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Your baby brother has an ear infection. The doctor said there are probably 50,000 bacteria in his left ear. The penicillin the doctor prescribed will kill 7% of the bacteria every hour. About how long will it take for there to be less than 25,000 bacteria?​

Your baby brother has an ear infection The doctor said there are probably 50000 bacteria in his left ear The penicillin the doctor prescribed will kill 7 of the class=

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Answer:

Ok I'm not sure but (9 hours)

Step-by-step explanation:

50,000 divided by 25,000 = 7

7 plus 2 equals 9.
I think it’s 9hours

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