Task: Question Answering
Input (English): Problem: two boys starts from the same place walking at the rate of 5.3 kmph and 5.6 kmph respectively in the same direction . what time will they take to be 10.5 km apart ? 
Options: a ) 32 , b ) 36 , c ) 39 , d ) 38 , e ) 35
Output (English): e