Task: Question Answering
Input (English): Problem: the length of a rectangular landscape is 4 times its breadth . there is a playground in it whose area is 1200 square mtr & which is 1 / 3 rd of the total landscape . what is the length of the landscape ? 
Options: ['a ) 90', 'b ) 100', 'c ) 120', 'd ) 130', 'e ) 140']
Output (English): c