On January 4, 2013, Dunbar Company purchased, on credit, 2,000 televisions sets at $500 each. Terms of the purchase were 2/10, n/30. Dunbar paid for 20% of these sets on January 13 and the remaining 80% on February 1. Prepare the journal entries on Dunbar Company's books, assuming that it uses the net price method to record its merchandise. (Dunbar uses a perpetual inventory system.)