RRB-NTPC 2021 Questions

17 Jun 2021 • Shift 1

98 Questions AvailableTake as Test

Question 1

Arithmetic

Dholavira site of Indus Valley Civilization is best known for which of the following practices?

Making of carts

Rock-cut architecture

Water conservation system

Use of iron implements

Question 2

Arithmetic

K, M, L, N, O and V 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 one person lives below K. Only three people live between L and K. N lives on a floor below K. O lives on an even-numbered floor. M lives on an odd-numbered floor but not on floor number 5. How many people live between V and K?

Two

One

Three

Four

Question 3

Arithmetic

Each of P, Q, R, S, T, U and V has an exam on a different day of a week starting from Monday and ending on Sunday of the same week. U has an exam on Saturday. Only 4 people have an exam between S and T, neither of whom has an exam on Monday. P has an exam immediately after R, and V has an exam immediately before R. T has an exam after P. How many people have an exam after S?

Question 4

Arithmetic

Who among the following led the Vidarbha team to victory in the Ranji Trophy 2024-25?

Atharva Taide

Faiz Fazal

Shrikant Wagh

Akshay Wadkar

Question 5

Arithmetic

If you want your audience to NOT see your notes in the MS PowerPoint 365 slides, which view should you use during slide show?

Reading View

Slide Show View

Presenter View

Outline View

Question 6

Arithmetic

In a certain code language, 'CALM' is coded as '2468' and 'LIVE' is coded as '8537'. What is the code for 'L' in the given language?

Question 7

Arithmetic

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: All rabbits are squirrel. Some squirrels are rats. All rats are mammals. Conclusions: (I) Some mammals are squirrel. (II) Some rats are rabbits.

Only conclusion (II) follows

Both conclusions (I) and (II) follow

Only conclusion (I) follows

Neither conclusion (I) nor conclusion (II) follows

Question 8

Arithmetic

A retailer allows a 22% discount on the marked price. What should be the marked price (in ₹) of an item whose cost price is ₹780, in order to make a profit of 26%?

1,257

1,258

1,260

1,261

Question 9

Arithmetic

Kabir, Jasbir, Urmila, Richa, Prem, Deep and Sonika are sitting around a circular table, facing the centre. Sonika sits third to the right of Prem. Kabir sits to the immediate right of Deep. Jasbir sits second to the left of Sonika. Urmila sits third to the right of Jasbir. Who sits second to the left of Urmila?

Richa

Kabir

Jasbir

Prem

Question 10

Arithmetic

If 'A' stands for '÷', 'B' stands for 'x', 'C' stands for '+' and 'D' stands for '-', then what will come in place of the question mark (?) in the following equation? 103 C (64 A8) B 2 C 9 B 3 D 33 = ?

129

113

137

Question 11

Arithmetic

Which Article of the Constitution of India permits minorities based on language to establish educational institutes?

Article 29

Article 28

Article 30

Article 32

Question 12

Arithmetic

Prince ranked 24th from the top and 39th from the bottom in his class. How many students are there in his class?

Question 13

Arithmetic

Select the pair that follows the same pattern as that followed by the two pairs given below. Both pairs follow the same pattern. HKN: LOR DJO: HNS

AFM: EJQ

ATB: CVE

GJM: IKO

WXC: YGP

Question 14

Arithmetic

The sum of five numbers is 655. The average of the first two numbers is 77 and the third number is 102. Find the average of the remaining two numbers.

199.5

200.5

179

180

Question 15

Arithmetic

A vertical stick 14 m long, casts a shadow 5 m long on the ground. At the same time, a tower casts a shadow of 44.5 m long on the ground. The height of the tower is ______.

124.6 m

128.8 m

130.3 m

122.2 m

Question 16

Arithmetic

Select the set in which the numbers are related in the same way as are the numbers of the following sets. (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.) (37, 48, 59) (41, 52, 63)

(47, 58, 70)

(32, 43, 64)

(56, 67, 78)

(24, 35, 44)

Question 17

Arithmetic

Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only. (NOTE: All numbers are single digit numbers only.) (Left) © 9 6 £ 9 & € 8 4 4 2 @ © £ # 4 * 7 © 7 9 6 (Right) How many such numbers are there each of which is immediately preceded by a symbol and also immediately followed by a symbol?

