RRB-NTPC 2021 Questions

17 Jun 2021 • Shift 2

95 Questions AvailableTake as Test

Question 1

Arithmetic

In a certain code language, 'CART' is coded as '4268' and 'RISE' is coded as '3527'. What is the code for 'R' in the given code language?

Question 2

Arithmetic

A is married to E. E is the sister of R. R is married to D. D is the only brother of Z. B is the only daughter of R. How is A related to B?

Mother's sister's husband

Father's sister's husband

Mother's sister's father

Mother's brother's wife

Question 3

Arithmetic

In a certain code language, 'HUNT' is coded as '6438' and 'USER' is coded as '5723'. What is the code for 'U' in the given code language?

Question 4

Arithmetic

Consider the following statements regarding Exercise Tiger Triumph - 25, which was conducted in April 2021. It was a bilateral Tri-Service Humanitarian Assistance and Disaster Relief (HADR) exercise between India and the United Kingdom. The Harbour Phase of the exercise was scheduled at Visakhapatnam, while the Sea Phase and HADR operations were conducted off Kakinada. Indian participation included INS Vikrant along with other Army and Air Force contingents. The exercise aimed to develop interoperability and formulate SOPs for a Combined Coordination Centre during joint operations. Which of the above statements are correct?

1, 2, 3 and 4

Only 3 and 4

Only 2 and 4

Only 1 and 2

Question 5

Arithmetic

In MS Excel, which feature ensures that only a specified portion of the spreadsheet is printed?

Page Break Preview

Print Area

Margin Settings

Page Orientation

Question 6

Arithmetic

Find a single discount equal to three consecutive discounts of 20%, 13% and 20%.

44.95%

42.74%

48.08%

44.32%

Question 7

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) © © 4 3 5 6 7 # * 1 3 % 9 2 7 5 9 & £ @ 7 * (Right) How many such numbers are there each of which is immediately preceded by a number and also immediately followed by a number?

Question 8

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 7 8 2 @ @ 9 3 * 2 6 2 © # 9 & 7 8 9 @ 4 (Right) How many such symbols are there each of which is immediately preceded by a number and also immediately followed by a number?

Question 9

Arithmetic

What is the median of the following distribution? Class 140-190 190-240 240-290 290-340 340-390 Frequency 23 13 24 25 35

301

278

290

304

Question 10

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 to/subtracting from/multiplying with 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.) (22, 28, 31) (39, 45, 48)

(53, 59, 65)

(44, 47, 50)

(17, 20, 26)

(27, 33, 36)

Question 11

Arithmetic

According to CRISIL's Infrastructure Yearbook 2023, what is the total projected infrastructure spending in India over the next seven years?

₹160 lakh crore

₹143 lakh crore

₹110 lakh crore

₹95 lakh crore

Question 12

Arithmetic

If  a : b :: b : c; c = 25a and b = 20, find the positive value of c.

100

101

Question 13

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 sparrows are parrots. All parrots are macau. Some sparrows are dove. Conclusions: (I) Some sparrows are macau. (II) Some doves are parrots.

Only conclusion (I) follows

Both conclusions (I) and (II) follow

Only conclusion (II) follows

Neither conclusion (I) nor conclusion (II) follows

Question 14

Arithmetic

In January 2021, National Tourism Day was celebrated with which of the following themes?

Tourism for Rural Revival

Tourism for Inclusive Growth

Tourism for Equal Progress

Tourism for Sustainable Future

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 :: ? #: RWS :: INJ : %

# = NGV, % = FLP

# = UZV, % = FKG

# = PIV, % = MJU

# = CDR, % = KJI

Question 16

Arithmetic

What motion is responsible for the generation of waves in a string?

Periodic oscillatory motion

Rectilinear motion

Random motion

Non-accelerating translational motion

Question 17

Arithmetic

Which of the following is a National Park in Rajasthan?

Sundarbans National Park

Jim Corbett National Park

Kaziranga National Park

Ranthambore National Park

Question 18

Arithmetic

On simple interest, a certain sum of money amounts to ₹1,250 in 2 years and to ₹2,000 in 4 years. Find the rate of interest per annum.

70%

75%

85%

80%

Question 19

Arithmetic

Who among the following has the authority to specify an urban area as a 'large urban area' or a 'small urban area' or a 'transitional area' in a state?

President of India

Chief Minister of the State

Chief Justice of the State's High Court

Governor of the State

Question 20

Arithmetic

According to INEP Emissions Gap Report 2024, what annual reduction in emissions is required until 2035 to limit global warming to 1.5°C?

10%

7.5%

3.5%

5.5%

Question 21

Arithmetic

How do we customise bullets in MS Word?

