| Population | Biggest city... | Answer | % Correct |
|---|---|---|---|
| 5.1 mil | in Australia | Sydney | 100%
|
| 8.4 mil | in United States | New York City | 98%
|
| 17.2 mil | in Europe | Moscow | 95%
|
| 22.2 mil | in South America | São Paulo | 94%
|
| 22.8 mil | that is Spanish-speaking | Mexico | 92%
|
| 1.51 mil | in Nordic countries | Stockholm | 89%
|
| 45.6 mil | in world | Guangzhou | 84%
|
| 7.4 mil | in Arabian peninsula | Riyadh | 82%
|
| 26 mil (in 2000) | in world before 2000 | Tokyo | 81%
|
| 20.5 mil | in Alexander's Empire | Cairo | 78%
|
| 30.6 mil | that is Muslim majority | Jakarta | 76%
|
| 40.2 mil | that is national capital | Tokyo | 76%
|
| 28.4 mil | in British Commonwealth | Delhi | 70%
|
| 88.3 mil (in 2100) | in world in 2100 | Lagos | 68%
|
| 20.0 mil | starts with letter "B" | Beijing | 65%
|
| 5.85 mil | within 10 miles of Mediterrenean sea | Alexandria | 58%
|
| 2.53 mil | bordering Caspian sea | Baku | 57%
|
| 10.3 mil | with Four letters | Lima | 38%
|
| 24.8 mil | within 50 km of international border | Seoul | 34%
|
| 25.1 m | get less than 250 mm annual rainfall | Karachi | 18%
|