With this information, you can calculate the quantity of nautical miles 15 miles is equal to.
¿What is the inverse calculation between 1 nautical mile and 15 miles?
Performing the inverse calculation of the relationship between units, we obtain that 1 nautical mile is 0.07671863 times 15 miles.
Which is the same to say that 15 miles is 13.034644 nautical miles.
Fifteen miles equals to thirteen nautical miles. *Approximation
A nautical mile is zero times fifteen miles. *Approximation