With this information, you can calculate the quantity of knots 620 feet per minute is equal to.
¿What is the inverse calculation between 1 knot and 620 feet per minute?
Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 0.16333644 times 620 feet per minute.
Which is the same to say that 620 feet per minute is 6.1223326 knots.
Six hundred twenty feet per minute equals to six knots. *Approximation
A knot is zero times six hundred twenty feet per minute. *Approximation