RRB-NTPC 2021 Questions

11 Jun 2021 • Shift 2

93 Questions AvailableTake as Test
Question 1
Arithmetic

C is the third proportional of 29 and B. If B is the sum of the first three even natural numbers, then find the value of C. (Rounded off to two decimal places)

A
3.53
B
3.85
C
7.64
D
4.97
Question 2
Arithmetic

Which of the following rivers flows through Rajasthan?

A
Teesta
B
Tapi
C
Luni
D
Jhelum
Question 3
Arithmetic

Who among the following won the 2024 US Open Women's Singles title?

A
Coco Gauff
B
Aryna Sabalenka
C
Iga Świątek
D
Elena Rybakina
Question 4
Arithmetic

Which of the following numbers is divisible by both 6 and 31?

A
3720
B
2132
C
4916
D
2858
Question 5
Arithmetic

Which of the following is the primary basis for allocating seats in the Rajya Sabha among various States and Union Territories in India?

A
Economic contribution of each state
B
Population of each state or union territory
C
Geographical area of each state
D
Literacy rate of the population
Question 6
Arithmetic

In a certain code language, 'PACE' is coded as '2468' and 'COST' is coded as '1327'. What is the code for 'C' in the given code language?

A
6
B
1
C
7
D
2
Question 7
Arithmetic

The quadratic equation $2x^2 + 4x + 8 = 0$ has:

A
two equal real roots
B
two distinct real roots
C
more than 2 real roots
D
no real roots
Question 8
Arithmetic

If '+' means '−', '−' means '×', '×' means '÷' and '÷' means '+', then what will come in place of the question mark (?) in the following equation?  55 – 8 ÷ 3 + 15 × 5 = ?

A
440
B
400
C
420
D
450
Question 9
Arithmetic

Pipes A and B can fill an empty cistern in 84 minutes and 36 minutes, respectively. Both Pipe A and Pipe B are opened together. After how much time should Pipe B be turned off so that the empty cistern is completely filled in a total of 42 minutes?

A
18 minutes
B
12 minutes
C
15 minutes
D
24 minutes
Question 10
Arithmetic

What was the sex ratio in India as per the 2011 Census data?

A
943 females per 1000 males
B
950 females per 1000 males
C
940 females per 1000 males
D
948 females per 1000 males
Question 11
Arithmetic

Which Indian state shares its border with Bhutan and Bangladesh?

A
Assam
B
Meghalaya
C
Mizoram
D
Sikkim
Question 12
Arithmetic

This question is based on the five, three-digit numbers given below. (Left) 236 758 230 563 263 (Right) (Example- 697 – First digit = 6, second digit = 9 and third digit = 7) (NOTE: All operations to be done from left to right.) What will be the resultant if the first digit of the lowest number is subtracted from the first digit of the highest number?

A
5
B
6
C
8
D
4
Question 13
Arithmetic

According to the Periodic Labour Force Survey (PLFS) report, what was the Labour Force Participation Rate (LFPR) for women in 2021-22?

A
42.70%
B
32.80%
C
14.80%
D
23.50%
Question 14
Arithmetic

The Maitrakas of Valabhi were initially the:

A
rivals of the Guptas
B
subordinates of the Guptas
C
rulers of an independent empire
D
part of the Hunas
Question 15
Arithmetic

Which of the following letter-clusters should replace # and % so that the pattern and relationship followed between the letter-cluster pair on the left side of :: is the same as that on the right side of :: ? #: NHP :: RLT: %

A
# = OIR, % = QKS
B
# = OIQ, % = QLS
C
# = OIQ, % = QKR
D
# = OIQ, % = QKS
Question 16
Arithmetic

A, B, C, D, R, S and T are sitting around a circular table facing the centre of the table. B sits fourth to the right of R. Only two people sit between T and D when counted from the left of T. A sits third to the left of C. S is an immediate neighbour of C and D. How many people sit between B and S when counted from the left of S?

