2) Burke Company received an invoice dated November 18 for a shipment of goods received November 21. The invoice was for $9255.00 less 40%, 13.375% with terms 5/10, 3/20, n/45. How much must Burke pay on December 2 to reduce its debt a) by $2000.00? b) to $2000.00? c) if Burke Company makes a partial payment of $4000 on November 25, how much should be credited to the account?