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Waves and Sounds

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Moderate

Sound Intensity: Combining Drones

WAVES-NCCKW1

The prompt could be rephrased to "Mary and George, who never stop talking, each chatter endlessly in a droning 60 dB voice. When the two of them get together, they do not listen to each other, they just talk endlessly in their droning 60 dB voices.

What is their approximate combined sound level?

A

60 dB

B

63 dB

C

120 dB

D

3600 dB