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. $1,000 per year for 10 years at 12%. $ $500 per year for 5 years at 6%. $ $600 per year for 5 years at 0%. $ Rework previous parts assuming they are annuities due. Present value of $1,000 per year for 10 years at 12%: $ Present value of $500 per year for 5 years at 6%: $ Present value of $600 per year for 5 years at 0%: