A boat goes a distance of 30 km and returns back in 7 hours. The boat can travel 5 km with the streamin the same time as 2 km against the stream. Find the speed of the stream.
1
3 km/hr
2
4.5 km/hr
3
6 km/hr
4
7.5 km/hr
5
9 km/hr
A boat goes a distance of 30 km and returns back in 7 hours. The boat can travel 5 km with the streamin the same time as 2 km against the stream. Find the speed of the stream.