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At a distance of 65 centimeter, a mosquito can barely be heard at a sound level of 4.9 dB.

A. Evaluate what is the intensity of this sound?

B. If the same mosquito were flying at a distance of 2.1 centimeter from your ear, find what would be the intensity of its sound?

C. Determine how loud would the mosquito sound at 2.1 cm from your ear (dB)?

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