With this information, you can calculate the quantity of knots 80 miles per hour is equal to.

¿What is the inverse calculation between 1 knot and 80 miles per hour?

Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 0.014384743 times 80 miles per hour.

Which is the same to say that 80 miles per hour is 69.518099 knots.

Eighty miles per hour equals to sixty-nine knots. *Approximation

A knot is zero times eighty miles per hour. *Approximation