Total kilometer Leola ran in a race = 10 km
We have to determine the number of miles she ran.
Since, 1 kilometer = 0.62 mile
To convert the unit 'kilometer' into 'mile', we have to multiply the given number by '0.62'.
10 km
=

= 6.2 miles.
Therefore, 10 km = 6.2 miles
Therefore, Leola ran 6.2 miles in a race.