Sales-related transactions After the amount due on a sale of $18,700, terms n/eom, is received from a customer, the seller consents to the return of the entire shipment for a cash refund. The cost of the merchandise returned is $11,220. a. What is the amount of the refund owed to the customer? b. Journalize the entries made by the seller to record the return and the refund. If an amount box does not require an entry, leave it blank. Account Customer Refunds Payable Debit Credit Cash Inventory Estimated Returns Inventory