How long would Jamie have to wait to double her money at 6.3 percent interest? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Length of time years If Jamie now decided that she want to quadruple her money at 6.3 percent interest, how long does she need to wait? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Length of time years