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The section of boat and stream is an important topic of mathematics subject from competitive examinations like SSC, UPSC, Railways, Banking, which we can understand by the adaptive and counter current of the stream. Questions related to boat and stream can be solved only by understanding the formulas, like speed of boat = (speed in the direction of the...
Every student wants to solve all problems of boats and streams within less time in competitive exams but they can't solve questions on time.
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A Man rows to a place 63 km far and comes back in 16 hours. He finds that he can row 18 km with the flow in the same time taken to row 14 km against the flow. What is the speed of the stream?
598 0 64f1eeeaa1e68c7201a2488a- 11 km/hrtrue
- 22 km/hrfalse
- 32.5 km/hrfalse
- 44 km/hrfalse
- 55 km/hrfalse
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Answer : 1 1 km/hr
A boat starts travelling from point P, travels to point Q then returns to point P. The boat takes 12 hours to complete the journey. The speed of the stream is 5 km/hour and the speed of the boat in still water is 10 km/hour. What is the distance between P and Q?
535 0 64e760cc2e7e7af712bc88cc- 145true
- 225false
- 335false
- 455false
- 560false
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Answer : 1 45
A boat covers 35 km downstream in 2 h and covers the same distance upstream in 7 h. Find the speed (in km/h) of the boat in still water.
968 0 64a541a5c4e3d04ca162e184- 111.25true
- 228.75false
- 318.25false
- 410.55false
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Answer : 1 11.25
A man can row 10 km/h in still water. When the river is running at a speed of 4.5 km/h, then it takes him 2 h to row to a place and comes back to the initial point . How far is the place (in km) (rounded off to two decimal places)?
765 0 64953b8acae316dfef75c0ad- 15.50false
- 28.98false
- 37.98true
- 46.25false
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Answer : 3 7.98
A boat moves 25km upstream and 39km downstream in 8 hours. It travels 35km upstream and 52km downstream in 11 hours. What is the speed of the stream if it travels at a uniform speed?
580 0 647f302fa33e0f47b76f02dd- 15 km/hfalse
- 24 km/htrue
- 36 km/hfalse
- 43 km/hfalse
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