The first dancer in the line is 10 m from the speaker playing the music; the last dancer in the line is 120 m from the speaker.
approximately how much time elapses between when the sound reaches the nearest dancer and when it reaches the farthest dancer? select the best answer from the choices provided.
a) 1/6 seconds
b) 1/4 seconds
c) 1/2 seconds
d)1/3 seconds
e) 1/5 seconds
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