Ratio of time taken by a sailor to cover some distance upstream and downstream is 4 : 1. If speed of stream is 4.5 km/hr. Then find out speed of boat?
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Q:
Ratio of time taken by a sailor to cover some distance upstream and downstream is 4 : 1. If speed of stream is 4.5 km/hr. Then find out speed of boat?
- 18.5 km / hrfalse
- 29.5 km / hrfalse
- 37.5 km / hrtrue
- 48 km / hrfalse
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