5. JPLC Public Utilities issued a bond that pays $80 in interest, with a $1,000 par value. It matures in 20 years. The market's required yield to maturity on a comparable-risk bond is 7 percent. a. Calculate the value of the bond. (4 marks) b. How does the value change if the market's required yield to maturity on a comparable- risk bond (i) increases to 10 percent or (ii) decreases to 6 percent? (4 marks) c. Explain the implications of your answers in part b as they relate to interest-rate. (2marks)