DIRECTIONS: Study the following Graph carefully and answer the questions given below:
What is the respective ratio of the number of students appearing for the Aptitude test from Town C and D together to the number of students appearing for the Aptitude test from Town A, D and E together?
1
24 ∶ 47
2
20 ∶ 43
3
20 ∶ 47
4
11 ∶ 13