The speed of a boat in still water is 10 km/hr. It covers (upstream) a distance of 45 km in 6 hours. The speed (in km/hr) of the stream is :
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Q:
The speed of a boat in still water is 10 km/hr. It covers (upstream) a distance of 45 km in 6 hours. The speed (in km/hr) of the stream is :
- 13.5 km/hfalse
- 24 km/hfalse
- 32.5 km/htrue
- 43 km/hfalse
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