Petrol Ibrico. Petrol Ibrico, a European gas company, is borrowing $550,000,000 via a syndicated eurocredit for six years at 110 basis points over LIBOR LIBOR for the loan will be reset every six months. The funds will be provided by a syndicate of eight leading investment bankers, which will charge up-front fees totaling 1.1% of the principal amount. What is the effective interest cost for the first year if the annual LIBOR is 4.40% during the first six months and 4.70% during the second six months. The effective interest cost for the first year is % (Round to two decimal places.)