Explore topic-wise MCQs in Aptitude.

This section includes 117 Mcqs, each offering curated multiple-choice questions to sharpen your Aptitude knowledge and support exam preparation. Choose a topic below to get started.

1.

A boat covers a certain distance downstream in 1 hour, while it comes back in 1 hours. If the speed of the stream be 3 kmph, what is the speed of the boat in still water?

A. 12 kmph
B. 13 kmph
C. 14 kmph
D. 15 kmph
E. None of these
Answer» E. None of these
Discussion
2.

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:

A. 2
B. 3
C. 4
D. 5
Answer» E.
Discussion
3.

A boat covers a certain distance downstream in 1 hour, while it comes back in 1 hours. If the speed of the stream be 3 kmph, what is the speed of the boat in still water?

A. 12 kmph
B. 13 kmph
C. 14 kmph
D. 15 kmph
E. None of these
Answer» E. None of these
Discussion
4.

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:

A. 2
B. 3
C. 4
D. 5
Answer» E.
Discussion
5.

A man can row three quarters of a kilometre against the stream in 111/ 4 minutes and return in 71/ 2 minutes. The speed of the man in still water is ?

A. 2 km/hr
B. 3 km/hr
C. 4 km/hr
D. 5 km/hr
Answer» E.
Discussion
6.

A person can row a boat d km upstream and the same distance downstream
in 5
1
 hrs Also he can row the boat 2d km upstream in 7 hours. He will row the
4

same distance downstream in

A. 4 hours
Answer» B.
Discussion
7.

A man can swim at the rate of 4 km/hr in still water. If the speed of the water is 2 km/hr, then the time taken by him to swim 10 km upstream is

A.
B.
C.
D. 5 hrs
E. 4 hrs
Answer» D. 5 hrs
Discussion
8.

A boat moves downstream at the rate of 1 km in 7
1
minutes and upstream at the
2
rate of 5 km an hour. What is the speed of the boat in the still water?

A.
B. 4 km/hour
C. 8 km/hour
Answer» C. 8 km/hour
Discussion
9.

A person can row 7
1
 km an hour in still water and he finds
2

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.
C. 3 km/hr
D.
Answer» D.
Discussion
10.

A boat covers 24 km upstream and 36 km downstream in 6 hours while it covers 36 km upstream and 24 km downstream in 61/2 hours. The velocity of the current is ?

A. 1.5 km/hr
B. 1 km/hr
C. 2 km/hr
D. 2.5 km/hr
Answer» D. 2.5 km/hr
Discussion
11.

A man can row 71/2 km/h in still water. If in a river running at 1.5 km/h, it takes him 50 min to row to a place and back, how far off is the place ?

A. 3 km
B. 4 km
C. 1 km
D. 2 km
Answer» B. 4 km
Discussion
12.

A boat moves downstream at the rate of one km in 71/2 minutes and upstream at the rate of 5 km an hour. What is the velocity of current ?

A. 1.3 km/hr
B. 1.2 km/hr
C. 1.6 km/hr
D. 1.5 km/hr
Answer» E.
Discussion
13.

A boat running downstream covers a distance of 16 km in 2 hours while for covering the same distance upstream, it takes 4 hours. What is the speed of the boat in still water?
A. 4 km/hr
B. 6 km/hr
C. 8 km/hr
D. Data inadequate
Answer» C. 8 km/hr
Discussion
14.

The speed of a boat in still water in 15 km/hr and the rate of current is 3 km/hr. The distance travelled downstream in 12 minutes is:
A. 1.2 km
B. 1.8 km
C. 2.4 km
D. 3.6 km
Answer» E.
Discussion
15.

A boat takes 90 minutes less to travel 36 miles downstream than to travel the same distance upstream. If the speed of the boat in still water is 10 mph, the speed of the stream is:
A. 2 mph
B. 2.5 mph
C. 3 mph
D. 4 mph
Answer» B. 2.5 mph
Discussion
16.

A man can row at 5 kmph in still water. If the velocity of current is 1 kmph and it takes him 1 hour to row to a place and come back, how far is the place?

A. 2.4 km
B. 2.5 km
C. 3 km
D. 3.6 km
Answer» B. 2.5 km
Discussion
17.

A boat covers a certain distance downstream in 1 hour, while it comes back in 1 hours. If the speed of the stream be 3 kmph, what is the speed of the boat in still water?

A. 12 kmph
B. 13 kmph
C. 14 kmph
D. 15 kmph
E. None of these
Answer» E. None of these
Discussion
18.

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:
A. 2
B. 3
C. 4
D. 5
Answer» E.
Discussion
19.

A boat can travel with a speed of 13 km/hr in still water. If the speed of the stream is 4 km/hr, find the time taken by the boat to go 68 km downstream.

