With this information, you can calculate the quantity of feet per minute 91 knots is equal to.

¿What is the inverse calculation between 1 foot per minute and 91 knots?

Performing the inverse calculation of the relationship between units, we obtain that 1 foot per minute is 0.00010851352 times 91 knots.

Which is the same to say that 91 knots is 9215.4418 feet per minute.

Ninety-one knots equals to nine thousand two hundred fifteen feet per minute. *Approximation

A foot per minute is zero times ninety-one knots. *Approximation