28 + Mcqs in Boats and Stream Page 1 McqOptions

1.	The speed of a boat along the stream is 8 km/h and against the stream is 6 km/hr. The time taken by the boat to sail 28 km in still water is
A.	2 hrs
B.	3 hrs
C.	4 hrs
D.	8 hrs
E.	None of these
Answer» D. 8 hrs

Discussion

2.	Speed of a boat is 25 km per hour in still water and the speed of the stream is 5 km per hour. If the boat takes 15 hrs to go to a place and come back, the distance of the place is
A.	180 km
B.	160 m
C.	164 km
D.	220 km
E.	None of these
Answer» B. 160 m

Discussion

3.	Two boats A and B start towards each other from two places, 150 km apart. Speed of the boat A and B in still water are 16 km/hr and 14 km/hr respectively. If A proceeds down and B up the stream, they will meet after.
A.	4.5 hours
B.	4 hours
C.	5 hours
D.	6 hours
E.	None of these
Answer» D. 6 hours

Discussion

4.	A man can row at a speed of 15/2 km/hr in still water. If he takes 4 times as long to row a distance upstream as to row the same distance downstream, then the speed of stream (in km/hr) is
A.	4
B.	3.75
C.	5
D.	4.5
E.	None of these
Answer» E. None of these

Discussion

5.	A man can row 6 km/h in still water. If the speed of the current is 2 km/h, it takes 3 hrs more in upstream than in the downstream for the same distance. The distance is
A.	30 km
B.	24 km
C.	20 km
D.	32 km
E.	None of these
Answer» C. 20 km

Discussion

6.	A man rows 8 km/h in still water. If the river is running at 2 km/h, it takes 32 min to row to a place and back. How far is the place?
A.	1.5 km
B.	2.5 km
C.	2 km
D.	3 km
Answer» D. 3 km

Discussion

7.	A person can row 7 1/2 km an hour in still water and he finds that it takes him twice as long to row up as to row down the river. The speed of the stream is:
A.	2 km/hr
B.	3 km/hr
C.	2 1 km/hr 2
D.	3 1 km/hr 2
Answer» D. 3 1 km/hr 2

Discussion

8.	A man can swim 3 km/hr in still water. If the velocity of the stream is 2 km/hr, the time taken by him to swim to a place 10 km upstream and back is:
A.	9 1 hr. 3
B.	10 hr.
C.	12 hr.
D.	8 1 hr. 3
Answer» D. 8 1 hr. 3

Discussion

9.	If downstream speed of a boat is 16 kmph and its upstream speed is 11 kmph, what is the speed of stream?
A.	1.5 kmph
B.	2 kmph
C.	3 kmph
D.	2.5 kmph
Answer» E.

Discussion

10.	The speed of a boat when travelling downstream is 32 kmph whereas when travelling upstream it is 28 kmph. What is the speed of the boat in still water?
A.	27 kmph
B.	29 kmph
C.	31 kmph
D.	None of these
Answer» E.

Discussion

11.	A man can row upstream at 7 kmph and downstream at 10 kmph. Find man's rate still water and the rate of current.
A.	4 km/hr and 1 km/hr
B.	8.5 km/hr and 1.5 km/hr
C.	6 km/hr and 2 km/hr
D.	6 km/hr and 3 km/hr
Answer» C. 6 km/hr and 2 km/hr

Discussion

12.	A man can row 15/2 kmph in still water, if the river is running at 1.5 km an hour. It takes him 50 mins to row to a place and back, how far off is the place?
A.	1 km
B.	2 km
C.	3 km
D.	4 km
Answer» D. 4 km

Discussion

13.	A boat covers 24 km upstream and 36 km downstream in 6 hours while it covers 36 kmupstream and 24 kmdownstream in 6 1 hours. The velocity of the current is: 2
A.	1 km/hr
B.	1.5 km/hr
C.	2 km/hr
D.	2.5 km/hr
Answer» D. 2.5 km/hr

Discussion

14.	A man can row 18 kmph in still water. It takes him thrice as long to row up as to row down the river. Find the rate of stream.
A.	3 km/hr
B.	6 km/hr
C.	9 km/hr
D.	12 km/hr
Answer» D. 12 km/hr

Discussion

15.	If a man rows at the rate of 5 kmph in still water and his rate against the current is 3.5 kmph. then the man's rate along the current is:
A.	5 kmph
B.	6 kmph
C.	6.5 kmph
D.	7.5 kmph
Answer» D. 7.5 kmph

Discussion

16.	In stream running at 2 kmph, a motorboat goes 6 km upstream and back again to the starting point in 33 minutes. Find the speed of the motorboat in still water.
A.	8 kmph
B.	12 kmph
C.	18 kmph
D.	22 kmph
Answer» E.

