Sales-Related Transactions After the amount due on a sale of $19,200, terms 1/10, n/eom, is received from a customer within the discount period, the seller consents to the return of the entire shipment for a cash refund. The cost of the merchandise returned was $11,520. a. What is the amount of the refund owed to the customer? b. Journalize the entries made by the seller to record (a) the refund and (b) the return. (a) Sales x Cash (b) Merchandise Inventory Sales x