The pie chart given below shows the sales of 7 different companies. The total sales of all these 7 companies are 1440. The sale of a particular company is shown in terms of degree with respect to the total sales of all these 7 companies.

What is the ratio of average sale of A and B to the average sale D and E?

A

59 : 177

B

63 : 188

C

51 : 186

D

169 : 49