| Letter | Population | Location | Answer | % Correct |
|---|---|---|---|---|
| K | 22,200,000 | North America | New York City | 86%
|
| W | 17,000,000 | Eastern Europe | Moscow | 79%
|
| O | 39,900,000 | East Asia | Tokyo | 79%
|
| G | 20,000,000 | China | Beijing | 71%
|
| A | 30,300,000 | South East Asia | Jakarta | 71%
|
| S | 18,200,000 | West Africa | Lagos | 71%
|
| I | 29,500,000 | China | Shanghai | 71%
|
| U | 45,600,000 | China | Guangzhou | 64%
|
| L | 24,600,000 | East Asia | Seoul | 64%
|
| Y | 5,000,000 | Oceania | Sydney | 64%
|
| N | 14,700,000 | Middle East | Tehran | 64%
|
| V | 3,450,000 | Eastern Europe | Kiev | 50%
|
| E | 12,200,000 | South Asia | Lahore | 50%
|
| X | 4,500,000 | North America | Phoenix | 50%
|
| H | 8,350,000 | South East Asia | Ho Chi Minh City | 43%
|
| D | 9,600,000 | South Asia | Hyderabad | 43%
|
| R | 8,450,000 | South East Asia | Kuala Lumpur | 43%
|
| Z | 2,025,000 | South America | La Paz | 43%
|
| M | 5,950,000 | East Africa | Khartoum | 36%
|
| B | 800,000 | Eastern Europe | Zagreb | 36%
|
| P | 1,030,000 | Western Europe | Antwerp | 29%
|
| F | 4,892,200 | Western Europe | Cologne/Dusseldorf | 29%
|
| C | 800,000 | North America | Quebec City | 21%
|
| T | 6,300,000 | South Asia | Surat | 21%
|