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sphinxy | 17:31 Fri 24th Feb 2012 | Quizzes & Puzzles
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a Glass jar holds a single germ after 1 minute it splits into 2 a minute after thethe 2 germs split again so 4 germs at this rate a single germ can multiply to fill the whole jar in1 hourif so how many minutes would it take to fill jar if you started with 2 germs
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59 minutes.

Starting with two germs is exactly the same as starting with one and waiting one minute until you start the clock.
17:33 Fri 24th Feb 2012
59 minutes.

Starting with two germs is exactly the same as starting with one and waiting one minute until you start the clock.
Work it out for yourself. One germ becomes two after one minute. So how much longer does it one germ to fill the jar than two ?
half an hour

original sum divided by 2
yep 59 mins, i am not thinking laterally x

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