please help, will upvote

What is cost of goods sold given the five transactions below? (Beginning balance inventory =$8,500 ) . - Your Company purchased $50,000 of inventory on account, terms 3/10, n30. - Your Company purchased inventory under FOB shipping point. Shipping cost $500. - Your Company returned $10,000 of the inventory before paying its bill. - Your Company paid the amount owed in the first transaction on day 8. - Your company soid all of its inventory on account, terms 2/10, n30. $39,300 547,800 $49,000 $48,500 $39,800