| # | Population | Country | Answer | % Correct |
|---|---|---|---|---|
| 1 | 16,500,000 | Turkey | Istanbul | 99%
|
| 6 | 1,009,003 | Pakistan | Islāmābād | 93%
|
| 4 | 3,075,000 | Turkey | Izmir | 92%
|
| 3 | 3,300,000 | Iran | Isfahan | 84%
|
| 5 | 2,945,454 | South Korea | Incheon | 81%
|
| 2 | 3,525,000 | India | Indore | 75%
|
| 8 | 617,264 | Russia | Irkutsk | 72%
|
| 7 | 845,003 | Malaysia | Ipoh | 33%
|
| 10 | 502,714 | Jordan | Irbid | 30%
|
| 12 | 342,074 | Turkey | İzmit | 24%
|
| 9 | 550,767 | Philippines | Iloilo | 20%
|
| 11 | 418,739 | India | Imphāl | 6%
|
| 18 | 226,612 | South Korea | Icheon | 4%
|
| 16 | 247,580 | Turkey | Isparta | 4%
|
| 13 | 332,931 | Japan | Iwaki | 4%
|
| 15 | 285,312 | South Korea | Iksan | 3%
|
| 14 | 325,499 | India | Ichalkaranji | 2%
|
| 17 | 239,675 | Turkey | İnegöl | 0%
|