| Odpowiedź | % Poprawnych |
|---|---|
| Bug | 83%
|
| Odra | 79%
|
| Dunaj | 75%
|
| Nysa Łużycka | 75%
|
| Kongo | 58%
|
| Ren | 54%
|
| Zambezi | 46%
|
| Amur | 42%
|
| Mekong | 42%
|
| Niger | 42%
|
| Rio Grande | 42%
|
| Dunajec | 38%
|
| Parana | 33%
|
| Inn | 29%
|
| Mozela | 29%
|
| Prut | 29%
|
| Orinoko | 25%
|
| Sawa | 25%
|
| Ural | 25%
|
| Drawa | 17%
|