With this information, you can calculate the quantity of meters per second 21 feet per minute is equal to.
¿What is the inverse calculation between 1 meter per second and 21 feet per minute?
Performing the inverse calculation of the relationship between units, we obtain that 1 meter per second is 9.3738283 times 21 feet per minute.
Which is the same to say that 21 feet per minute is 0.10668 meters per second.
Twenty-one feet per minute equals to zero meters per second. *Approximation
A meter per second is nine times twenty-one feet per minute. *Approximation