Help me please :)

Bond Valuation and Interest Rate Risk

The Garraty Company has two bond issues outstanding. Both bonds pay $100 annual interest plus $1,000 at maturity. Bond L has a maturity of 15 years, and Bond S has a maturity of 1 year.

1. 1. What will be the value of each of these bonds when the going rate of interest is 4%? Assume that there is only one more interest payment to be made on Bond S. Do not round intermediate calculations. Round your answers to the nearest cent.

      Bond L: $

      Bond S: $

   2. What will be the value of each of these bonds when the going rate of interest is 9%? Assume that there is only one more interest payment to be made on Bond S. Do not round intermediate calculations. Round your answers to the nearest cent.

      Bond L: $

      Bond S: $