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14-10-2020
Mathematics

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Let's assume that bacteria triples every 15 minutes. If a culture begins with exactly 20 bacterial cells, how many bacterial cells will be present after 1 hour?

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14-10-2020

Answer: 1,620

Step-by-step explanation: 20x3x3x3x3=1,620

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14-10-2020

Answer:

There will be 300 cells after one hour.

Step-by-step explanation:

20*3 = 60

60 cells per 15 minutes.

15 = 60

30 = 180

45 = 240

60 = 300

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