ind the present values of these ondinary annuities. Discounting occurs once a year. Do not round intermediate calculations. Round your answers to the nearest cent. a. $600 per year for 12 years at 8%. $ b. $300 per year for 6 years at 4%. s c. $400 per year for 6 years at 0%. 5 d. Rework previous parts assuming they are annuities due. Present valun of 5600 per year for 12 years at 8%:s Present value of 3300 per year for 6 years at 4 : 5 Present value of 3400 per year for 6 years at 0% is