defence exam ITBP Constable (Animal Transport) Mock Test 2024 Quantitative Aptitude Speed Time and Distance Boat and River
The speed of a boat in still water is 20 km/hr. If the boat goes upstream for a distance of 20 km in 4 hours, find the speed of the stream.
1
20 km/hr
2
15 km/hr
3
30 km/hr
4
25 km/hr