With this information, you can calculate the quantity of leagues 31 miles is equal to.
¿What is the inverse calculation between 1 league and 31 miles?
Performing the inverse calculation of the relationship between units, we obtain that 1 league is 0.096774194 times 31 miles.
Which is the same to say that 31 miles is 10.333333 leagues.
Thirty-one miles equals to ten leagues. *Approximation
A league is zero times thirty-one miles. *Approximation