Find the future values of these ordinary annuities. Compounding occurs once a year. Do not round intermediate calculations. Round your answers to the nearest cent a. $400 per year for 16 years at 8%. $ 1370.37 b. $200 per year for 8 years at 4%. $ 273.71 c. $300 per year for 8 years at 0%. 300 d. Rework parts a, b, and c assuming they are annuities due. Future value of $400 per year for 16 years at 8%: S Future value of $200 per year for 8 years at 4%: $ Future value of $300 per year for 8 years at 0%: $