If you invest $19,000 today, how much will you have in each of the following instances? Use Appendix A as an approximate answer, but calculate your final answer using the formula and financial calculator methods.

a. In 10 years at 11 percent? (Do not round intermediate calculations. Round your final answer to 2 decimal places.)

b. In 16 years at 11 percent? (Do not round intermediate calculations. Round your final answer to 2 decimal places.)

c. In 19 years at 12 percent? (Do not round intermediate calculations. Round your final answer to 2 decimal places.)

d. In 25 years at 12 percent (compounded semiannually)? (Do not round intermediate calculations. Round your final answer to 2 decimal places.)