Comprehension Passage
Direction: Read the bar graph carefully and answer accordingly.
The bar graph given below shows the number of users of two broadband services Jio and Airtel across five different cities Gwalior, Bhopal, Indore, Sagar, and Ratlam.

What is the ratio of the number of users of Jio in city Gwalior to the number of users of Airtel in city Sagar?
1
9 : 11
2
9 : 7
3
7 : 9
4
11 : 9
5
None of these