Essex Biochemical Co. has a $1,000 par value bond outstanding that pays 19 percent annual interest. The current yield to maturity on such bonds in the market is 11 percent. Use Appendix B and Appendix D for an approximate answer but calculate your final answer using the formula and financial calculator methods.

Compute the price of the bonds for the maturity dates: (Do not round intermediate calculations. Round your final answer to 2 decimal places. Assume interest payments are annual.)

a. 25 years $____

b. 15 years $____

c. 4 years $____