Study the graph and answer the question. The ratio of the total production of rice in states C and to the total production of wheat in states B and D is ______.

20 : 17 11 : 10 22 : 19 13 : 12

20 : 17

Production of Rice in C & E  :   Total production of wheat in B & D    ( 575 + 525 )   :     ( 375 + 560)          1100         :          935            20          :           17