A. 2 hours
B. 3 hours
C. 4 hours
D. 5 hours
Answer» D. 5 hours
Discussion
20.

A man's speed with the current is 15 km/hr and the speed of the current is 2.5 km/hr. The man's speed against the current is:

A. 8.5 km/hr
B. 9 km/hr
C. 10 km/hr
D. 12.5 km/hr
Answer» D. 12.5 km/hr
Discussion
21.

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?

A. 2 : 1
B. 3 : 2
C. 8 : 3
D. Cannot be determined
E. None of these
Answer» D. Cannot be determined
Discussion
22.

In one hour, a boat goes 11 km/hr along the stream and 5 km/hr against the stream. The speed of the boat in still water (in km/hr) is:
A. 3 km/hr
B. 5 km/hr
C. 8 km/hr
D. 9 km/hr
Answer» D. 9 km/hr
Discussion
23.

A man takes twice as long to row a distance against the stream as to row the same distance in favour of the stream. The ratio of the speed of the boat (in still water) and the stream is:

A. 2 : 1
B. 3 : 1
C. 3 : 2
D. 4 : 3
Answer» C. 3 : 2
Discussion
24.

A man rows to a place 48 km distant and come 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. The rate of the stream is:

A. 1 km/hr
B. 1.5 km/hr
C. 2 km/hr
D. 2.5 km/hr
Answer» B. 1.5 km/hr
Discussion
25.

Speed of a boat in standing water is 9 kmph and the speed of the stream is 1.5 kmph. A man rows to a place at a distance of 105 km and comes back to the starting point. The total time taken by him is:

A. 16 hours
B. 18 hours
C. 20 hours
D. 24 hours
Answer» E.
Discussion
26.

A motorboat, whose speed in 15 km/hr in still water goes 30 km downstream and comes back in a total of 4 hours 30 minutes. The speed of the stream (in km/hr) is:
A. 4
B. 5
C. 6
D. 10
Answer» C. 6
Discussion
27.

A boat takes a total time of three hours to travel downstream from P and Q and upstream back from Q to P. What is the speed of the boat in still water?

I.

The speed of the river current is 1 km per hour.

II.

The distance between P and Q is 4 km.

A. I alone sufficient while II alone not sufficient to answer
B. II alone sufficient while I alone not sufficient to answer
C. Either I or II alone sufficient to answer
D. Both I and II are not sufficient to answer
E. Both I and II are necessary to answer
Answer» F.
Discussion
28.

What is the speed of the boat in still water?

I.

It takes 2 hours to cover the distance between A and B downstream.

II.

It takes 4 hours to cover the distance between A and B upstream.

A. I alone sufficient while II alone not sufficient to answer
B. II alone sufficient while I alone not sufficient to answer
C. Either I or II alone sufficient to answer
D. Both I and II are not sufficient to answer
E. Both I and II are necessary to answer
Answer» E. Both I and II are necessary to answer
Discussion
29.

What is the speed of the boat in still water?

I.

The boat covers a distance of 48 kms in 6 hours while running upstream.

II.

The boat covers the same distance in 4 hours while running downstream.

A. I alone sufficient while II alone not sufficient to answer
B. II alone sufficient while I alone not sufficient to answer
C. Either I or II alone sufficient to answer
D. Both I and II are not sufficient to answer
E. Both I and II are necessary to answer
Answer» F.
Discussion
30.

What is the speed of the boat in still water?

I.

The speed downstream is 12 kmph.

II.

The speed upstream is 4 kmph.

III.

In a to and fro journey between two points, the average speed of the boat was 6 kmph.

A. I and II only
B. All I, II and III
C. III, and either I or II
D. Any two of the three
E. None of these
Answer» E. None of these
Discussion
31.

A boatman goes 2 km against the current of the stream in 1 hour and goes 1 km along the current in 10 minutes. How long will it take to go 5 km in stationary water?

A. 40 minutes
B. 1 hour
C. 1 hr 15 min
D. 1 hr 30 min
Answer» D. 1 hr 30 min
Discussion
32.

Pawan can row 24 km/h in still water. When the river is running at 4.8 km/h, it takes him 1 h to row to a place and to come back. How far is the place ?

A. 11.52 km
B. 14 km
C. 12.52 km
D. 15 km
Answer» B. 14 km
Discussion
33.

A man can row 6 km/h in still water. If the speed of the current is 2 km/h, it takes 3 h 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
Answer» C. 20 km
Discussion
34.

The speed of the current is 5 km/h. A motorboat goes 10 km upstream and back again to the starting point in 50 min. The speed, (in km/h) of the motorboat in still water is ?

A. 20 km/h
B. 26 km/h
C. 25 km/h
D. 28 km/h
Answer» D. 28 km/h
Discussion
35.

A boat's man goes 48 km downstream in 8 hours and returns back in 12 hours. Find the speed of the boat in still water and the rate of the stream ?

A. 5 km/hr; 1 km/hr
B. 10 km/hr; 2 km/hr
C. 6 km/hr; 1.5 km/hr
D. None of these
Answer» B. 10 km/hr; 2 km/hr
Discussion
36.

