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. $600 per year for 10 years at 10%. $ $300 per year for 5 years at 5%. $ $900 per year for 10 years at 0%. $ Rework previous parts assuming that they are annuities due. Round your answers to the nearest cent. $600 per year for 10 years at 10%. $ $300 per year for 5 years at 5%. $ $900 per year for 10 years at 0%. $