| Odpowiedź | % Poprawnych |
|---|---|
| Dunaj | 67%
|
| Łaba | 56%
|
| Men | 56%
|
| Odra | 56%
|
| Ren | 56%
|
| Inn | 39%
|
| Ruhra | 39%
|
| Saara | 39%
|
| Ems | 33%
|
| Biała Elstera | 28%
|
| Mozela | 28%
|
| Hawela | 22%
|
| Lech | 22%
|
| Neckar | 22%
|
| Sprewa | 22%
|
| Wezera | 22%
|
| Izara | 11%
|
| Ochrza | 6%
|
| Soława | 6%
|
| Werra | 6%
|