Suppose the following bond quote for IOU Corporation appears in the financial page of todays newspaper. Assume the bond has a face value of $1,000, and the current date is April 15, 2016.

Company (Ticker)	Coupon	Maturity	Last Price	Last Yield	EST Vol (000s)
IOU (IOU)	7.70	Apr 15, 2039	91.705	??	1,844

What is the yield to maturity of the bond? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Yield to maturity % What is the current yield? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Current yield

how do i solve this?