With this information, you can calculate the quantity of knots 31 miles per hour is equal to.

¿What is the inverse calculation between 1 knot and 31 miles per hour?

Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 0.037121918 times 31 miles per hour.

Which is the same to say that 31 miles per hour is 26.938263 knots.

Thirty-one miles per hour equals to twenty-six knots. *Approximation

A knot is zero times thirty-one miles per hour. *Approximation