Assume there are approximately 5,000,000,000 people on earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hands?

(If you cannot estimate the number, then try to guess how long the number would be.)

(In reply to Try this number by Brian Smith)

nicely done, I agree with both answers

Posted by Jon on 2003-05-06 08:06:56