The relationship between speed of a wave w, frequency f and wavelength

is

For the wave of our problem,

and f=60 Hz, so its speed is
Answer:
1÷60 h
time equals distance upon speed
Answer:
The answer is a, the dirty cloths, water and detergent.
Explanation:
The answer is the above selected because the inputs basically represent the data that are passed through the system to generate the output.
In this case, the inputs are the aforementioned in the answer while the possible output would literally be the clean cloths.