The given bar graph shows exports of cars of type A and B (in ₹ millions) from 2014 to 2018. Study me graph and answer me question that follows.

What is the ratio of the total exports of cars of type A in 2014 and 2018 to the total exports of cars of type B in 2015 and 2017?

20 : 21

Export of car A in 2014 & 2018  :  Export of car B in 2015 & 2017

         (  200 + 300 )                 :       (  250 + 275 ) 

                  500                       :             525       

                  20                         :             21