Discussion

17.	Speed of a boat in still water is 8 kmph and speed of stream is 1.5 kmph. A man rows to a place at a distance of 61.75 km and come back to starting point. The total time taken by him is:
A.	6 hrs
B.	8 hrs
C.	16 hrs
D.	22 hrs
Answer» D. 22 hrs

Discussion

18.	A boat takes 19 hours for travelling downstream from point A to Point B and coming back to a Point C midway between A and B. If the velocity of the stream is 4 kmph and the speed of the boat in still water is 12 kmph, what is the distance between A and B?
A.	160 km
B.	152 km
C.	200 km
D.	220 km
Answer» C. 200 km

Discussion

19.	A boat goes a certain distance upstream and comes back downstream to the starting point in 144 min. If the speed of the boat in still water becomes 66.67% of the original, time taken for the same journey will be 224 min. What is the ratio of the speed of boat in still water and speed of current?
A.	7 : 1
B.	6 : 1
C.	5 : 3
D.	7 : 2
E.	None of these
Answer» C. 5 : 3

Discussion

20.	The ratio of speed of A and B in still water is 3 : 2. A and B start from the same point in the river, A goes upstream and B goes downstream. After 3 hours the stream stops flowing and A starts rowing in the opposite direction to meet B. How much time after the stream stops flowing does A meet B?
A.	16 hrs
B.	15 hrs
C.	12 hrs
D.	18 hrs
E.	None of these
Answer» C. 12 hrs

Discussion

21.	A steamer can go 12 km in still water in 25 minutes. One day, it went 11.25 km upstream and returned the same distance in downstream. If the difference between the time taken to travel upstream and downstream was 12.5 minutes, then what was the speed of stream in km per hour?
A.	7.2
B.	5.4
C.	6.3
D.	4.5
E.	None of these
Answer» B. 5.4

Discussion

22.	If the upstream speed of a boat is 50% less than the downstream speed of the boat and if a object is thrown in the river it covers 100m in 50 sec, then how much distance boat can cover in still water in 5 hours?
A.	900 km
B.	100 km
C.	120 km
D.	108 km
E.	105 km
Answer» E. 105 km

Discussion

23.	Ratio between speed of boat in still water to speed of stream is 5 : 2. If 224 km is travelled by downstream in 4 hours then find the difference between speed of boat in still water and speed of stream?
A.	24 km/hr
B.	22 km/hr
C.	28 km/hr
D.	26 km/hr
E.	30 km/hr
Answer» B. 22 km/hr

Discussion

24.	In a river, the ratio of the speed of the stream and the speed of a boat in still water is 5 : 7. Again, the ratio of the speed of the stream to the speed of another boat in still water is 6 : 8. What is the ratio of the speed of the first boat to that of the second boat in still water?
A.	27 : 29
B.	21 : 20
C.	27 : 28
D.	19 : 17
E.	Other than those given as option
Answer» C. 27 : 28

Discussion

25.	If the ratio of speed of boat in downstream and speed of stream is 9 : 1, speed of current is 3 km per hr, What would be the distance travelled in upstream by the boat in 5 hours?
A.	90 km
B.	97 km
C.	115 km
D.	105 km
E.	None of these
Answer» E. None of these

Discussion

26.	The ratio of the speed of boat in still water to the speed of stream is 16 : 5. A boat goes 16.5 km in 45 minute upstream, find the time taken by boat to cover the distance of 17.5 km downstream.
A.	30 minutes
B.	25 minutes
C.	50 minutes
D.	45 minutes
E.	42 minutes
Answer» C. 50 minutes

Discussion

27.	A man can row at a speed of 12 km/hr in still water to a certain upstream point and back to the starting point in a river which flows at 3 km/hr. Find his average speed for total journey.
A.	12 3 km/hr 4
B.	11 3 km/hr 4
C.	12 1 km/hr 4
D.	11 1 km/hr 4
E.	None of these
Answer» E. None of these

Discussion

28.	Amit goes Mumbai to Kolkata by sea route. The speed of the boat in still water is 60 km/h and speed of the current is 15 km/h. After reaching Kolkata he stayed there for 20 minutes and after that come back by same boat. The time taken by him in this journey is 19 hours 32 minutes, find the distance travel by him in one side.
A.	450 km
B.	360 km
C.	540 km
D.	600 km
E.	None of these
Answer» D. 600 km

Discussion

Explore topic-wise MCQs in Arithmetic.

