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Boats And Streams Online Exam Quiz

Important questions about Boats And Streams. Boats And Streams MCQ questions with answers. Boats And Streams exam questions and answers for students and interviews.

1. A motorboat travelling at the same speed, can cover 25 km upstream and 39 km downstream in 8 h. At the same speed, it can travel 35 km upstream and 52 km downstream in 11 h. The speed of the stream is?

Options

A : 2 km/h

B : 3 km/h

C : 4 km/h

D : 5 km/h

2. The speed of a boat in still water is 4 km/hr and the speed of current is 2 km/hr. If the time taken to reach a certain distance upstream is 9 hours, find the time it will take to go same distance downstream?

Options

A : 2 hrs

B : 2.5 hrs

C : 3.5 hrs

D : 3 hrs

3. Ramesh can row a certain distance downstream is 6 hours and return the same distance in 9 hours. If the speed of Ram, Ramesh in still water is 12 km/hr, find the speed of the stream.

Options

A : 2.4 km/hr

B : 2 km/hr

C : 3 km/hr

D : Data inadequate

4. A man rows to a place 48 km distance and back in 14 hours . He finds that he can row 4 km with the stream in the same time as 3 km against the stream. Find the rate of the stream?

Options

A : 1 km/hr

B : 2 km/hr

C : 1.5 km/hr

D : 2.5 km/hr

5. A boat sails 15 km of a river towards upstream in 5 hours. How long will it take to cover the same distance downstream, if the speed of current is one-fourth the speed of the boat in still water:

Options

A : 1.8h

B : 3h

C : 4h

D : 5h

6. A man can row 9 km/h in still water. It takes him twice as long as to row down. Find the rate of stream of the river?

Options

A : 3 1?3 Kmph

B : 3 1?9Kmph

C : 4 2?3 Kmph

D : 4 1?3 Kmph

7. 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

8. A boat takes 19 hours for travelling downstream from point A to point B and coming back to a point C which is at midway between A and B. If the velocity of the stream is 4 kmph and the speed of the boat in still water is 14 kmph, what is the distance between A and B ?

Options

A : 180 km

B : 160 km

C : 140 km

D : 120 km

9. A motor boat takes 12 hours to go downstream and it takes 24 hours to return the same distance. what is the time taken by boat in still water?

Options

A : 15 h

B : 16 h

C : 8 h

D : 20 h

10. 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

1. 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

2. A man goes down stream with a boat to some destination and returns upstream to his original place in 5 hours. If the speed of the boat in still water and the strean are 10km/hr and 14km/hr respectively, the distance of the destination from the string place is

Options

A : 16 km

B : 18 km

C : 21 km

D : 25 km

3. 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

4. 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

5. 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

6. 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

7. 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

8. 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

9. A motorboat can go 10 miles downstream on a river in 20 min. It takes 30 min for this boat to go back at the same 10 miles. Find the speed of the current ?

Options

A : 8 m/h

B : 5 m/h

C : 7 m/h

D : 6 m/h

10. In one hour, a boat goes 12 km/hr along the stream and 6 km/hr against the stream. The speed of the boat in still water (in km/hr) is:

Options

A : 9

B : 8

C : 7

D : 7.5

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