With this information, you can calculate the quantity of knots 128 miles per hour is equal to.

¿What is the inverse calculation between 1 knot and 128 miles per hour?

Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 0.0089904644 times 128 miles per hour.

Which is the same to say that 128 miles per hour is 111.22896 knots.

One hundred twenty-eight miles per hour equals to one hundred eleven knots. *Approximation

A knot is zero times one hundred twenty-eight miles per hour. *Approximation