Help me please I'm stuck on this question

2.In a thunderstorm at 20.0°C, Karen sees a bolt of lightning and hears the thunderclap 3.00 s later. How far from Karen did the lightning strike? Show your work.

2 answers

The speed of sound at 20°C v=343 m/s
s=vt=343•3=1029 m
thank you so much :D, you really helped me out