A bacterial population doubles every hour. If there are 1000 bacteria now, when were 125 bacteria present?

1 hour ago

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Solution

The correct option is C
3 hours ago

If there are 1000 bacteria now, 1 hour ago there would have been 500 since the number of bacteria doubles every hour. 2 hours ago there would have been half of 500 bacteria, that is 250 bacteria. 3 hours ago there would have been 125 bacteria.

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A bacterial population doubles every hour. If there are 1000 bacteria now, when were 125 bacteria present?

Bacterial population doubles every hour. If there are 1000 bacteria now, when were 125 bacteria present?

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