Question

How much time is required for a sound to travel 1 mile if the air temperature is:
0.0 Degrees Celsius
20.0 Degrees Celsius
40.0 Degrees Celsius
80.0 Degrees Celsius

Answer 1

What's the speed of sound in the units you want? I would convert 1 mile to ? meters. Then look up speed of sound at each temperature. Call that m/s.
m/s x #s = ?meters
Solve for #s.

Answer 2

4.9