A
Two
B
One
C
Three
D
Four
Question 17
Arithmetic

This question is based on the five, three-digit numbers given below. (Left) 144 743 290 258 799 (Right) (Example- 697 – First digit = 6, second digit = 9 and third digit = 7) (NOTE: All operations to be done from left to right.) What will be the resultant if the second digit of the highest number is subtracted from the third digit of the lowest number?

A
-5
B
-4
C
-6
D
-2
Question 18
Arithmetic

What is the mode of the following data? 77, 86, 89, 74, 69, 84, 87, 80, 60, 64, 79, 63, 83, 82, 81, 89, 80, 69, 73, 74, 87, 68, 74, 77, 67, 74

A
74
B
86
C
89
D
77
Question 19
Arithmetic

What sum of money (in ₹) will amount to ₹720 at 4% per annum simple interest in 5 years?

A
600
B
650
C
550
D
3,600
Question 20
Arithmetic

Two positive numbers differ by 2858. When the greater number is divided by the smaller number, the quotient is 5 and the remainder is 178. What is the HCF of the greater of the two given numbers and 3828?

A
17
B
13
C
12
D
11
Question 21
Arithmetic

Which of the following statements is true about the Permanent Lok Adalat under Section 22-B of The Legal Services Authorities Act, 1987?

A
The award of the Permanent Lok Adalat is not binding on the parties.
B
The Permanent Lok Adalat has jurisdiction over disputes related to criminal offences.
C
The Permanent Lok Adalat can only act as a conciliator and cannot decide disputes.
D
The Permanent Lok Adalat can handle cases up to a certain monetary limit (currently ₹1 crore).
Question 22
Arithmetic

What was the unknown element under aluminium called?

A
Neo-Aluminium
B
Proto-Aluminium
C
Eka-Aluminium
D
Meta-Aluminium
Question 23
Arithmetic

As per the SDG India Index 2023-24, what was the estimated percentage of reduction in the population living in multidimensional poverty between 2015-16 and 2019-21?

A
From 30% to 20%
B
From 24.8% to 14.96%
C
From 20% to 12%
D
From 15% to 10%
Question 24
Arithmetic

What should come in place of the question mark (?) in the given series? 402 400 396 390 382 ?

A
376
B
372
C
370
D
374
Question 25
Arithmetic

In this question, a group of numbers is coded by using letters and symbols as per the table given below and the conditions which follow. Number 7 8 2 3 4 5 6 Code Z Q # @ % $ U Conditions: 1. If the 1st and 2nd digits are even, both are to be coded as 'A'. 2. If the 1st and last digits are odd, both are to be coded as the code for the 1st digit. 3. If the 3rd and 4th digits are even, their codes are to be interchanged. What is the correct combination of codes (by following only the applicable condition(s)) for the given digits? 48719

A
QQZJS
B
%QZJS
C
AAZJS
D
%%ZJS
Question 26
Arithmetic

A shopkeeper marks the price of an article at ₹5,960. Find the cost price if after allowing a discount of 9% he still gains 30% on the cost price.

A
₹4,277
B
₹4,154
C
₹4,172
D
₹4,142
Question 27
Arithmetic

Which of the following is not a 'Ghana Vadya'?

A
Mridangam
B
Manjira
C
Khartal
D
Jaltarang
Question 28
Arithmetic

Which of the following statements about Small Causes Courts is correct?

A
They can hear appeals from Nyaya Panchayats.
B
They deal exclusively with criminal cases of a minor nature.
C
Their decisions are final but subject to High Court's revision.
D
They exist in all states under a uniform nomenclature.
Question 29
Arithmetic

What should come in place of the question mark (?) in the given series based on the English alphabetical order? ZYB GFI NMP UTW ?

A
BDA
B
ADB
C
BAD
D
ABD
Question 30
Arithmetic

P, Q, R, S, T, U and V are sitting around a circular table facing the centre. Only two people sit between T and Q when counted from the left of Q. U sits third to the left of S. P sits to the immediate right of S. P sits second to the left of T. V is an immediate neighbour of U. How many people sit between Q and R when counted from the left of R?

