journalize the following entries on the books of the borrower and creditor. (assume a 360-day year is used for interest calculations.) jun. 1 regis co. purchased merchandise on account from winthrop co., $60,000, terms n/30. jun. 30 regis co. issued a 60-day, 5% note for $60,000 on account. aug. 29 regis co. paid the amount due.