Quote:
Originally Posted by plethora
This question came in SBOTS and was repeated in this test too
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senoirs please solve this problem with detail:
it takes 30 days to fill a laboratory dish with bacteria. if the size of the bacteria doubles each day, how long did it take the bacteria to fill one half of the dish?
a. 10 days
b. 15 days
c. 24 days
d. 29 days
e. 29.5 days
this is the question ..i just read it on GMAT book