Re: Total number of humans in the past 150,000 years

"Brablo" <gestureofrespect@xxxxxxxxx> wrote in message
news:1129214585.451848.227720@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
> This is a hard problem. Assume that:
> 1. the life span is 50.
> 2. the population growth rate is 1.0%/year
> 3. the population now is exactly 6B
> 4. people have kids at 25.
> 5. equal gender distribution.
> 6. everyone gets married and has kids.
> 7. humans have only been around for 150,000 years or so.
>
>
> what is the total number of people who lived on the earth?
>
> i keep hearing that most of the humans who lived on earth lives on it
> right now!

I belive this calculation was performed by the staff
of The Onion several years ago.

http://www.theonion.com/content/node/29591

- Brian





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Relevant Pages

  • Total number of humans in the past 150,000 years
    ... the population growth rate is 1.0%/year ... everyone gets married and has kids. ... humans have only been around for 150,000 years or so. ... i keep hearing that most of the humans who lived on earth lives on it ...
    (sci.math)
  • Re: Total number of humans in the past 150,000 years
    ... the population growth rate is 1.0%/year ... humans have only been around for 150,000 years or so. ... | i keep hearing that most of the humans who lived on earth lives on it ... First of all, the life span wasn't close to 50, at least, a couple ...
    (sci.math)
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