| Rank | Countries spoken in | Number of speakers | Answer | % Correct |
|---|---|---|---|---|
| 1 | USA, UK, Australia | 1,121,000,000 | English | 100%
|
| 4 | USA, Belize, Cuba | 512,000,000 | Spanish | 98%
|
| 2 | China, Singapore, Taiwan | 1,107,000,000 | Mandarin Chinese | 96%
|
| 6 | Chad, Comoros, Egypt | 273,000,000 | Arabic | 89%
|
| 5 | Luxembourg, Ivory Coast, Haiti | 284,000,000 | French | 89%
|
| 3 | India | 698,000,000 | Hindi | 85%
|
| 8 | Kazakhstan, Belarus, Kyrgyzstan | 258,000,000 | Russian | 85%
|
| 7 | Bangladesh, India, Sierra Leone | 265,000,000 | Bengali | 65%
|
| 10 | Indonesia, East Timor | 200,000,000 | Indonesian | 60%
|
| 9 | Mozambique, Sao Tome, Angola | 234,000,000 | Portugese | 42%
|