Write any formula you use, and explain how you arrive at the answer in your own words.

Write the name of any financial function you use, the inputs to it, and your input entries so I can understand how you got to your solution.

A corporate bond with an 11 percent coupon interest rate and semiannual coupon payments has a yield to maturity of 9 percent. The bond matures in 20 years but is callable in ten years. The maturity value is $1,000. The call price is $1,055. What is the bond's yield to call? Draw a time line for the cash flows for the investment.