The speed of a boat along the stream is 8 km/h and against the stream is 6 km/hr. The time taken by the boat to sail 28 km in still water is

Speed of a boat is 25 km per hour in still water and the speed of the stream is 5 km per hour. If the boat takes 15 hrs to go to a place and come back, the distance of the place is

Two boats A and B start towards each other from two places, 150 km apart. Speed of the boat A and B in still water are 16 km/hr and 14 km/hr respectively. If A proceeds down and B up the stream, they will meet after.

A man can row at a speed of 15/2 km/hr in still water. If he takes 4 times as long to row a distance upstream as to row the same distance downstream, then the speed of stream (in km/hr) is

A man can row 6 km/h in still water. If the speed of the current is 2 km/h, it takes 3 hrs more in upstream than in the downstream for the same distance. The distance is

A man rows 8 km/h in still water. If the river is running at 2 km/h, it takes 32 min to row to a place and back. How far is the place?

A person can row 7 1/2 km an hour in still water and he finds that it takes him twice as long to row up as to row down the river. The speed of the stream is:

A man can swim 3 km/hr in still water. If the velocity of the stream is 2 km/hr, the time taken by him to swim to a place 10 km upstream and back is:

If downstream speed of a boat is 16 kmph and its upstream speed is 11 kmph, what is the speed of stream?

The speed of a boat when travelling downstream is 32 kmph whereas when travelling upstream it is 28 kmph. What is the speed of the boat in still water?

A man can row upstream at 7 kmph and downstream at 10 kmph. Find man's rate still water and the rate of current.

A man can row 15/2 kmph in still water, if the river is running at 1.5 km an hour. It takes him 50 mins to row to a place and back, how far off is the place?

A boat covers 24 km upstream and 36 km downstream in 6 hours while it covers 36 kmupstream and 24 kmdownstream in 6 1 hours. The velocity of the current is: 2

A man can row 18 kmph in still water. It takes him thrice as long to row up as to row down the river. Find the rate of stream.

If a man rows at the rate of 5 kmph in still water and his rate against the current is 3.5 kmph. then the man's rate along the current is:

In stream running at 2 kmph, a motorboat goes 6 km upstream and back again to the starting point in 33 minutes. Find the speed of the motorboat in still water.

Speed of a boat in still water is 8 kmph and speed of stream is 1.5 kmph. A man rows to a place at a distance of 61.75 km and come back to starting point. The total time taken by him is:

A boat takes 19 hours for travelling downstream from point A to Point B and coming back to a Point C midway between A and B. If the velocity of the stream is 4 kmph and the speed of the boat in still water is 12 kmph, what is the distance between A and B?

A boat goes a certain distance upstream and comes back downstream to the starting point in 144 min. If the speed of the boat in still water becomes 66.67% of the original, time taken for the same journey will be 224 min. What is the ratio of the speed of boat in still water and speed of current?

The ratio of speed of A and B in still water is 3 : 2. A and B start from the same point in the river, A goes upstream and B goes downstream. After 3 hours the stream stops flowing and A starts rowing in the opposite direction to meet B. How much time after the stream stops flowing does A meet B?

A steamer can go 12 km in still water in 25 minutes. One day, it went 11.25 km upstream and returned the same distance in downstream. If the difference between the time taken to travel upstream and downstream was 12.5 minutes, then what was the speed of stream in km per hour?

If the upstream speed of a boat is 50% less than the downstream speed of the boat and if a object is thrown in the river it covers 100m in 50 sec, then how much distance boat can cover in still water in 5 hours?

Ratio between speed of boat in still water to speed of stream is 5 : 2. If 224 km is travelled by downstream in 4 hours then find the difference between speed of boat in still water and speed of stream?

In a river, the ratio of the speed of the stream and the speed of a boat in still water is 5 : 7. Again, the ratio of the speed of the stream to the speed of another boat in still water is 6 : 8. What is the ratio of the speed of the first boat to that of the second boat in still water?

If the ratio of speed of boat in downstream and speed of stream is 9 : 1, speed of current is 3 km per hr, What would be the distance travelled in upstream by the boat in 5 hours?

The ratio of the speed of boat in still water to the speed of stream is 16 : 5. A boat goes 16.5 km in 45 minute upstream, find the time taken by boat to cover the distance of 17.5 km downstream.

A man can row at a speed of 12 km/hr in still water to a certain upstream point and back to the starting point in a river which flows at 3 km/hr. Find his average speed for total journey.