Question 34, 2.6.54-PS Part 1 of 5 > HW Score: 81.58%, 31 of 38 points Points: 0 of 1 Save The intensity of a sound is given by | = 1,100.1L, where L is the loudness of the sound as measured in decibels and lo is the minimum intensity detectable by the human ear. a) Find I, in terms of lo, for the loudness of a small engine, which is 70 decibels. b) Find I, in terms of lo, for the loudness of a quiet sound, which is 20 decibels. c) Compare your answers to parts (a) and (b). d) Find the rate of change dl/dL. e) Interpret the meaning of dl/dL.