With this information, you can calculate the quantity of feet per second 9 kilometers per hour is equal to.

¿What is the inverse calculation between 1 foot per second and 9 kilometers per hour?

Performing the inverse calculation of the relationship between units, we obtain that 1 foot per second is 0.12192 times 9 kilometers per hour.

Which is the same to say that 9 kilometers per hour is 8.2020997 feet per second.

Nine kilometers per hour equals to eight feet per second. *Approximation

A foot per second is zero times nine kilometers per hour. *Approximation