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20 August, 01:46

A culture started with 2000 bacteria after 6 hours it grew to 2400 bacteria how many bacteria will grow after 16 hours

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  1. 20 August, 02:06
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    Started at 2000 ... after 6 hrs it grew to 2400 ... that means in 6 hrs, it grew 400.

    6/400 = 16/x ... 6 hrs to 400 = 16 hrs to x

    this is a proportion, so we cross multiply

    (6) (x) = (400) (16)

    6x = 6400

    x = 6400/6

    x = 1066.67 <==
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