a student standing between two walls shouts once. he hears the first echo after 3 seconds and the next after 5 seconds. calculate the distance between the walls.​

i believe the answer would be:

d. violin, clarinet, french horn, and tuba

first thing first of the answer is with technology. second thing second thing is that the big bang theory did not happened u see they say it did but what they dont realize is that like dinasures are still a round they might deny it but they and look at these 12 foot human skelteons they find lets see didnt the bible say something about giants. hope this peace.

answergravity;