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the current population of a threatened animal species is 1 million, but it is declining with a half-life of 20 years. how many animals will be left in 60 years?

  • math -

    The answer will be 177,000

  • math -

    nope. 60 years is 3 half-lives, so 1/8 will remain.

  • math -

    thank you that is also what i got. 125,000

  • math -

    I also got 125,000

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