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SSC CGL Exam  >  SSC CGL Tests  >  SSC CGL Tier 2 - Study Material, Online Tests, Previous Year  >  MCQ: Boats and Streams - 2 - SSC CGL MCQ

MCQ: Boats and Streams - 2 - SSC CGL MCQ


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15 Questions MCQ Test SSC CGL Tier 2 - Study Material, Online Tests, Previous Year - MCQ: Boats and Streams - 2

MCQ: Boats and Streams - 2 for SSC CGL 2024 is part of SSC CGL Tier 2 - Study Material, Online Tests, Previous Year preparation. The MCQ: Boats and Streams - 2 questions and answers have been prepared according to the SSC CGL exam syllabus.The MCQ: Boats and Streams - 2 MCQs are made for SSC CGL 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for MCQ: Boats and Streams - 2 below.
Solutions of MCQ: Boats and Streams - 2 questions in English are available as part of our SSC CGL Tier 2 - Study Material, Online Tests, Previous Year for SSC CGL & MCQ: Boats and Streams - 2 solutions in Hindi for SSC CGL Tier 2 - Study Material, Online Tests, Previous Year course. Download more important topics, notes, lectures and mock test series for SSC CGL Exam by signing up for free. Attempt MCQ: Boats and Streams - 2 | 15 questions in 15 minutes | Mock test for SSC CGL preparation | Free important questions MCQ to study SSC CGL Tier 2 - Study Material, Online Tests, Previous Year for SSC CGL Exam | Download free PDF with solutions
MCQ: Boats and Streams - 2 - Question 1
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If the upstream speed and downstream speed of a boat are 15 km/hr and 25 km/hr, what is the speed of stream?

Detailed Solution for MCQ: Boats and Streams - 2 - Question 1

Speed of the stream 

Hence, Option A is correct.

MCQ: Boats and Streams - 2 - Question 2
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The still water speed of a boat is 30 km/hr. It goes 28 km upstream in 1 hour 45 minutes. What is the downstream speed of the boat?

Detailed Solution for MCQ: Boats and Streams - 2 - Question 2

1 hour 45 minutes = 1.75 hours

Speed of stream = 30 – 16 = 14 km/hr
So the answer = 30 + 14 = 44 km/hr
Hence, Option D is correct.

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MCQ: Boats and Streams - 2 - Question 3
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A boat can cover 60 km downstream in 2 hours when its engine is working and 10 km in 2 hours with the flow (when the engine is off). What is the upstream speed of the boat?

Detailed Solution for MCQ: Boats and Streams - 2 - Question 3


Reqd. speed = 30 – 5 × 2 = 20 km/hr
Hence, Option D is correct.

MCQ: Boats and Streams - 2 - Question 4
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A sailor goes 24 km downstream in 48 minutes and returns in 1 hour 20 minutes. What is the ratio of the upstream speed to the downstream speed?
Detailed Solution for MCQ: Boats and Streams - 2 - Question 4

1 hour 20 minutes = 80 minutes
Upstream time : Downstream time = 80 : 48 = 5 : 3
Upstrem speed : Downstream speed = 3 : 5
Hence, Option D is correct.

MCQ: Boats and Streams - 2 - Question 5
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If the downstream speed of a boat is 19 km/hr and the speed of the stream is 4 km/hr, what is the upstream speed of the boat?
Detailed Solution for MCQ: Boats and Streams - 2 - Question 5

Upstream speed of the boat = 19 – 4 × 2 = 11 km/hr
Hence, Option C is correct.

MCQ: Boats and Streams - 2 - Question 6
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If the upstream speed of a boat is 17 km/hr and the speed of the stream is 4 km/hr, what is the speed of the boat in still water?
Detailed Solution for MCQ: Boats and Streams - 2 - Question 6

Speed of the boat in still water = 17 + 4 = 21 km/hr
Hence, Option C is correct.

MCQ: Boats and Streams - 2 - Question 7
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A man rows a boat 48 km downstream in 3 hours and returns the same distance upstream in 6 hours. What is the ratio of the upstream speed to the downstream speed?
Detailed Solution for MCQ: Boats and Streams - 2 - Question 7


So the answer = 8 : 16 = 1 : 2
Hence, Option A is correct.

MCQ: Boats and Streams - 2 - Question 8
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Boat A beats Boat B by 100 meters in a 1000 meters downstream race. What is the ratio of the downstream speed of Boat A to that of Boat B?
Detailed Solution for MCQ: Boats and Streams - 2 - Question 8

Speed → A : B = 1000 : (1000 – 100) = 10 : 9
Hence, Option D is correct.

MCQ: Boats and Streams - 2 - Question 9
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A man swims 1 km upstream in 1/4 hour. If the speed of the current is 1 km/ hour, in how many seconds can it swim 400 meters upstream?
Detailed Solution for MCQ: Boats and Streams - 2 - Question 9


So the answer = 0.10 × 3600 = 360 seconds
Hence, Option B is correct.

MCQ: Boats and Streams - 2 - Question 10
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If the difference between the downstream speed and upstream speed of a boat is 8 km/hr, what is the speed of stream?
Detailed Solution for MCQ: Boats and Streams - 2 - Question 10


Hence, Option C is correct.

MCQ: Boats and Streams - 2 - Question 11
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If the ratio of the speed of stream to the speed of a boat in still water is 1 : 3, the downstream speed is what percentage of the upstream speed of the boat?
Detailed Solution for MCQ: Boats and Streams - 2 - Question 11


Hence, Option D is correct.

MCQ: Boats and Streams - 2 - Question 12
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If a boat can cover 800 meters upstream in 200 seconds, in how many minutes can it cover 84 km downstream?
Detailed Solution for MCQ: Boats and Streams - 2 - Question 12

Since neither the downstream speed nor the speed of the stream is given, the answer cannot be determined.
Hence, Option D is correct.

MCQ: Boats and Streams - 2 - Question 13
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A boat goes 12 km downstream and comes back to the starting point in 4 hours. If the speed of the stream is half the speed of the boat in still water, what is the speed of the stream?
Detailed Solution for MCQ: Boats and Streams - 2 - Question 13

Let the speed of stream = x km/hr
Speed of the boat in still water = 2x km/hr

16 = 4x

So the answer = 4 km/hr
Hence, Option B is correct.

MCQ: Boats and Streams - 2 - Question 14
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If the upstream speed and downstream speed of a boat are 9 km/hr and 36 km/hr, respectively, what is the speed of the boat in still water?
Detailed Solution for MCQ: Boats and Streams - 2 - Question 14

Speed of the boat in still water 

Hence, Option B is correct.

MCQ: Boats and Streams - 2 - Question 15
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A man swims 5 km downstream in 1 hour. If the speed of the current is 1 km/hr, in how many minutes can he swim 200 meters upstream?
Detailed Solution for MCQ: Boats and Streams - 2 - Question 15


US = 5 – 2 = 3 km/hr

Hence, Option D is correct.

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MCQ: Boats and Streams - 2

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