The following balloon notes payable are owed by Petry Company, as of December 31, 2017 Issuance Date 10/31/17 11/30/17 Coupon Rate (%) 11% Lender Nissim Term 9 Months Principal $20,000 15,000 17,000 8 8 Months Klein 11/30/17 10 Bildersee 5 Months What is Petry Company's accrued interest for all notes payable owed as of March 31, 2018? (Tip: Use a 12 months per year convention)