SOLUTION: how long will it take for the populations of a certain country to double if its annual growth rate is 6.2%?
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Question 722987: how long will it take for the populations of a certain country to double if its annual growth rate is 6.2%?
Found 2 solutions by stanbon, josmiceli:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
how long will it take for the populations of a certain country to double if its annual growth rate is 6.2%?
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The yearly multiplier is 1.0625
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Solve (1.0625)^k = 2
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k = log(2)/log(1.0625) = 11.43 years
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Cheers,
Stan H.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let P[n] = population after years
Let = the starting population
= rate of growth of population
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given:
yrs
It will take 11 years 6 months and 9 days
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