| Flow Rate | Answer | % Correct |
|---|---|---|
| 209,000 m³/s | Amazon - Ucayali - Tambo - Ene - Apurímac | 100%
|
| 41,800 m³/s | Congo (Zaïre) - Chambeshi | 100%
|
| 7,130 m³/s | Danube (Donau, Dunăre, Duna, Dunav, Dunaj) - Breg | 100%
|
| 16,200 m³/s | Mississippi - Missouri - Jefferson | 94%
|
| 31,900 m³/s | Yangtze River (Changjiang) | 94%
|
| 16,000 m³/s | Mekong (Lancangjiang) | 89%
|
| 10,100 m³/s | St. Lawrence | 89%
|
| 4,880 m³/s | Zambezi (Zambesi) | 89%
|
| 12,037 m³/s | Ganges (Ganga) - Hooghly - Padma | 83%
|
| 9,570 m³/s | Niger | 83%
|
| 18,000 m³/s | Paraná - Río de la Plata | 83%
|
| 11,400 m³/s | Amur (Heilongjiang) - Argun | 78%
|
| 17,100 m³/s | Lena | 78%
|
| 12,800 m³/s | Ob - Irtysh | 78%
|
| 8,080 m³/s | Volga | 78%
|
| 6,210 m³/s | Yukon | 72%
|
| 19,800 m³/s | Brahmaputra - Tsangpo | 67%
|
| 7,160 m³/s | Indus - Sênggê Zangbo | 67%
|
| 33,000 m³/s | Orinoco | 67%
|
| 10,300 m³/s | Mackenzie - Slave - Peace - Finlay | 61%
|
| 19,600 m³/s | Yenisei - Angara - Selenge | 61%
|
| 7,957 m³/s | Ohio - Allegheny | 56%
|
| 7,500 m³/s | Columbia | 50%
|
| 13,600 m³/s | Pearl - Zhujiang | 50%
|
| 31,200 m³/s | Madeira - Mamoré - Grande - Caine - Rocha | 39%
|
| 13,000 m³/s | Ayeyarwady | 33%
|
| 26,700 m³/s | Negro | 28%
|
| 13,598 m³/s | Tocantins | 28%
|
| 8,400 m³/s | Purús | 22%
|
| 4,300 m³/s | (Rio) Paraguay | 22%
|
| 6,000 m³/s | Japurá | 17%
|
| 10,000 m³/s | Kasai | 17%
|
| 4,100 m³/s | Pechora | 17%
|
| 3,153 m³/s | Salween (Nujiang) | 17%
|
| 3,300 m³/s | São Francisco | 17%
|
| 4,000 m³/s | Ubangi - Uele | 17%
|
| 5,060 m³/s | Aldan | 11%
|
| 3,475 m³/s | Fraser | 11%
|
| 3,061 m³/s | Godavari | 11%
|
| 3,800 m³/s | Kolyma | 11%
|
| 9,000 m³/s | Magdalena | 11%
|
| 5,510 m³/s | Araguaia | 6%
|
| 8,900 m³/s | Beni | 6%
|
| 6,000 m³/s | Juruá | 6%
|
| 4,100 m³/s | Kama | 6%
|
| 3,600 m³/s | Lower Tunguska | 6%
|
| 3,332 m³/s | Northern Dvina - Sukhona | 6%
|
| 2,950 m³/s | Yamuna | 6%
|
| 2,990 m³/s | Ghaghara | 0%
|
| 4,915 m³/s | Madre de Dios | 0%
|