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The speed of a boat in stll water is 10 km/hr. If its speed downstream be 13 km/hr, then speed of the stream is:
Answers (2)
The speed of a boat in stll water is 10 km/hr. If its speed downstream be 13 km/hr, then speed of the stream is:
- Option 1)
1.5 kmph
- Option 2)
3 kmph
- Option 3)
5 kmph
- Option 4)
7.5 kmph
- Option 5)
8.5 kmph
View full answer
Speed of a boat in still water=10km/hr
Speed of down stream=13km/hr
Speed of stream is=u-v=13-10=3km/hr
View full answer
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