The market price is $800 a 17-year bond ($1,000 par value) that pays 9 percent annual interest, but makes interest payments on a semi-annual basis (4.5 percent semi-annually) what is the bond's yield...

The market price is $800 a 17-year bond ($1,000 par value) that pays 9 percent annual interest, but makes interest payments on a semi-annual basis (4.5 percent semi-annually) what is the bond's yield to maturity?

The bond's yield to maturity is ____ % (Round to two decimal places.)