Question 18

Arithmetic

Trade Receivables Discounting System (TReDS) is an electronic platform for facilitating the financing/discounting of trade receivables of which sector?

Pharmaceutical sector

Exporting business

Software business

MSME sector

Question 19

Arithmetic

Which of the following numbers is divisible by 16?

1382

1165

1702

1584

Question 20

Arithmetic

Which of the following lakes in Rajasthan is artificial?

Sambhar

Ana Sagar

Ramgarh

Pushkar

Question 21

Arithmetic

If the equations $x^2+3x+2=0$ and $ax^2+bx+c=0$ have both roots in common, then which of the following is NOT true?

$4a − 2b + c = 0$

$a-b+c=0$

$a + c = b$

$4a = 2c + 2b$

Question 22

Arithmetic

If '+' means 'subtraction', '-' means 'multiplication', 'x' means 'division' and '÷' means 'addition', then what will come in place of the question mark (?) in the following equation? $171 ÷ 95 \times 5 - 4 + 33 = ?$

204

209

226

214

Question 23

Arithmetic

A man spends 74% of his monthly salary on house rent. If every month, he also spends ₹385 on conveyance and ₹2,725 on grocery and saves the remaining ₹621, his monthly salary is:

₹14,287

₹14,389

₹14,350

₹14,373

Question 24

Arithmetic

The ratio between the fourth proportional of 2, 8 and 12 to the mean proportional of 9 and 4 is:

10:3

11:3

8:1

9:2

Question 25

Arithmetic

If 2 is added to each odd digit and 2 is subtracted from each even digit in the number 6127385, then which of the following digits will be third from the right?

Question 26

Arithmetic

A student spends ₹300, ₹250, ₹350, ₹200, and ₹400 on groceries over five weeks. What is the average amount spent per week?

₹280

₹340

₹300

₹320

Question 27

Arithmetic

Which of the following brings winter rainfall to northern plains of India?

Easterlies

Norwesters

Bay of Bengal cyclones

Western disturbances

Question 28

Arithmetic

A, B and C alone can do a piece of work in 11, 33 and 48 days, respectively. They all started the work together, but A left after 2 days. In how many days was the remaining work completed?

Question 29

Arithmetic

According to the Charter Act of 1793, the charter of the east India company was renewed for how many years?

Question 30

Arithmetic

A person saves 40% of his income. If his expenditure is ₹360, then his income (in ₹) is:

600

144

216

640

Question 31

Logical

What should come in place of the question mark (?) in the given series based on the English alphabetical order? SUX QSV OQT MOR ?

KNP

KMO

KMP

KNO

Question 32

Logical

Which group of islands lies between 8° -12° 13" North latitude and 71° - 74° East longitude?

Andaman

Rameswaram

Lakshadweep

Nicobar

Question 33

Logical

A salesman marks his good 64% above the cost price and gives a discount of 25% on them. Find the percentage of this gain or loss.

21% gain

23% gain

20% loss

24% gain

Question 34

Logical

What is the median of the following distribution? Class 110-160 160-210 210-260 260-310 310-360 Frequency 16 15 31 24 38

245

262

278

260

Question 35

Logical

Rishi starts from Point A and drives 8 km towards North. He then takes a left turn, drives 9 km, turns left and drives 12 km. He then takes a left turn and drives 13 km. He takes a final left turn, drives 4 km and stops at Point P. How far (shortest distance) and towards which direction should he drive in order to reach Point A again? (All turns are 90-degree turns only, unless specified.)

5 km to the west

6 km to the west

3 km to the west

4 km to the west

Question 36

Logical

The median of the observations 21, 36, 73, 71, 35, 38, 49, 37, 26, 66 and 73 is:

Question 37

Logical

When was the Lokpal and Lokayukta Act came into force in India?

16 January 2011

16 January 2014

17 December 2013

16 January 2013

Question 38

Logical

Which of the following taxes has been replaced by Goods and Services Tax (GST)? 1. Additional Duty of Customs 2. State VAT 3. Central Excise Duty

Only 1 and 2

Only 2

1, 2 and 3

Only 2 and 3

Question 39

Logical

Who, writing under the pen name Ambai, is a well-known feminist writer and the author of the Tamil novel Andhi Malai?

