Multiple Choice
In the afternoon,the decibel level of a busy freeway is 80 dB with 100 cars passing a given point every minute.Late at night,the traffic flow is only 8 cars per minute.What is the late-night decibel level?
A) 77 dB
B) 74 dB
C) 70 dB
D) 69 dB
Correct Answer:
Verified
Correct Answer:
Verified
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