A
4
B
2
C
3
D
1
Question 31
Logical

Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? EK19, GM28, IO37, KQ46, ?

A
MS55
B
MR55
C
MR56
D
MS56
Question 32
Logical

According to the United Nations Convention on the Law of the Sea (UNCLOS), India's Exclusive Economic Zone (EEZ) extends upto ________.

A
500 nautical miles
B
300 nautical miles
C
400 nautical miles
D
200 nautical miles
Question 33
Logical

From a point 15 m away from the base of a tree, the angle of elevation to the top is $45^\circ$. What is the height of the tree?

A
10 m
B
18 m
C
15 m
D
12 m
Question 34
Logical

Who among the following has been appointed as the Private Secretary to the Prime Minister Narendra Modi in March 2021?

A
Anju Rathi
B
Amitabh Kant
C
Ajay Bhadoo
D
Nidhi Tewari
Question 35
Logical

What happens when you use the Format Painter tool in MS Word?

A
It changes the page orientation.
B
It inserts a hyperlink.
C
It deletes the selected text.
D
It copies formatting (e.g., font, color) from one piece of text to another.
Question 36
Logical

Akshay has ₹1,218 with him. He divided it amongst his sons Arjun and Kartik and asked them to invest it at 10% rate of interest per annum, compounded annually. It was seen that Arjun and Kartik got the same amount after 12 and 13 years, respectively. How much amount (in ₹) did Akshay give to Kartik?

A
₹430
B
₹638
C
₹580
D
₹738
Question 37
Logical

Which feature of the phosphodiester bond contributes most to the overall negative charge of the DNA molecule?

A
The phosphate group's ionisable oxygen atoms
B
The ribose sugar
C
The methyl group of thymine
D
The nitrogen in purines
Question 38
Logical

Which of the following statements regarding the Supreme Court's interim order in the Ranveer Allahbadia case (February 2021) is/are correct? The Supreme Court granted interim protection to Allahbadia but harshly criticised his remarks as obscene and vulgar. The Court ruled that Allahbadia was free to travel abroad without any restrictions since the remarks were made behind a paywall.

A
Neither 1 nor 2
B
Only 1
C
Only 2
D
Both 1 and 2
Question 39
Logical

The mean and the mode of a set of data are 47.4 and 61.6, respectively. Find the median of the data set, using the empirical formula. (Round off your answer to one decimal place.)

A
53.8
B
52.1
C
51.7
D
52.7
Question 40
Logical

Which of the following letter-clusters should replace # and % so that the pattern and relationship followed between the letter-cluster pair on the left side of :: is the same as that on the right side of :: ? #: LIE :: SPL: %

A
# = OLH, % = PMI
B
# = PQH, % = GVI
C
# = OLT, % = OAI
D
# = OOI, % = PDF
Question 41
Logical

The Charter Act of 1833 created a separate ________.

A
Federal Court
B
Supreme Court in Madras
C
Law Commission in India
D
Legislative Assembly in Delhi
Question 42
Logical

Which of the following cities hosted the important 20th Dialogue event in December 2024?

A
Doha, Qatar
B
Manama, Bahrain
C
Riyadh, Saudi Arabia
D
Abu Dhabi, UAE
Question 43
Logical

Singphos' Rebellion is associated with which region of present day India?

A
Tripura
B
Assam
C
Manipur
D
Arunachal Pradesh
Question 44
Logical

Which seasonal change marks the withdrawal of monsoon in India?

A
Rise in daytime temperature
B
Southward shift of ITCZ
C
Onset of monsoon
D
Return of polar jet
Question 45
Logical

In quadrilateral PQRS, ∠P, ∠Q, ∠R and ∠S taken in order are in the ratio 2 : 8 : 3 : 7. Which type of quadrilateral is PQRS?