Insert $\rightarrow$ Picture

Layout $\rightarrow$ Margins

Home $\rightarrow$ Bullets $\rightarrow$ Define New Bullet

View $\rightarrow$ Zoom

Question 22

Arithmetic

Which international entity has partnered with India to launch joint research initiatives aimed at tackling marine plastic litter and developing waste-to-hydrogen technologies?

G7 Environment Council

World Economic Forum (WEF)

United Nations Industrial Development Organization (UNIDO)

European Union (EU)

Question 23

Arithmetic

Where did Max Verstappen clinch his fourth Formula 1 World Championship?

Austin

Indianapolis

Miami

Las Vegas

Question 24

Arithmetic

For a regular polygon, the sum of the interior angles is 50% more than the sum of its exterior angles. Each interior angle of the polygon measures x°. What is the value of x?

112

108

Question 25

Arithmetic

Dhiraj starts from Point Y and drives 22 km towards the east. He then takes a right turn, drives 33 km, turns left and drives 25 km. He then takes a left turn and drives 51 km. He takes a left turn, drives 47 km. He then turns left, drives 23 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.)

5 km towards the north

5 km towards the east

7 km towards the north

7 km towards the south

Question 26

Arithmetic

A company produces two products A and B with prices of ₹156 and ₹220, respectively. If 55% of the products sold are A and 45% of the products sold are B. Find the weighted average price?

₹169.50

₹174.60

₹184.80

₹165.30

Question 27

Arithmetic

Who was the skipper of the Mumbai Indians team that won the Women's Premier League (WPL) 2021 title?

Harmanpreet Kaur

Mithali Raj

Jhulan Goswami

Smriti Mandhana

Question 28

Arithmetic

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 below T. Only one box is kept above U. Only one box is kept between U and D. G is kept immediately above S. F is kept at some place below E. How many boxes are kept between E and G?

Two

One

Four

Three

Question 29

Logical

The population of a town in 1930 was 3,48,000. If its population increased in two successive decades by 95% in each decade, the population of the town in 1950 was:

13,23,273

13,23,270

13,23,267

13,23,272

Question 30

Logical

Which Princely State had a representative assembly from as early as 1881?

Patiala

Gwalior

Mysore

Hyderabad

Question 31

Logical

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

Four

Two

One

Three

Question 32

Logical

Three persons X, Y, and Z started a business with their shares in the ratio 3: 4:10. After 6 months, Y withdrew his 50% share, while Z withdrew his 40% share 9 months prior to completion of the year. If the total profit at the end of the year is ₹23,400, find the share of Z (in ₹) in the profit.

12,600

12,366

12,510

12,559

Question 33

Logical

If 1 is added to each odd digit and 2 is subtracted from each even digit in the number 7648135, then what will the difference between the digits that are second from the left and second from the right in the new number thus formed be?

-1

-2

Question 34

Logical

The title name 'Rani Gaidinliu' was given to the Naga revolt leader Gaidinliu Pamei by which political leader?

Sarojini Naidu

Mahatma Gandhi

Sardar Vallabhbhai Patel

Jawaharlal Nehru

Question 35

Logical

A solid hemisphere has a radius of 16 cm. Find its total surface area.

$764\pi$ cm$^2$

$760\pi$ cm$^2$

$761\pi$ cm$^2$

$768\pi$ cm$^2$

Question 36

Logical

What should come in place of the question mark (?) in the given series? 2 9 23 51 107 ?

221

214

224

219

Question 37

Logical

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.)

RP - AU

IG - RL

BZ - KF

NL - WQ

Question 38

Logical

What is the maximum imprisonment term that a Chief Judicial Magistrate can award?

7 years

10 years

Life imprisonment

3 years

Question 39

Logical

The largest monolithic rock structure in the world, the Kailasa Temple, is situated in which of the following caves?

Junagadh caves

Bagh caves

Ellora caves

Ajanta caves

Question 40

Logical

If 2 is added to each odd digit and 1 is subtracted from each even digit in the number 7526318, what will be the difference between the highest and lowest digits in the number thus formed?

Question 41

Logical

If 1 is added to each odd digit and 2 is subtracted from each even digit in the number 7235614, then which of the following digits will be second from the left?

Question 42

Logical

Which aircraft's midlife upgrade is a highlight at DRDO's outdoor display in Aero India 2021?

Dornier

Jaguar

Tejas

Sukhoi-30

Question 43

Logical

Nick, Kevin, and Joe can finish a certain piece of work in 3, 9, and 27 days respectively. All three of them started the work together. Nick left after working for 1 day, and Kevin left 2 days before the work was completed. Find the total number of days taken to complete the work.

Question 44

Logical

The mode of the observations 8, 7, 4, 7, 9, 4, 5, 4, 7, 2, 4, 5, 8, 5, 4 and 5 is:

Question 45

Logical

Which of the following statements is correct regarding the Supreme Court's ruling in 'Urmila Dixit vs Sunil Sharan Dixit (January 2021)' related to the interpretation of the Maintenance and Welfare of Parents and Senior Citizens Act, 2007?

