| Population | City | % Correct |
|---|---|---|
| 40.5 m | Cairo | 93%
|
| 14.5 m | Chicago | 82%
|
| 25.8 m | Chennai | 81%
|
| 5.7 m | Chengdu | 73%
|
| 8.9 m | Chongqing | 70%
|
| 18.8 m | Chittagong | 45%
|
| 4.7 m | Colombo | 40%
|
| 17.2 m | Conakry | 34%
|
| 6.4 m | Coimbatore | 23%
|
| 5.2 m | Cotonou | 18%
|