Task: Question Answering
Input (English): Problem: a man walking at the rate of 6 km per hour crosses a square field diagonally in 9 seconds the area of the field is 
Options: ['a ) 110 sq . m', 'b ) 111.5 aq . m', 'c ) 112.5 sq . m', 'd ) 114 sq . m', 'e ) none of these']
Output (English): c