On November​ 1, 2019, Alpha​ Omega, Inc. sold merchandise for $ 12 comma 000​, FOB​ destination, with payment​ terms, n/30. The cost of goods sold was $ 3 comma 840. On November​ 3, the customer returns on this sale amounted to $ 4 comma 800. The company received the balance on November​ 9, 2019. Calculate the gross profit from these transactions.