3. Problem 5.15 (Present Value of an Annuity) Find the present values of these ordinary annuities. Discounting occurs once a yeat. Do not round intermediate calculations. Round your answers to the nearest cent. a. 5300 per year for 12 years at 4%. 1 b. 5150 per year for 6 years at 2%. 5 c. $200 per year for 6 years at 0%. 5 d. Rework previous parts assuming they are annuities due. Present value of $300 per year for 12 years at 4% i $ Present value of $150 per year for 6 years at 2%:5 Present value of $200 per year for 6 years at 0%:5