With this information, you can calculate the quantity of feet per minute 399 miles per hour is equal to.

¿What is the inverse calculation between 1 foot per minute and 399 miles per hour?

Performing the inverse calculation of the relationship between units, we obtain that 1 foot per minute is 2.8480292e-05 times 399 miles per hour.

Which is the same to say that 399 miles per hour is 35112 feet per minute.

Three hundred ninety-nine miles per hour equals to thirty-five thousand one hundred twelve feet per minute. *Approximation

A foot per minute is two times three hundred ninety-nine miles per hour. *Approximation