The Supreme Court ruled that a gift deed without a written maintenance clause can never be cancelled.

Section 23 of the Act allows the tribunals to cancel a property transfer if basic amenities are not provided.

The Court held that tribunals under the 2007 Act cannot order possession to be transferred to senior citizens.

The Madhya Pradesh High Court ruling was upheld by the Supreme Court.

Question 46

Logical

Three numbers are in the ratio 2 : 7 : 13, and their LCM is 3094. Their HCF is ____.

Question 47

Logical

HT 17 is related to GQ 6 in a certain way. In the same way, LX 9 is related to KU -2. To which of the given options is QR 6 related, following the same logic?

QR -7

PQ -5

PO -5

QQ -7

Question 48

Logical

CMOS, often associated with storing system configuration, stands for:

Configurable Modular Operating Software

Computerised Main Operating System

Complementary Metal-Oxide Semiconductor

Central Memory Output System

Question 49

Logical

Which of the following Directive Principles is mentioned in Article 43B of the Constitution of India?

Organisation of agriculture and animal husbandry

Promotion of co-operative societies

Uniform civil code for the citizens

Equal justice and free legal aid

Question 50

Logical

Govind bought two items at a total cost of ₹4,800. He sold one item at 34% profit and the other at 10% loss. If Govind sold both the items together for ₹5,442, then what is the difference between the cost price (in ₹) of both the items?

350

300

275

325

Question 51

Logical

A bank offers 1.1% compound interest per annum calculated on a half-yearly basis. A customer deposits ₹7,745 each on 1 January and 1 July of a year. At the end of the year, the amount he would have gained by way of interest is ____. (Rounded up to the 2 decimal places.)

₹121.87

₹128.03

₹131.93

₹109.99

Question 52

Logical

Which Indian state's/Union Territory's government has announced its Electric Vehicle (EV) Policy 2.0 to reduce air pollution in the region?

Uttar Pradesh

Delhi

Assam

Chandigarh

Question 53

Logical

Which secret society founded by Vinayak Damodar Savarkar promoted armed revolution against the British rule?

Abhinav Bharat

Anushilan Samiti

Hindustan Socialist Republican Association

Ghadar Party

Question 54

Logical

Which of the following numbers is divisible by 41?

9430

9879

9249

10113

Question 55

Logical

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 A. Only C is kept immediately above E. D is kept at some place below F and at some place above G. How many boxes are kept above F?

Four

Two

Three

One

Question 56

Logical

The sum of two positive numbers x and y (where x > y) is 15 and their product is 36. Find the difference between the number x and y.

Question 57

Logical

What is the name of the pillared hall at the front of a Hindu temple where devotees gather?

Antarala

Mandapa

Garbhagriha

Amalaka

Question 58

Logical

A train P going at the speed of 78 km/hr completely passes train Q of length 120 m, going in the same direction on parallel tracks, at 62 km/hr, in 4.5 minutes. How much time (in seconds) will P take to cross completely train R of length 245 m, going at 81 km/hr in the opposite direction?

Question 59

Between 2013-14 and 2022-23, how many Indians escaped multidimensional poverty, according to NITI Aayog?

30.5 crore

24.82 crore

18.2 crore

12.5 crore

Question 60

A vendor sells 8, 12, 10, 14, and 6 mangoes over five days. What is the average number of mangoes sold per day?

Question 61

Which enzyme, secreted by the chief cells of the stomach, is crucial for initiating the digestion of proteins?

Amylase

Gastric lipase

Pepsinogen (converted to pepsin)

Trypsinogen (converted to trypsin)

Question 62

What is the full form of CD, commonly used in storage devices?

Compact Disc

Circuit Drive

Compact Data

Computer Disk

Question 63

Who is the Chairperson of Lokpal as of April 2021 in India?

Justice Sanjay Yadav

Justice Ritu Raj Awasthi

Justice L Narayana Swamy

Justice Ajay Manik Rao Khanwilkar

Question 64

Among the following cities, which is closest to the Prime Meridian?

Ahmedabad

Agartala

Delhi

Kanyakumari

Question 65

A, B and C alone can do a piece of work in 5, 55 and 66 days, respectively. They all started the work together, but A left after 4 days. In how many days was the whole work completed?

Question 66

Namita travels a certain distance at a speed of 88 km/hr and double the earlier distance at 16 km/hr. She then returns to the starting point through the same route. If her average speed for the entire journey is 33 km/hr, then what is her speed (in km/hr) for the return journey?

