If you invested $10,000 at 12% over 40 years, how many times more money would you have than if you invested it at 4% over the same period of time?

(The answer will be posted with the new calculator problem in 2 weeks. Or if you canâ€™t wait that long, you can go to http://www.facebook.com/pages/Gary-Johnston-Seminars/111368472221424 for the answer.)

Answer for 08/26/2013 problem:

(N=360,I=12,PV= -30,000,PMT=0) FV= 1,078,489.24