Piere Imports uses the perpetual system in accounting for merchandise inventory and had the following transactions during the month of October. Prepare entries to record these transactions assuming that Piere Imports records invoices

(a) At gross amounts

(b) At net amounts. 

Oct. 2 Purchased merchandise at a $3,000 price ($2,940 net), invoice dated October 2, terms 2∕10, n∕30.

10 Returned $500 ($490 net) of merchandise purchased on October 2 and debited its account payable for that amount.

17 Purchased merchandise at a $5,400 price ($5,292 net), invoice dated October 17, terms 2∕10, n∕30.

27 Paid for the merchandise purchased on October 17, less the discount.

31 Paid for the merchandise purchased on October 2.