You live on a busy street, but as a music lover, you want toreduce the traffic noise. (a) If you install special sound-reflecting windowsthat reduce the sound intensity level (in dB) by 30 dB, by whatfraction have you lowered the sound intensity (in W/m2)? (b) If, instead,you reduce the intensity by half, what change (in dB) do youmake in the sound intensity level?

You live on a busy street, but as a music lover, you want toreduce the traffic noise. (a) If you install special sound-reflecting windowsthat reduce the sound intensity level (in dB) by 30 dB, by whatfraction have you lowered the sound intensity (in W/m2)? (b) If, instead,you reduce the intensity by half, what change (in dB) do youmake in the sound intensity level?