ind the present values of these ordinary annuities. Discounting occurs once a year. Round your answers to the nearest cent. $400 per year for 10 years at 8%. $ $200 per year for 5 years at 4%. $ $900 per year for 16 years at 0%. $ Rework previous parts assuming that they are annuities due. Round your answers to the nearest cent. $400 per year for 10 years at 8%. $ $200 per year for 5 years at 4%. $ $900 per year for 16 years at 0%. $