Consider the following table which contains number of corona test conducted in each hospital within bracket and number of positive cases in a city on a particular day. Based on the data in the table. answer question.
|
Hospital |
Hospital A (100) |
Hospital B (50) |
Hospital C (100) |
Hospital D (50) |
| City ↓ | ||||
| City 1 | 30 | 15 | 35 | 10 |
| City 2 | 35 | 10 | 30 | 10 |
| City 3 | 15 | 5 | 15 | 5 |
| City 4 | 10 | 5 | 5 | 15 |
What is the ratio of positive cases in City 1 and City 3?
1
9 : 4
2
6 : 5
3
9 : 5
4
11 : 4