Use information from EB9. Compute the interest expense due when Airplanes Unlimited honors the note. Show the journal entry to recognize payment of the short-term note on October 18.

Data from in EB9

Airplanes Unlimited purchases airplane parts from a supplier on March 19 at a quantity of 4,800 parts at $12.50 per part. Terms of the purchase are 3/10, n/30. Airplanes pays one-third of the amount due in cash on March 30 but cannot pay the remaining balance due. The supplier renegotiates the terms on April 18 and allows Airplanes to convert its purchase payment into a short-term note, with an annual interest rate of 9%, payable in six months.