A large corporation decided to take a loan that would be used for one of its expansion project. It will raise the necessary funds by selling 7.8 percent coupon bonds. These bonds will have 13 years to maturity and make semiannual payments. The corporation believes it can sell each bond for 82.5 percent of par. a. Calculate the current yield for these bonds. b. Calculate the yield to maturity for these bonds. c. Calculate the effective annual yield for these bonds