Nalapat Balamani Amma

Daya Pawar

Akka Mahadevi

CS Lakshmi

Question 40

Logical

The sides (in cm) of a right triangle are $(x – 18)$, $(x – 25)$ and $x$. Its area (in cm²) is:

1329 

1314

1311

1320

Question 41

Logical

In a certain code language, 'GIFT' is coded as '4268' and 'TURN' is coded as '3527'. What is the code for 'T' in the given code language?

Question 42

Logical

During which event did DRDO outline its plan to develop Indian Integrated Combat Aerial Systems (IICAS)?

Defence Tech Expo 2021

Aero India 2021

Bharat Drone Summit 2024

Drone Industry Conclave 2021

Question 43

Logical

Which characteristic of the CPU determines how many instructions it can process per second?

Number of registers

Clock speed

Cache size

Power consumption

Question 44

Logical

According to Article 246 of the Indian Constitution, parliament has exclusive powers to make laws on subjects mentioned in which of the following lists?

State List

Concurrent List

Local List

Union List

Question 45

Logical

In March 2021, the Union Home Minister inaugurated the Lachit Barphukan Police Academy in Assam to honour his legacy. Who was Lachit Barphukan?

A poet from Assam

A commander of the Ahom kingdom

A military commander of the Mughals

A British-era police officer

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. (NOTE: All numbers are single digit numbers only.) (Left) @ $ 6 # % 1 4 £ * 1 £ © 7 # 4 8 3 % % 2 $ £ (Right) How many such symbols are there each of which is immediately preceded by a number and also immediately followed by a number?

Question 47

Logical

A truck travels 80 km at the speed of 40 km/hr and the next 44 km at the speed of 9 km/hr. What is its average speed (in km/hr)?

Question 48

Logical

In 1909, Sir William Hutt Curzon Wyllie, a British official, was shot and assassinated in London. Who was responsible for this act?

Khudiram Bose

Madan Lal Dhingra

Ras Bihari Bose

Subhas Chandra Bose

Question 49

Logical

The ratio of the lengths of two corresponding sides of two similar triangles is 9: 1. The ratio of the areas of these two triangles, in the order mentioned, is:

82:2

9:1

81:1

919:1

Question 50

Logical

The cost of 4 pens and 5 pencils is ₹193 and the cost of 3 pens and 6 pencils ₹165. The cost of 4 pens and 6 pencils is:

₹202

₹198

₹201

₹206

Question 51

Logical

In January 2021, the Indian Army Day was celebrated to mark which significant event?

Launch of Operation Vijay

First Republic Day Parade

Establishment of Army Headquarters

First Indian Commander-in-Chief of the Army

Question 52

Logical

Three numbers are in the ratio 5: 4:3, and their LCM is 4980. Their HCF is:

132

101

125

Question 53

Logical

Which of the following Sri Lankan cities did PM Modi visit in April 2021 to pay tribute at a sacred temple?

Kandy

Galle

Colombo

Anuradhapura

Question 54

Logical

In the Union Budget presented on 1 February 2021, what was the new income threshold up to which individuals are exempted from paying income tax under the new regime?

₹15 lakh

₹10 lakh

₹12.75 lakh

₹12 lakh

Question 55

Logical

Seven friends, A, B, C, D, N, O and P, are sitting in a straight row facing north. No one sits to the right of A. Only three people sit between A and D. Only two people sit between D and B. C sits third to the left of P. N sits to the immediate right of P. How many people sit between O and B?

One

Four

Three

Two

Question 56

Logical

Which Greek ambassador visited the court of Chandragupta Maurya?

Megasthenes

Ptolemy

Strabo

Pliny

Question 57

Logical

The value of $691 \times 709$ is:

480863

492154

496860

489919

Question 58

Logical

What was the real GDP Growth Rate of India in 2023-24, which was the highest in the previous 12 years, except for 2021-22?

6.2 %

9.2 %

15.2 %

5.2 %

Question 59

Logical

Jitesh sold an article at a loss of 11%. If he had bought the item at 5% less and had sold it for ₹739 more, then he would have gained 20%. Find the cost price (in ₹) of the article.

3,361

2,619

2,956

3,204

Question 60

Find the area of a parallelogram, whose base is $(3x – 5y + 4)$ m and height is $(x – 5y)$ m.

