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A certain bacterial culture is multiplying in a culture dish, doubling in size every 6 minutes. It takes exactly an hour to fill the whole dish. How long does it take to fill ha…
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A certain bacterial culture is multiplying in a culture dish, doubling in size every 6 minutes. It takes exactly an hour to fill the whole dish. How long does it take to fill ha…
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Mar 10, 2016
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A certain bacterial culture is multiplying in a culture dish, doubling in size every 6 minutes. It takes exactly an hour to fill the whole dish. How long does it take to fill half the dish?
a. 54 minutes
b. 48 minutes
c. 30 minutes
d. 36 minutes
Mathematics
high-school
Lungu Daniel
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Lungu Daniel
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1 hours to fill the dish
for 1/2 of the dish
think
1/2 times 2=2/2=1 so therefor it takes 1 less doubling so
60 mins
1 less double
(double is 6 mins so )
60-6=54
the answe ris 54 mins or a
Enrique Flores
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Mar 17, 2016
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Enrique Flores
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