With this information, you can calculate the quantity of knots 30 feet per minute is equal to.

¿What is the inverse calculation between 1 knot and 30 feet per minute?

Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 3.3756197 times 30 feet per minute.

Which is the same to say that 30 feet per minute is 0.2962419 knots.

Thirty feet per minute equals to zero knots. *Approximation

A knot is three times thirty feet per minute. *Approximation