Question #7f5d9

1 Answer
Dec 12, 2017

12.375 m/s

Explanation:

You can calculate this by using the "wave equation"
s=fλ
where s = speed(m/s), f = frequency(Hz) and λ = Wavelength(m)

Therefore, s=5.52.25=12.375m/s.

Hope that makes sense!