PRESENT VALUE OF AN ANNUITY Find the present values of these ordinary annuities. Discounting occurs once a year. Round your answers to the nearest cent a. $600 per year for 10 years at 6%. b. $300 per year for 5 years at 396. C. $800 per year for 10 years at 0%. Rework previous parts assuming that they are annuities due. Round your answers to the nearest cent. d, $600 per year for 10 years at 6%. e, $300 per year for 5 years at 3%. f. $800 per year for 10 years at 0%