Waiting period. Jamal is waiting to be a millionaire. He wants to know how long he must wait if a. he invests $25, 362.39 at 20% today? b. he invests $50,223.82 at 13% today? c. he invests $179.088 81 at 12% today? a. How long will Jamal have to wait to become a millionaire if he invests $25,362.39 at 20% today? years (Round to the nearest whole number.)