In a survey of people, have visited Delhi, have visited Mumbai and have visited both cities. What is the ratio of the number of people who visited only Delhi to those who visited only Mumbai?
- A2 : 1
- B5 : 3
- C3 : 2
- D7 : 4
Solution & Step-by-step Explanation
1. Number of people who visited only Delhi .
2. Number of people who visited only Mumbai .
3. Ratio of only Delhi to only Mumbai:
2. Number of people who visited only Mumbai .
3. Ratio of only Delhi to only Mumbai: