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Large Number (Posted on 2003-05-06) Difficulty: 3 of 5
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.)

See The Solution Submitted by chris    
Rating: 3.8571 (7 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
re: I'll take a stab at this | Comment 14 of 18 |
(In reply to I'll take a stab at this by mark hartman)

That's good... You are only 60 million zeroes off... :)

I might have warned you with rounding numbers, as how do you determine approzimately... (I know it's an estimate) Is 499000 approximately 500000? Is 48.72 approximately 50? Is 93 approximately 90 or 100?

It's not a big deal, but when you multiply or take it to a power you can be way off.

(Note: 3 to the .5 power is not equal to 3 x .5, it's closer to 1.7)
  Posted by Gamer on 2003-05-30 16:32:04

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