Reggie drove a total of 10 miles. To convert miles to kilometers, we can use the conversion factor where 1 mile is equal to 1.61 kilometers.
To convert 10 miles to kilometers:
\[ 10 \text{ miles} \times 1.61 \text{ km/mile} = 16.1 \text{ km} \]
Therefore, Reggie drove 16.1 kilometers.