Journalize the following transactions assuming periodic inventory system.

Jan 5 Purchased merchandise from ABC Co., $8,000, terms FOB shipping point, 2/10, n/30.

Prepaid transportation costs of $170 were added to the invoice.

Jan 12 Issued a debit memorandum to ABC Co., for $3,000 of merchandise returned from purchase on Jan 5th.

Jan 14 Paid ABC Co. for invoice of Jan 5, less debit memorandum of Jan 12 and discount.