Mathematics
Mathematics, 22.11.2019 09:31, caden8233

In a particular factory, the ambient noise has a loudness of 100 db. if prolonged exposure to a loudness of 85 db can cause permanent damage, how much more intense is the factory than the damage threshold?

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In a particular factory, the ambient noise has a loudness of 100 db. if prolonged exposure to a loud...

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