A
Trapezium
B
Rhombus
C
Kite
D
Square
Question 46
Logical

Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only. (Left) 1 6 $ 1 * 6 5 9 6 % % 1 * * £ 2 * 6 5 $ @ 6 (Right) How many such numbers are there each of which is immediately preceded by a number and also immediately followed by a symbol?

A
3
B
4
C
2
D
5
Question 47
Logical

A man spends 40% of his monthly salary on house rent. If every month, he also spends ₹442 on conveyance and ₹9,115 on grocery and saves the remaining ₹946, his monthly salary is:

A
₹17,603
B
₹17,505
C
₹17,468
D
₹17,475
Question 48
Logical

What will come in the place of the question mark (?) in the following equation, if ‘+’ and ‘−’ are interchanged and ‘×’ and ‘÷’ are interchanged?  151 ÷ 3 + 168 × 8 − 145 = ?

A
577
B
557
C
547
D
567
Question 49
Logical

The volume of a right circular cone is 1078 cm$^3$. Find the total surface area of the cone if its height is 21 cm. (Use  \(\pi \)  = 22/7)

A
154 cm$^2$
B
154√10cm 2
C
154(1+√10)cm 2
D
22(7+√10)cm 2
Question 50
Logical

A can finish a work in 2 days and B can do the same work in 52 days. B worked alone for 26 days and left the job. In how many days can A alone finish the remaining work?

A
3
B
2
C
1
D
4
Question 51
Logical

What will come in place of the question mark (?) in the following equation if '÷' and '–' are interchanged and '×' and '+' are interchanged?  56 + 41 ÷ 12054 – 123 × 891 = ?

A
811
B
3089
C
1307
D
1557
Question 52
Logical

What should come in place of the question mark (?) in the given series? 99 92 105 98 111 104 ? 110

A
117
B
92
C
125
D
97
Question 53
Logical

Who was appointed the new Director General of the International Solar Alliance (ISA) in November 2024?

A
Ajay Mathur
B
Upendra Tripathy
C
Ashish Khanna
D
RK Singh
Question 54
Logical

In a certain code language, 'LATE' is coded as '8054' and 'TEAM' is coded as '4087'. What is the code for 'M' in the given code language?

A
4
B
8
C
0
D
7
Question 55
Logical

35 is related to 70 following a certain logic. Following the same logic, 24 is related to 48. To which of the following is 11 related, following the same logic? (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 – Operations on 13 such as adding/subtracting/multiplying to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)

A
23
B
20
C
21
D
22
Question 56
Logical

In February 2021, the Broadcast Services Regulation Bill, 2023 was introduced in the Parliament. What is a key provision under this draft legislation?

A
Unified regulation of cable, satellite and OTT platforms
B
Mandatory pre-censorship of digital news content
C
Transfer of all broadcasting regulation powers to state governments
D
Ban on airing foreign content between 7 p.m. and 10 p.m.
Question 57
Logical

Which of the following tree species is an example of deciduous vegetation in India?

A
Babool
B
Bamboo
C
Sal
D
Deodar
Question 58
Logical

What was the life expectancy at birth in India as per the 2021 World Health Organization data?

A
67.3 years
B
70.8 years
C
65.3 years
D
72.1 years
Question 59
Logical

The product of two consecutive positive integers is 960. If the smaller of these two integers is represented by x, which of the options below will correspond to the equation for finding the value of x?

A
$x^2 - x + 960 = 0$
B
$x^2 + x - 960 = 0$
C
$x^2 - x - 960 = 0$
D
$x^2 + x + 960 = 0$
Question 60
GK

"Swadesh Sevak Home" is related to which of the following national freedom initiatives?

A
Home Rule Movement
B
Ghadar Movement
C
Non-Cooperation Movement
D
Swadeshi Movement
Question 61
GK

VBDP is related to ZWHK in a certain way based on the English alphabetical order. In the same way, DRLF is related to HMPA. To which of the following is LHTV related, following the same logic?

