Respuesta :

Answer:

The answer should be 150 x .20 = 30m/s

Answer:

Speed = 30 m/s

Step-by-step explanation:

The formula to find the speed of a wave is found by

Speed = Wavelength x Frequency  where the frequency is in HZ and the wavelength is in meters

Speed =  .2*150

Speed = 30 m/s