Find the present values of these ordinary annuties, Discounting occurs once a year. Do not round intermediate calculatiens. Plound your arewers to the nearest cent. a. $200 per year for 16 years at 4%. \$ b. $100 per year for 8 years at 2%. 41 c. $000 per year for 8 years at 0%. 1 d. Rework previous parts assuming they are anniaties due. Present value of $200 per year for 16 years at 4%t$ Present value of $100 per year for 8 years at 2%:$ Present value of $800 per year for 8 years at 0%:$