(Bond valuation relationships) Tasmanian Public Utilities issued a bond that pays $80 in interest, with a $1000 face value. The bond matures in 20 years. The market's required yield to maturity on a comparable-risk bond is 7%. (a) Calculate the value of the bond. (b) How does the value change if the market's required yield to maturity on a (c) Explain the implications of your answers in part (b) as they relate to interest-rate (d) Assume the bond matures in 10 years instead of 20 years. Recalculate your an (e) Explain the implications of your answers in part (d) as they relate 10 interest-rate comparable-risk bond (i) increascs to 10%, or (ii) dccreases to 6%? risk, premium bonds and discount bonds. in part (b). risk, premium bonds and discount bonds