Study the graph and answer the question.

The ratio of the number of workers in the factory whose daily wages are below ₹600 to the number of workers whose daily wages are more than ₹650 but less than ₹800 is ........

11 : 7

Number of workers with daily wages less than 600 :  Number of workers with daily wages b/w 650 and 800

   ( 40 + 50 + 58 + 72 )  :  ( 55 + 48 + 37 )

              220                 :        140

               11                  :         7