Task: Question Answering
Input (English): Problem: two trains , each 100 m long , moving in opposite directions , cross other in 8 sec . if one is moving twice as fast the other , then the speed of the faster train is ? a . 30 km / hr b . 45 km / hr 
Options: a ) 11 , b ) 78 , c ) 60 , d ) 28 , e ) 81
Output (English): c