Question

A large boulder falls from a cliff located 1,044 kilometers away from a herd of elephants. The temperature of the air is 29°C. At what rate does the sound of the crashing boulder travel toward the elephants?

331 m/s
334 m/s
36 m/s
348 m/s

Answer 1

348

Answer 2

Thank you :)

Answer 3

i think but get a second opinion.. if it was travelling in air of 20C then the sound would be travelling at 343.3m/s so im assuming that it would be the 348