UNIT 3 TEST: EXPONENTIAL AND InGADITHIS .. Name: Charlyn Romeo 3. A singer is performing to a crowd. How many times more intense is her singing at 81 dB, compared to a bird whose call is 45 dB? Show ALL work and the concluding sentence. Round to one decimal place, if necessary. [A3] work? whol longtail brun el lowers land way sol