Task: Question Answering
Input (English): Problem: the cost of carpeting a room 18 m long with a carpet 75 cm wide at 4.50 per metre is 810 . the breadth of the room is : 
Options: a ) 7 m , b ) 7.5 m , c ) 8 m , d ) 8.5 m , e ) none of these
Output (English): b