Bacteria in a jar


The number of bacteria in a large sealed jar doubles every minute. The bacteria will take an hour to fill the jar.
When will the jar be half full?

SherlockHolmes Expert Asked on 28th September 2019 in Logic Puzzles.
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    Best answer

    The answer is : At the end of 59th minute.

    If the bacteria doubles every minute and if by the end of an hour (i.e. 60 minutes) the jar is full, then by the end of 59th minute the jar must be half full so that within a minute, it can double to fill the jar completely.

    Yogi Agravat Curious Answered on 29th September 2019.
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