How Do You Calculate the Speed of Water Waves?

[rubbertoe]

Homework Statement

Water waves in a shallow dish are 6.0cm long At one point, the water oscillates up and down at a rate of 4.8 oscillations per second. What is the speed of the water waves?

Homework Equations

I am basicaly stuck becuse I don't know how to relate the oscillations to the formula. V=D/T

The Attempt at a Solution

 

[hage567]

Do you know the relationship between frequency and period?

 

[QuantumCrash]

Try v = f*lamda