Respuesta :

 The solution to your problem is as follows:

speed of sound = 331.4 + 0.61 x T 
speed of sound = 331.4 + 0.61 x 15 
speed of sound = 331.4 + 9.15 
speed of sound = 340.55 m/s 

I hope my answer has come to your help. Thank you for posting your question here in Brainly. We hope to answer more of your questions and inquiries soon. Have a nice day ahead!

Answer:

A. 340 meters/second