With this information, you can calculate the quantity of knots 42 feet per minute is equal to.
¿What is the inverse calculation between 1 knot and 42 feet per minute?
Performing the inverse calculation of the relationship between units, we obtain that 1 knot is 2.4111569 times 42 feet per minute.
Which is the same to say that 42 feet per minute is 0.41473866 knots.
Forty-two feet per minute equals to zero knots. *Approximation
A knot is two times forty-two feet per minute. *Approximation