| Respuesta | % Correcto |
|---|---|
| Ganges | 75%
|
| Indo | 72%
|
| Amarillo | 70%
|
| Mekong | 70%
|
| Jordán | 66%
|
| Brahmaputra | 54%
|
| Amur | 47%
|
| Amu Daria | 44%
|
| Han | 43%
|
| Sir Daria | 39%
|
| Songhua | 36%
|
| Irtish | 21%
|
| Perla | 21%
|
| Kolimá | 15%
|
| Salween | 14%
|
| Helmand | 8%
|