With this information, you can calculate the quantity of knots 721 feet per minute is equal to.

¿What is the inverse calculation between 1 knot and 721 feet per minute?

Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 0.14045574 times 721 feet per minute.

Which is the same to say that 721 feet per minute is 7.1196803 knots.

Seven hundred twenty-one feet per minute equals to seven knots. *Approximation

A knot is zero times seven hundred twenty-one feet per minute. *Approximation