With this information, you can calculate the quantity of feet 20 miles is equal to.

¿What is the inverse calculation between 1 foot and 20 miles?

Performing the inverse calculation of the relationship between units, we obtain that 1 foot is 9.469697e-06 times 20 miles.

Which is the same to say that 20 miles is 105600 feet.

Twenty miles equals to one hundred five thousand six hundred feet. *Approximation

A foot is nine times twenty miles. *Approximation