A
OCWR
B
QBYR
C
QDYP
D
PCXQ
Question 62
GK

P is a point outside a circle and is 17 cm away from its centre. A secant drawn from the point P intersects the circle at points A and B in such a way that PA = 8 cm and AB = 7 cm, where PB > PA. The radius of the circle is:

A
13 cm
B
12 cm
C
15 cm
D
14 cm
Question 63
GK

Mr. T starts from Point D and drives 3 km towards the east. He then takes a right turn, drives 7 km, turns right and drives 6 km. He then takes a right turn and drives 4 km, and then turns right and drives 3 km. He takes a final left turn, drives 1 km and stops at Point H. How far (shortest distance) and towards which direction should he drive in order to reach Point D again? (All turns are $90^\circ$ degree turns only unless specified.)

A
2 km towards the south
B
7 km towards the west
C
5 km towards the east
D
2 km towards the north
Question 64
GK

In a certain code language, 'A + B' means 'A is the mother of B', 'A - B' means 'A is the brother of B', 'A × B' means 'A is the wife of B' and 'A ÷ B' means 'A is the father of B'. Based on the above, how is M related to Q if 'M – N ÷ O + P × Q'?

A
Wife's Father's Brother
B
Wife's Mother's Father's Brother
C
Wife's Father's Father
D
Wife's Mother's Father
Question 65
GK

Which of the following states announced the 'Ama Similipal Yojana' with a budget outlay of ₹50 crore to enhance livelihoods and promote ecotourism and cultural tourism?

A
Karnataka
B
Assam
C
Madhya Pradesh
D
Odisha
Question 66
GK

What is the standard method to save your work in PowerPoint?

A
Select 'Save' from the Design tab
B
Use the File tab and select 'Save' or press Ctrl + S
C
Exit the program without saving
D
Click on the Insert tab
Question 67
GK

The Maski Ashoka Inscription is situated in which state of India?

A
Bihar
B
Andhra Pradesh
C
Odisha
D
Karnataka
Question 68
GK

Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusion(s) logically follow(s) from the statements. Statements: Some water is pink. All pink are buildings. All buildings are tall. Conclusions: (I) Some pink is water. (II) Some buildings are pink.

A
Both conclusions (I) and (II) follow.
B
Neither conclusion (I) nor (II) follows.
C
Only conclusion (II) follows.
D
Only conclusion (I) follows.
Question 69
GK

The average of three numbers is 23. If two numbers are 11 and 25, the third number is:

A
34
B
32
C
35
D
33
Question 70
GK

A trader lost 5% by selling a shirt for ₹950. He will gain x% by selling it for ₹1,360. The value of x is:

A
51
B
46
C
36
D
26
Question 71
GK

Which output device is specifically designed to produce high-quality printed graphics and text?

A
Joystick
B
Inkjet Printer
C
Dot Matrix Printer
D
Projector
Question 72
GK

Which keyboard shortcut is used to make the selected text bold in MS Word 365?

A
Ctrl + 1
B
Ctrl + B
C
Ctrl + D
D
Ctrl + U
Question 73
GK

Who among the following is appointed as the President of the upcoming COP30 Summit?

A
Luiz Inácio Lula da Silva
B
Marina Silva
C
André Aranha Corrêa do Lago
D
Jair Bolsonaro
Question 74
GK

Seven boxes, D, E, F, G, S, T and U, are kept one over the other but not necessarily in the same order. Only two boxes are kept between T and E. Only S is kept above G. No box is kept below E. D is kept at some place below F but at some place above U. Which box is kept third above U?

A
G
B
D
C
T
D
F
Question 75
GK

Based on the English alphabetical order, three of the following four letter-clusters are alike in a certain way and thus form a group. Which letter-cluster DOES NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)

A
LKP
B
QRU
C
EFI
D
MNQ
Question 76
GK

In November 2024, NITI Aayog launched the 'Accelerating Sustainable State Energy Transition (ASSET)' initiative. What is the primary objective of this initiative?

