The digestive, circulatory, and muscular systems are all directed by answers: a) nervous system b) skeletal system c) excretory system d) integumentary system

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?