Formula:

* Speed (v) = Wavelength (λ) * Frequency (f)

Given:

* Wavelength (λ) = 60 meters

* Frequency (f) = 6.0 Hertz

Calculation:

* v = 60 meters * 6.0 Hertz

* v = 360 meters/second

Answer: The speed of the wave is 360 meters per second.