| Estimated population | Country | % Correct |
|---|---|---|
| 632,000,000 | China | 100%
|
| 1,505,000,000 | India | 100%
|
| 421,000,000 | United States | 100%
|
| 477,000,000 | Nigeria | 91%
|
| 511,000,000 | Pakistan | 89%
|
| 209,000,000 | Bangladesh | 86%
|
| 296,000,000 | Indonesia | 86%
|
| 431,000,000 | Democratic Republic of the Congo | 77%
|
| 367,000,000 | Ethiopia | 75%
|
| 263,000,000 | Tanzania | 50%
|