13. Problem 5.13 (Time for a Lump Sum to Double) eBook How long will it take $600 to double if it earns the following rates? Compounding occurs once a year. Round your answers to two decimal places. a. 3% year(s) b. 9%. year(s) c. 16% year(s) d. 100% year(s) eBook 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. $600 per year for 10 years at 6%. $ b. $300 per year for 5 years at 3%. $ C. $600 per year for 5 years at 0%. $ d. Rework parts a, b, and c assuming they are annuities due. Future value of $600 per year for 10 years at 6%:$ Future value of $300 per year for 5 years at 3%: $ Future value of $600 per year for 5 years at 0%