Mathematics, 25.08.2020 05:01 rosas8

A disinfectant spray bottle say it eliminates 90% of bacteria with each application. You apply the disinfectant once to a countertop in the shipping department and then apply the disinfectant again to the same countertop. If the bottle is correct what percentage of the bacteria originally on the table top have been eliminated

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A disinfectant spray bottle say it eliminates 90% of bacteria with each application. You apply the d...