Purchases Transactions

Xanadu Company purchased merchandise on account from a supplier for $$5,800,$ terms $\frac{2}{10},\frac{n}{30}.$ Xanadu company retumed $$1,500$ of the merchandise and recelved full credit.

a$.$ If Xanadu Company pays the invoice within the discount period, what is the amount of cash required for the payment?

$

b$.$ What account is credited by Xanadu Company to record the return?