boats and streams MCQs – Page 3

Practise focused boats and streams questions with marked answers for exam preparation and subject revision.

boats and streams Mcqs
41. A boat goes 24 km downstream in 10 hours, it takes 2 hours more to cover the same distance against the stream. What is the speed of the boat in still water?
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A. 2km/hr

B. 4 km/hr

C. 4.2 km/hr

D. 2.8 km/hr

E. None of these
42. A boat is rowed downstream at 15.5km/hr and upstream at 8.5 km/hr. The speed of the stream is________?
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A. 3.5km/hr

B. 7km/hr

C. 6.5km/hr

D. 5.75km/hr

43. A boat goes 100 km downstream in 10 hours, and 75 m upstream in 15 hours. The speed of the stream is________?
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A. 2 (1/2) km/h

B. 3 km/h

C. 7 km/h

D. 5 km/h

44. The speed of a motor boat is that of the current of water as 36:5. The boat goes along with the current in 5 hours 10 min, it will come back in_______?
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A. 12 hours 10 min

B. 6 hours

C. 6 hours 50 min

D. 5 hours 50 min

45. A boat goes 6 km in an hour in still water. It takes thrice as much time in covering the same distance against the current. Speed of the current is_______?
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A. 3km/hr

B. 2 km/hr

C. 4km/hr

D. 5 km/hr

46. A man can row three-quarters of a kilometre against the stream in 11 minutes and down the stream in 7 minutes. The speed (in km/hr) of the man in still water is:_________?
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A. 4

B. 2

C. 3

D. 5