| Population | Answer | % Correct |
|---|---|---|
| 12,252,023 | Sao Paulo | 100%
|
| 15,029,231 | Istanbul | 97%
|
| 8,825,001 | London | 97%
|
| 13,200,000 | Moscow | 97%
|
| 8,398,748 | New York City | 97%
|
| 9,500,000 | Cairo | 93%
|
| 8,918,653 | Mexico City | 93%
|
| 6,520,000 | Rio de Janeiro | 93%
|
| 13,515,271 | Tokyo | 93%
|
| 10,154,134 | Jakarta | 90%
|
| 3,990,456 | Los Angeles | 90%
|
| 14,910,352 | Karachi | 87%
|
| 9,806,000 | Seoul | 87%
|
| 9,033,003 | Tehran | 83%
|
| 5,782,000 | Bangkok | 80%
|
| 11,462,000 | Kinshasa | 80%
|
| 7,963,000 | Bogota | 77%
|
| 14,399,000 | Dhaka | 77%
|
| 11,126,000 | Lahore | 73%
|
| 5,638,700 | Singapore | 73%
|
| 3,769,495 | Berlin | 70%
|
| 7,431,000 | Ho Chi Minh City | 70%
|
| 8,126,755 | Baghdad | 67%
|
| 8,894,000 | Lima | 63%
|
| 6,694,000 | Riyadh | 60%
|
| 4,364,541 | Dar es Salaam | 40%
|