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A bacterium divides every 35 minutes. If a culture containing 105 cells per ml is grown for 175 minutes, what will be the cell concentration per ml after 175 minutes?
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The correct answer is:
32 X 105 cells
The 'n', the time difference is 175/35 = 5 minutes, then, 2n = 25 = 32.
The culture initially had 105 cells/ml, therefore, 32 X 105 cells will be present after 175 minutes.
The culture initially had 105 cells/ml, therefore, 32 X 105 cells will be present after 175 minutes.
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