Waiting period. Jamal is waiting to be a millionaire. He wants to know how long he must wait if a. he invests $22,108.44 at 21% today? b. he invests $45,104.11 at 16% today? c. he invests $152,814.56 at 8% today? d. he invests $276,434.51 at 6% today? a. How long will Jamal have to wait to become a millionaire if he invests $22,108.44 at 21% today? years (Round to the nearest whole number.)