Asked by Anonymous

6. Staphylococcus bacteria has a

doubling time, d ,of 18 minutes.

Calculate how long, t, it will take for

the population to increase, from an

initial population of 400 organisms, to

6400 organisms.
Answered by Ms. Sue
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Answered by Steve
Since 6400 is 16 * 400, the population has doubled 4 times.

So, it will take 4*18 minutes.