What is the present value of the following? Use Appendix B as an approximate answer, but calculate your final answer using the formula and financial calculator methods.

a. $7,900 in 10 years at 11 percent? (Do not round intermediate calculations. Round your final answer to 2 decimal places.) (0.352 from appendix B)

b. $16,600 in 5 years at 9 percent? (Do not round intermediate calculations. Round your final answer to 2 decimal places.) (0.650 from apendix B)

c. $26,000 in 14 years at 6 percent? (Do not round intermediate calculations. Round your final answer to 2 decimal places.) (0.442 from Apendix B)