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Boats and Streams (GATE) Question and Answers-Page first

Boats and Streams problems


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  • 1. A man can row three-quarters of a kilometre against the stream in 11¼ minutes and down the stream in 7½ minutes. The speed (in km/hr) of the man in still water is:

  • Options
  • A. 2
  • B. 3
  • C. 4
  • D. 5

  • Tags: AIEEE, Bank Exams, CAT, GATE, GRE, Analyst, Bank Clerk, Bank PO

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  • 2. A man went downstream for 28 km in a motor boat and immediately returned. It took the man twice as long to make the return trip. If the speed of the river flow were twice as high, the trip downstream and back would take 672 minutes. Find the speed of the boat in still water and the speed of the river flow.

  • Options
  • A. 12 km/hr, 3 km/hr
  • B. 9 km/hr, 3 km/hr
  • C. 8 km/hr, 2 km/hr
  • D. 9 km/hr, 6 km/hr

  • Tags: AIEEE, Bank Exams, CAT, GATE, Analyst, Bank Clerk, Bank PO

  •           Discuss     

  • 3. The current of a stream at 1 kmph. A motor boat goes 35 km upstream and back to the starting point in 12 hours. The speed of the motor boat in still water is ?

  • Options
  • A. 8 kmph
  • B. 6 kmph
  • C. 7.5 kmph
  • D. 5.5 kmph

  • Tags: AIEEE, Bank Exams, CAT, GATE, Bank Clerk, Bank PO

  •           Discuss     

  • 4. A boy can swim in still water at 4.5 km/h, but takes twice as long to swim upstream than downstream. The speed of the stream is ?

  • Options
  • A. 1.8 kmph
  • B. 2 kmph
  • C. 2.2 kmph
  • D. 1.5 kmph

  • Tags: AIEEE, Bank Exams, CAT, GATE, Bank Clerk, Bank PO

  •           Discuss     

  • 5. A man rows his boat 60 km downstream and 30 km upstream taking 3 hrs each time. Find the speed of the stream ?

  • Options
  • A. 5 kmph
  • B. 10 kmph
  • C. 15 kmph
  • D. 45 kmph

  • Tags: GATE, Bank Clerk

  •           Discuss     

  • 6. A boatman can row 3 km against the stream in 20 minutes and return in 18 minutes. Find the rate of current ?

  • Options
  • A. 1/3 kmph
  • B. 2/3 kmph
  • C. 1/4 kmph
  • D. 1/2 kmph

  • Tags: AIEEE, Bank Exams, CAT, GATE, Bank Clerk, Bank PO

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  • 7. A man can row 6 kmph in still water. When the river is running at 1.2 kmph, it takes him 1 hour to row to a place and back. What is the total distance traveled by the man ?

  • Options
  • A. 4.58 kms
  • B. 6.35 kms
  • C. 5.76 kms
  • D. 5.24 kms

  • Tags: AIEEE, Bank Exams, CAT, GATE, Bank Clerk, Bank PO

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  • 8. A boat running upstream takes 8 hours 48 minutes to cover a certain distance, while it takes 4 hours to cover the same distance running downstream. What is the ratio between the speed of the boat and speed of the water current respectively?

  • Options
  • A. 7:4
  • B. 11:4
  • C. 4:7
  • D. 8:3

  • Tags: GATE, CAT, Bank Exams, AIEEE, Bank PO, Bank Clerk

  •           Discuss     

  • 9. A boat whose speed in still water is 9 kmph, goes 12 km downstream and comes back in 3 hrs. Find the speed of the stream?

  • Options
  • A. 1 kmph
  • B. 3 kmph
  • C. 5 kmph
  • D. 4 kmph

  • Tags: GATE, CAT, Bank Exams, AIEEE, Bank PO, Bank Clerk

  •           Discuss     

  • 10. A man can row 8 kmh in still water. If the river is running at 2 kmh, it takes 4 hrs more upstream than to go downstream for the same distance. Then the distance is given by

  • Options
  • A. 54 kms
  • B. 32 kms
  • C. 45 kms
  • D. 60 kms

  • Tags: GATE, CAT, Bank Exams, AIEEE, Bank PO, Bank Clerk

  •           Discuss     


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