Attempts 3 Keep the Highest 3/6 3. Problem 5.15 (Present Value of an Annuity) eBook Find the present values of these ordinary annuities. Discounting occurs once a year. Do not round intermediate calculations. Round your answers to the nearest cent a. $800 per year for 14 years at 8%. $ b. $400 per year for 7 years at 4%. $ c. $600 per year for 7 years at 0%. $ d. Rework previous parts assuming they are annuities due. Present value of $800 per year for 14 years at 8%: $ Present value of $400 per year for 7 years at 4%: $ Present value of $600 per year for 7 years at 0%: 5