Asked by Anonymous

The bacteria in a certain culture double every 7.5 hours. The culture has 6,500 bacteria at the start.
How many bacteria will the culture contain after 3 hours?


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Answered by Reiny
number = 6500(2)^(t/7.5) where t is in hours

at t=3
number = 6500(2)^3/7.5 = 6500(2)^.4
= appr 8579

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