Posted by **Anonymous** on Sunday, November 7, 2010 at 1:37am.

A culture of bacteria in a petri dish is doubling every hour. If there are 100 bacteria at time t=0, how many bacteria will there be in 12 hours?

- Math -
**Aestas**, Sunday, November 7, 2010 at 1:30am
409600

- Math -
**linh**, Thursday, May 10, 2012 at 12:22am
a culture started with 2000 bacteria. after 2 hour , it grew to 2,400 bacteria. predict how many bacteria will be present after 10 hours. round your answer to the nearest whole number.

- Biology -
**Nicole**, Wednesday, October 17, 2012 at 8:43pm
4,000

- Math -
**Jen**, Sunday, January 13, 2013 at 9:46pm
Putting this information into the exponential growth formula gets you the equation y=100(2^x) where x equals the number of hours. Plugging in 12 for x, you get 409600.

- Math -
**Anonymous**, Tuesday, January 28, 2014 at 5:37pm
. A lab is growing bacteria in a culture dish. The amount of bacteria in the dish doubles every 4 hours. Initially, there are 900 bacteria in the dish. How many are in the dish after 12 hours?

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