 Received the amount due from Robinson Company.