The sound intensity level at a point 4m from the point source is 10dB and the sound level at a distance 2m from the same source

The sound intensity level at a point 4m from the point source is 10dB and the sound level at a distance 2m from the same source is (x + 10)dB. Find the value of x. (log2 = 0.3)

The sound intensity level at a point 4m from the point source is 10dB and the sound level at a distance 2m from the same source is (x + 10)dB.

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