In one hour , a boat goes 11 km/hr along the stream and 5 km/hr against the stream . The speed of the boat in still water ( in km/hr) is :
A3 km/hr
B5 km/hr
C8 km/hr
D9 km/hr
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Related Questions:
Two boats A and B start towards each other from two places, 108 km apart. Speed of the boat A and B in still water are 12km/hr and 15km/hr respectively. If A proceeds down and B up the stream, they will meet after.
A man rows to a place 60 km distant and come back in 35 hours. He finds that he can row 4 km with the stream in the same time as 3 km against the stream. Find the speed in still water and in stream:
നിശ്ചല ജലത്തിൽ ഒരു ബോട്ടിൻ്റെ വേഗം മണിക്കൂറിൽ 8 കി.മീറ്ററും ഒഴുക്കു വെള്ളത്തിന്റെ വേഗം മണിക്കൂറിൽ 2 കി.മീറ്ററും ആയാൽ ഒഴു ക്കിന് എതിരായി ബോട്ടിൻ്റെ വേഗത എന്ത്?
The current of a stream runs at the rate of 4 km an hour. A boat goes 6 km and comes back to the starting point in 2 hours. The speed of the boat in still water is
The speed of a boat along the stream is 12 km/hr and speed of the boat against the stream is 6 km/hr, how much time will the boat take to cross a distance of 27 km in still water?