Purchases Transactions Xanadu Company purchased merchandise on account from a supplier for $8,600, terms 1/10, n/30. Xanadu Company returned $1,600 of the merchandise and received full credit. a. If Xanadu Company pays the invoice within the discount period, what is the amount of cash required for the payment? If required, round the answer to the nearest dollar. b. What account is credited by Xanadu Company to record the return