With this information, you can calculate the quantity of inches 20 miles is equal to.
¿What is the inverse calculation between 1 inch and 20 miles?
Performing the inverse calculation of the relationship between units, we obtain that 1 inch is 7.8914141e-07 times 20 miles.
Which is the same to say that 20 miles is 1267200 inches.
Twenty miles equals to one million two hundred sixty-seven thousand two hundred inches. *Approximation
A inch is seven times twenty miles. *Approximation