$(3x² + 25y² - 20xy + 4x – 20y) m²$

$(3x² - 25y² - 20xy – 4x – 20y) m²$

$(3x² + 25y² + 20xy + 4x – 20y) m²$

$(3x² - 25y² + 20xy + 4x – 20y) m²$

Question 61

Which gas is a major product of industrial production for use in aerosol propellants and air conditioning systems?

Oxygen

Methane

Carbon monoxide

Freon-12

Question 62

The easternmost extension of the Himalayas does NOT include which of the following?

Khasi Hills

Patkai Hills

Naga Hills

Mizo Hills

Question 63

In early 2021, India anticipated finalising a defense export deal worth over $200 million with the Philippines for which missile system?

BrahMos Supersonic Cruise Missile

Akash Surface-to-Air Missile

Prithvi Ballistic Missile

Nag Anti-Tank Guided Missile

Question 64

What will come in the place of the question mark (?) in the following equation, if '+' and '-' are interchanged and 'x' and '÷' are interchanged? 131 ÷ 6 + 1818 × 18 − 23 = ?

711

705

708

701

Question 65

Barun starts from Point Y and drives 19 km towards the east. He then takes a right turn, drives 28 km, turns left and drives 17 km. He then takes a left turn and drives 59 km. He takes a left turn, drives 36 km. He then turns right, drives 9 km and stops at Point Z. How far (shortest distance) and towards which direction should he drive in order to reach Point Y again? (All turns are 90-degree turns only unless specified.)

22 km towards the south

40 km towards the south

36 km towards the north

29 km towards the north

Question 66

According to the National Family Health Survey (NFHS-5), what percentage of children under five years are underweight?

19.3%

32.1%

26.7%

28.5%

Question 67

Where is the headquarter of the National Human Rights Commission in India?

New Delhi

Kolkata

Chennai

Mumbai

Question 68

In an MS Excel spreadsheet, what does the cell address B5 represent?

The value 'B5' stored in a cell

Row B and Column 5

A formula referencing another cell

Column B and Row 5

Question 69

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.)

KP - DW

RW - LD

UZ - NG

CH - VO

Question 70

Which of the following is NOT correct with respect to the Naikdas Uprising Sankheda, 1858?

The Naikdas of Sankheda took arms under both the leaders Rupa Naik and K Naik.

The revolt took place around Chhotaudepur district in Gujarat.

They resorted to guerrilla tactics, harassing the British troops and attacking the British thanas.

The leader Rupa surrendered before the British in 1860.

Question 71

What will come in place of the question mark (?) in the given series? 832 830 826 820 812 ?

803

800

801

802

Question 72

Three numbers are in the ratio: 5 ⁄ 20 : 8 ⁄ 16 : 8 ⁄ 14 . The difference between the largest and the smallest number is 54. Find the largest number.

Question 73

Which type of wave is primarily formed on a stretched string when plucked or disturbed?

Electromagnetic wave

Surface wave

Torsional wave

Transverse wave

Question 74

Select the triad that follows the same pattern as that followed by the two triads given below. Both triads follow the same pattern. EB-GD-IF BY-DA-FC

GD-JF-KH

UR-WT-YV

PM-RO-SQ

KH-MI-OL

Question 75

Which authority regulates civil aviation infrastructure in India?

Ministry of Road Transport and Highways

Directorate General of Civil Aviation

Airport Authority of India

Indian Civil Aviation Forum

Question 76

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

Wife's Father's Brother's Son

Wife's Mother's Sister's Son

Wife's Mother's Brother's Son

Wife's Father's Sister's Son

Question 77

The Ramoshis who worked for 'Ramoshi Uprising' were night guards protecting the forts of which community?

Rajputs

Sikhs

Mughals

Marathas

Question 78

A UNESCO World Heritage Site, the Kakatiya Rudreshwara Temple is situated in which of the following states of India?

Telangana

Gujarat

Andhra Pradesh

Karnataka

Question 79

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 :: ? #: DFJ :: LNR: %

# = ACG, % = OQP

# = BCG, % = OQU

# = ACG, % = OQU

# = ACG, % = MQU

Question 80

Select the pair that follows the same pattern as that followed by the two pairs given below. Both pairs follow the same pattern. MGP: NIS SVB: TXE

CTR: DVU

DNP: CPT

DMR: CMP

CDP: DUV

Question 81

A boat takes 76 minutes to go 32.2 km upstream. The ratio of the speed of the boat in still water to that of the stream is 9: 8. How much approximate total time (in hours) will the boat take to go 44.9 km upstream and 57.8 km downstream?

