Question 4 (of 15) 4. 5.00 points How much would you have to invest today to receve Use Appendix B or Appendix D for an approximate answer, but calculate your final answer using the formula and financial calculator methods $13,100 in 9 years at 9 percent? (Do not round intermediate calculations. Round your final answer to 2 decimal places.) b $17 000 n 20 years at 7 percent? (Do not round intermediate calculations. Round your final answer to 2 decimal places) Present value final answer to 2 decimal places.) Presan final answer to 2 decimal places) c. $6,800 each year for 20 years at 6 percent? (Do not round intermediate calculations. Round your d. $45,000 each year for 40 years at 10 percent? (Do not round intermediate calculations. Round your Present Hints Reterences Type here to search a 9