With this information, you can calculate the quantity of knots 315 feet per minute is equal to.
¿What is the inverse calculation between 1 knot and 315 feet per minute?
Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 0.32148759 times 315 feet per minute.
Which is the same to say that 315 feet per minute is 3.11054 knots.
Three hundred fifteen feet per minute equals to three knots. *Approximation
A knot is zero times three hundred fifteen feet per minute. *Approximation