A
To develop nuclear energy infrastructure across states
B
To enhance energy efficiency in industrial sectors
C
To support states in achieving their renewable energy targets
D
To promote electric vehicle adoption in urban areas
Question 77
GK

The sum of the age of A and 4 times the age of B is 34 years. When 3 times the age of A is added to 7 times the age of B, the result is 97 years. The sum of the ages (in years) of A and B is:

A
28
B
31
C
33
D
30
Question 78
GK

The population of a village was 1,10,000. It increased by 5% in the first year and increased by 25% in the second year. Its population after two years is

A
1,44,375
B
1,37,500
C
1,15,500
D
1,43,000
Question 79
GK

Which of the following letter-clusters should replace # and % so that the pattern and relationship followed between the letter-cluster pair on the left side of :: is the same as that on the right side? # : PRU :: WZC : %

A
PRU, WZC
B
WZC, PRU
C
QSV, YBE
D
OQT, XAD
Question 80
GK

C, O, U, N, T, and Y live on six different floors of the same building. The lowermost floor in the building is numbered 1, the floor above it, number 2 and so on, till the topmost floor is numbered 6. Only two people live above C. Only two people live between C and T. Only N lives between C and U. Y lives immediately below C. Who lives on the floor, numbered 2?

A
T
B
N
C
U
D
O
Question 81
GK

In Windows 10 File Explorer, how can you group files by their type?

A
Use the 'View' tab and select 'Details'
B
Use the 'Group by' option and select 'Type'
C
Rename all files with the same type
D
Use the 'Sort by' option and select 'Name'
Question 82
GK

Seven boxes, A, B, C, D, E, F and G, are kept one over the other but not necessarily in the same order. Only three boxes are kept below B. Only two boxes are kept between B and G. Only A is kept immediately above E. F is kept in some place below D and in some place above C. How many boxes are kept below C?

A
2
B
4
C
1
D
3
Question 83
GK

What is the term duration for representatives in municipalities in India?

A
7 years
B
10 years
C
3 years
D
5 years
Question 84
GK

Town P is to the east of Town Q. Town Q is to the south of Town R. Town R is to the east of Town S. Town S is to the west of Town T. Town P is to the south-west of Town T. What is the position of Town R with respect to Town T?

A
West
B
South
C
East
D
North
Question 85
GK

After allowing a discount of 80%, the value of an oven is ₹5,180. If no discount is allowed, then the shopkeeper gains 48%. Find the cost price (in ₹) of the oven.

A
17,502
B
17,503
C
17,501
D
17,500
Question 86
GK

If 1 is added to each odd digit and 2 is subtracted from each even digit in the number 3816427, how many digits will appear more than once in the new number thus formed?

A
Four
B
Two
C
One
D
Three
Question 87
GK

What is the central theme of the first five anthologies (Kuruntokai, Narrinai, Akananuru, Ainkurunuru, and Kalittokai) of the Ettuttokai in the Sangam literature?

A
Philosophy
B
Akam
C
Religion
D
Puram
Question 88
GK

In February 2021, what was the protein isoform '1N4R tau' identified by the University of Cologne being explored for?

A
Managing chronic kidney disorders
B
Preventing insulin resistance
C
Treating Alzheimer's disease
D
Curing sickle cell anemia
Question 89
GK

The average of Anwar's marks in seven subjects is 75. His average in six subjects excluding Science is 70. How many marks did he get in Science?

A
105
B
107
C
104
D
106
Question 90
GK

Which is NOT an advantage of a Lok Adalat?

A
Binding decisions
B
Speedy resolution
C
No court fees
D
Right to appeal
Question 91
GK

Based on the English alphabetical order, three of the following four letter-cluster pairs are alike in a certain way and thus form a group. Which letter-cluster pair DOES NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)

A
NK-LI
B
TQ-RO
C
KH-HH
D
YV-WT
Question 92
GK

Which of the following ratios is the greatest?

A
33:51
B
38:64
C
32:86
D
26:59
Question 93
GK

In December 2024, India mourned the passing of Dr Manmohan Singh. In which year did Dr Manmohan Singh first become the Prime Minister of India?

A
2004
B
1999
C
2001
D
1991