What is the average late-night sound level

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Reference no: EM13282709

An interstate highway has been built through a neighborhood in a city. In the afternoon, the sound level in an apartment in the neighborhood is 95.0 dB as 105 cars pass outside the window every minute. Late at night, the traffic flow is only six cars per minute. What is the average late-night sound level?

Reference no: EM13282709

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