Seller Company uses the perpetual system while the Buyer Company uses the periodic system. On January 10, 2010, Seller sold $10,000 of merchandise to Buyer, with terms of FOB destination, 2/10 n/30. Seller paid transportation costs of $600. The merchandise cost Seller $6,000. On January 13, Buyer returned $2,800 of defective merchandise. The returned merchandise originally cost Seller $1,800. On January 19, Buyer paid Seller the balance of the purchase price.

Required:

Journalize these transactions for both Seller and Buyer.