Sagot :
Answer:9.09 seconds.
Explanation:
speed of sound = 330
m/sDistance away = 3 km
So divide distance travelled by the time taken:
i.e speed = distance / time
330 m/s = 3000 m / time
Time = 3000 m / 330 m/s
Time = 9.09 hence the answer is 9.09 seconds.