Comprehension Passage
The pie chart below represents the percentage distribution of the number of people who buy train tickets in four different cities. Total number of people who buy tickets in four cities together is 12000. One person can book only one ticket.
There are three types of train tickets i.e. 2s, CC, and AC 3A. The bar chart below represents the price of each ticket for different classes.
Number of 2s tickets brought in Delhi and number of AC 3A tickets brought in Mumbai are 2100 and 660 respectively, then find the ratio of revenue of Delhi to that of Mumbai.
1
28 : 55
2
55 : 28
3
8 : 15
4
15 : 8
5
None of these