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A unknown infection grows according to a geometric progression that triples the number of bacteria every 5 minutes. At that rate, how many bacteria will be present after 20 minutes if the progression began with 23 bacteria? 

 Apr 9, 2021
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B = Bo 3(t/5)

    = 23 3(20/5) = 1863 bacteria

 Apr 9, 2021

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