Dr. Jimenez found that after applying an antibiotic to bacteria, he observed only 90% of the bacteria left in the culture dish each hour. If the initial bacteria count was 100, what was the bacteria count after 5 hours? Round to the nearest whole number.
There were
bacteria after 5 hours.

ANSWERS

2015-11-08 17:03:38

Alright, so we do 100*(0.9)^5 due to that you do 0.9 5 times. This equals to approximately 59

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