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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.

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4 votes

Answer:

59 on edge

Explanation:

User Mankoff
by
7.3k points
6 votes
Count = 100(0.90)^t where t = number of hours

after 5 hours the count will be 100*(0.90)^5 = 59 to nearest whole number
User Jwsample
by
8.3k points
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