Mathematics, 31.03.2021 21:40 67bryant

An antibiotic is attacking a bacterial infection so quickly that the number of bacteria is exponentially decreasing continuously. Originally there were 2 million bacteria and now there are 0.5 million bacteria. Using k = 0.05 for the hourly rate of decay, how many hours did it take to its current level? about 13.9 hours

about 9.9 hours

about 16.6 hours

about 27.7 hours

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