1.9 

4.3

0.2

2.2

Question 82

Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only. (NOTE: All numbers are single digit numbers only.) (Left) 6 3 £ $ % 3 $ 9 8 1 8 * % 2 6 € $ £ # 8 & $ (Right) How many such symbols are there each of which is immediately preceded by a number and also immediately followed by a symbol?

Question 83

Deficiency of which vitamin in the diet is most commonly linked to poor vision in dim light (night blindness)?

Vitamin C

Vitamin A

Vitamin B12

Vitamin D

Question 84

Find the smallest number by which 2527 must be multiplied to make it a perfect square.

Question 85

Select the letter-cluster from among the given options that can replace the question mark (?) in the following series. VDU RGS NJQ? FPM

JMP

JMN

JLN

JMO

Question 86

As per World Bank's State of Social Protection Report 2021, during the COVID-19 pandemic, emergency social protection responses reached how many people in developing countries?

4.7 billion

1.7 billion

3.2 billion

2.7 billion

Question 87

As per the Union Budget 2021-26, the remittance threshold under the Liberalized Remittance Scheme (LRS) was raised from ₹7 lakh to .

₹10 lakh

₹12 lakh

₹11 lakh

₹13 lakh

Question 88

What should come in place of the question mark (?) in the given series? 86 97 73 82 60 67 47 52 ?

Question 89

Where do deleted files go by default in Windows OS?

They are permanently erased

The Cloud

The Recycle Bin

The Downloads folder

Question 90

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.)

XV - FZ

BZ - JD

HF - PJ

YX - GA

Question 91

Robert, Chris and Jeremy can finish a certain piece of work in 10, 14 and 21 days, respectively. All three of them started the work together. Robert left the work after 5 days and Chris left just 2 days before the work was completed. Find the total number of days taken for the work to be completed.

9.5

1.7

10.9

5.4

Question 92

According to the IMF's January 2021 World Economic Outlook Update, what is the projected global growth rate for 2021?

4.0%

3.3%

3.7%

4.8%

Question 93

What is the Technology & Innovation Sub-Mission (TISM), launched in 2024 as a part of PMAY-U 2.0, related to?

It is meant to promote skill certification and labour reforms in the real estate sector through training schemes.

It is focused on promoting green building techniques and energy-efficient housing designs across geo-climatic regions.

It is intended to facilitate digitisation of urban housing records and streamline approval processes for construction permits.

It is introduced to provide housing loans to first-time homebuyers with dynamic interest rates based on income levels.

Question 94

A right triangle with sides 60 cm, 45 cm and 75 cm is rotated about the side of 60 cm to form a cone. The curved surface area (in cm²) of the cone so formed is:

$4505\pi$

$3375\pi$

$3125\pi$

$4500\pi$

Question 95

A sum when invested at the rate of 12% simple interest per annum, amounts to ₹8,500 after 3 years. The simple interest (in ₹) for the given time period is:

2,150

2,350

2,250

2,450

Question 96

At what rate of interest per annum will a sum of ₹1,000 amount to ₹1,728 in 1 year and 6 months, if the interest is compounded half-yearly?

42%

22%

52%

40%

Question 97

A group of numbers and symbols is coded using letter codes as per the codes given below and the conditions that follow. Study the given codes and conditions and answer the question that follows. Note: If none of the conditions apply, then codes for the respective number/symbol are to be followed directly as given in the table. Numb/sym\u00adbol 9 7 8 6 $ & 3 @ # % + 4 9 5 Code R F A L K C W Q D P R D U V Conditions: If the first element is a symbol and the last a number, the codes for these two (the first and the last elements) are to be interchanged. If the first element is an odd number and the last an even number, the first and last elements are to be coded as ©. If both second and third elements are perfect squares, the third element is to be coded as the code for the second element. What will be the code for the following group? 9 7 8 6

RFFL

©FA©

LFAR

RFAL

Question 98

Which of the following is an incorrect statement about Cache Memory?

Cache memory is a form of secondary storage.

Cache memory stores frequently accessed data for quick retrieval.

Cache memory is faster than main memory.

Cache memory is located close to or inside the CPU.