Task: Question Answering
Input (English): Problem: two trains each 180 m in length are running on the same parallel lines in opposite directions with the speed of each 80 kmph . in what time will they cross each other completely ? 
Options: a ) 7.8 sec , b ) 8.1 sec , c ) 8.3 sec , d ) 8.2 sec , e ) 8.4 sec
Output (English): b