A man can row 60 km downstream in 6 hours. If the speed of the current is 3 km/hr, then find in what time will he be able to cover 16 km upstream ?

A. 4.5 hours
B. 4 hours
C. 5 hours
D. 5.5 hours
Answer» C. 5 hours
Discussion
37.

A boat travels upstream from B to A and downstream from A to B in 3 hours. If the speed of the boat in still water is 9km/hr and the speed of the current is 3 km/hr the distance between A and B is ?

A. 4 km
B. 6 km
C. 8 km
D. 12 km
Answer» E.
Discussion
38.

A boat cover a distance of 30 km downstream in 2 h while it takes 6 h to cover the same distance distance upstream. What is the speed of the boat (in km/h) ?

A. 5
B. 7.5
C. 13
D. 10
Answer» E.
Discussion
39.

speed of a boat in standing water is 7 km/hr and the speed of the stream is 1.5 km/hr. A distance of 7.7 km. going upstream is covered in ?

A. 1 hr. 15 min.
B. 1 hr. 12 min.
C. 1 hr. 24 min.
D. 2 hr. 6 min.
Answer» D. 2 hr. 6 min.
Discussion
40.

A man can row at 10 km/h in still water. If he takes total 5 h to go to a place 24 km away and return, then the speed of the water current is ?

A. 2 km/h
B. 3 km/h
C. 1/2 km/h
D. 1 km/h
Answer» B. 3 km/h
Discussion
41.

A sailor sails a distance of 48 km along the flow of a river in 8 h. If it takes 12 h to return the same distance, then the speed of the flow of the river is ?

A. 0.5 km/h
B. 1 km/h
C. 1.5 km/h
D. 2 km/h
Answer» C. 1.5 km/h
Discussion
42.

Sameer can row a certain distance downstream in 24 h and can come back covering the same distance in 36 h. If the stream flows at the rate of 12 km/h, find the speed of Sameer in still water ?

A. 30 km/h
B. 15 km/h
C. 40 km/h
D. 60 km/h
Answer» E.
Discussion
43.

Ashutosh can row 24 km/h in still water. It takes him twice as long to row up as to row down the river. Find the rate of stream. ?

A. 4 km/h
B. 18 km/h
C. 8 km/h
D. 15 km/h
Answer» D. 15 km/h
Discussion
44.

A man can row 44 km downstream in 4 hours. If the man's rowing rate in still water is 8 km/hr, then find in what time will he cover 25 km upstream ?

A. 5 hours
B. 6 hours
C. 4.5 hours
D. 4 hours
Answer» B. 6 hours
Discussion
45.

A boat goes 12 km in 1 h in still water. It takes thrice time in covering the same distance against the current. Find the speed of the current. ?

A. 8 km/h
B. 12 km/h
C. 6 km/h
D. 7 km/h
Answer» B. 12 km/h
Discussion
46.

A boat can travel with a speed of 13 km/hr in still water. If the speed of stream is 4 km/hr in the same direction, time taken by boat to go 63 km in opposite direction is

A. 9 hrs
B. 4 hrs
C. 7 hrs
D. <table><tr><td rowspan="2">3</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>9</center></td><td rowspan="2">hrs</td></tr><tr><td style="text-align: center;">17</td></tr></table>
E.
Answer» C. 7 hrs
Discussion
47.

On a river, Q is the mid-point between two points P and R on the same bank of the river. A boat can go from P to Q and back in 12 hours, and from P to R in 16 hours 40 minutes. How long would it take to go from R to P ?

A. <table><tr><td rowspan="2">3</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">hrs</td></tr><tr><td style="text-align: center;">3</td></tr></table>
B. 5 hours
C. <table><tr><td rowspan="2">6</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2</center></td><td rowspan="2">hrs</td></tr><tr><td style="text-align: center;">3</td></tr></table>
D. <table><tr><td rowspan="2">7</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">hrs</td></tr><tr><td style="text-align: center;">3</td></tr></table>
Answer» E.
Discussion
48.

If the speed of a boat in still water is 20 km/hr and the speed of the current is 5 km/hr, then the time taken by the boat to travel 100 km with the current is :

A. 2 hours
B. 3 hours
C.
D. 4 hours
E. 7 hours
Answer» D. 4 hours
Discussion
49.

In a river, the ratio of the speed of stream and speed of a boat in still water is 2 : 5 Again, ratio of the speed of stream and speed of an another boat in still water is 3 : 4. What is the ratio of the speeds of the first boat to the second boat in still water ?

A. 10 : 7
B. 15 : 8
C. 4 : 3
D. 5 : 4
Answer» C. 4 : 3
Discussion
50.

A man can row against the current three-fourth of a kilometre in 15 min and returns same distance in 10 min, then ratio of his speed to that of current is ?

A. 3 : 5
B. 5 : 3
C. 1 : 5
D. 5 : 1
Answer» E.
Discussion