Task: Question Answering
Input (English): Problem: the length of the rectangular field is double its width . inside the field there is square shaped pond 9 m long . if the area of the pond is 1 / 8 of the area of the field . what is the length of the field ? 
Options: a ) 54 , b ) 36 , c ) 75 , d ) 28 , e ) 11
Output (English): b