| Basin | Pop. | City | % Correct |
|---|---|---|---|
| Nile | 23 mil | Cairo | 100%
|
| Congo | 16 mil | Kinshasa | 100%
|
| Orange | 15 mil | Johannesburg | 97%
|
| Limpopo | 15 mil | Johannesburg | 97%
|
| Awash | 4.8 mil | Addis Ababa | 93%
|
| Niger | 5.7 mil | Bamako | 93%
|
| Yobe | 5.4 mil | Kano | 88%
|
| Zambezi | 3.0 mil | Lusaka | 87%
|
| Gambia | 1.2 mil | Banjul | 84%
|
| Sanaga | 4.0 mil | Yaoundé | 81%
|
| Chari | 2.0 mil | N'Djamena | 79%
|
| Volta | 3.4 mil | Ouagadougou | 79%
|
| Barka | 1.1 mil | Asmara | 67%
|