With this information, you can calculate the quantity of knots 89 miles per hour is equal to.
¿What is the inverse calculation between 1 knot and 89 miles per hour?
Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 0.012930106 times 89 miles per hour.
Which is the same to say that 89 miles per hour is 77.338886 knots.
Eighty-nine miles per hour equals to seventy-seven knots. *Approximation
A knot is zero times eighty-nine miles per hour. *Approximation