Task: Question Answering
Input (English): Problem: if i walk at 3 km / h , i miss the bus by 12 minutes . if i walk at 6 km / h , i reach 10 minutes before the arrival of the bus . how far i walk to reach the bus stand ? 
Options: a ) 2.19 km , b ) 2.22 km , c ) 2.00 km , d ) 1.19 km , e ) 1.99 km
Output (English): a