Each of the bonds shown in the following table pays interest annually. Bond--par value--coupon interest rate--years to maturity--current value A--1000--9%--8--820 B--1000--12%--16--1000 C--1000--15--10--1120 Calculate the YTM (Yield to Maturity) for each bond. (DO they use excel to solve this? If yes, show me the step by step solution)