6-16. The town of Hill Valley is issuing a 30-year bond with a face value of $50 million and a stated annual interest rate of 4 percent. The town will make interest payments twice a year. Calculate the semiannual interest payment. Calculate how much Hill Valley will receive from the bond offering under the following conditions: Market interest rates remain unchanged at the time of the offering. Market interest rates increase to 4.2 percent at the time of the offering