What is the average time for the toy car to move 1.0 m on dirt? A. 20.2 s B. 24.4 s C. 28.1 s D. 60.7 s

According the inverse square law, doubling the distance from the source of the sound, a speaker, for example, will drop the sound 6 db each time. if you were standing in the back of an auditorium, 32 feet away from a speaker not using any amplification, would you be able to hear a speaker clearly? why or why not?