65.4

71.2

Question 67

Mr. Wax starts from Point A and drives 14 km towards the north. He then takes a right turn, drives 9 km, turns right and drives 7 km. He then takes a left turn, drives 3 km, turns right and drives 11 km. He then takes a right turn and drives 15 km. He takes a final right turn, drives 4 km and stops at Point P. How far (shortest distance) and in which direction should he drive in order to reach Point A again? (All turns are 90-degree turns only unless specified)

3 km to the east

2 km to the west

4 km to the west

5 km to the east

Question 68

Select the letter-cluster from among the given options that can replace the question mark (?) in the following series. RLY TNS VPM XRG ?

ZTZ

ZUZ

ZTA

ZUA

Question 69

As per the Global Gender Gap Report, 2024, what percentage of the gender gap has India closed?

64.1%

66.3%

62.5%

60.1%

Question 70

What is the major reason behind higher road density in Kerala compared to Rajasthan?

Higher Gross Domestic Products

Availability of land

Topography and population density

Mineral distribution

Question 71

Indira Point, the southernmost tip of India, is located on which island?

Car Nicobar Island

Great Nicobar Island

Nancowry Island

Little Nicobar Island

Question 72

How does the President of India exercise his/her executive functions with respect to decision-making?

The President acts independently of the Union Government for foreign affairs.

The President acts entirely on his own absolute discretion.

The President can repeatedly ask for reconsideration of any ministerial decision until satisfied.

The President considers the advice of the Prime Minister and the Union council of ministers.

Question 73

The cost of 8 pens and 2 pencils is ₹96 and the cost of 4 pens and 7 pencils ₹72. The cost of 2 pens and 8 pencils is:

₹53

₹55

₹54

₹56

Question 74

VH 14 is related to YJ 7 in a certain way. In the same way, PI 18 is related to SK 11. To which of the given options is SU 4 related, following the same logic?

NT -7

MR -9

XR -5

VW -3

Question 75

What was Ashoka's relation to Bindusara?

Brother

Brother-in-law

Grandson

Son

Question 76

In a regular polygon with n sides, the sum of the interior angles is 1800°. What is the number of sides (n) of the polygon?

Question 77

What should come in place of the question mark (?) in the given series? 211, 198, 175, 142, 99, ?

Question 78

Which of the following is a part of the secondary sector in India?

Fishing

Farming

Weaving cotton fabric

Teaching

Question 79

Harishena was the court poet of:

Chandragupta I

Skandagupta

Samudragupta

Chandragupta II

Question 80

Not all regions in India equally benefited from the Green Revolution. Which of the following states was least impacted by the first phase of the Green Revolution?

Orissa

Punjab

Haryana

Uttar Pradesh

Question 81

Which of the following medicines discovered by Paul Ehrlich became the first successful treatment for syphilis?

Penicillin

Erythromycin

Prontosil

Salvarsan

Question 82

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 is the letter-cluster pair that 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.)

EF - CD

CD - AB

NP - RL

IJ - GH

Question 83

A retailer allows a 22% discount on the marked price. What should be the marked price (in ₹) of an item whose cost price is ₹546, in order to make a profit of 60%?

1,122

1,120

1,118

1,123

Question 84

Kumudini Rajnikant Lakhia was honoured with the Padma Vibhushan in 2021 for her contribution in which field?

Arts

Medicine

Public Affairs

Sports

Question 85

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 :: ? #: HNV :: GVO: %

# = FNW, % = QHT

# = DNU, % = JHS

# = DMU, % = SWT

# = FMU, % = IWP

Question 86

A person saves 30% of his income. If his expenditure is ₹840, then his income (in ₹) is:

1,240

588

252

1,200

Question 87

In a certain code language, 'SING' is coded as '9137' and 'TURN' is coded as '8496'. What is the code for 'N' in the given code language?

Question 88

If 1 is added to each even digit and 2 is subtracted from each odd digit in the number 37246895, how many digits will appear more than once in the new number thus formed?

Four

Three

One

Two

Question 89

In the context of Local Area Networks (LANs), what is the primary purpose of a MAC (Media Access Control) address?

To specify the network protocol being used for communication

To uniquely identify a network interface controller (NIC) at the data link layer

To define the physical layout and cabling of the network

To provide a logical address for network routing

Question 90

Which of the following are the key factors that are favourable for India for making it a key destination for foreign investments? 1. India's robust economic fundamentals 2. Ongoing structural reforms 3. Decreasing consumer market position

2 and 3 only

1 and 2 only

All 1, 2, and 3

1 and 3 only

Question 91

This question is based on the five, three-digit numbers given below. (Left) 815 497 460 637 147 (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?

Question 92

If the discriminant of quadratic equation is negative, then the roots are:

real and distinct

complex conjugates

real and equal

real and negative

Question 93

Ansh, Kautuk, Swati, Vansh, Navya, Deepak and Rani are sitting around a circular table, facing the centre. Kautuk sits second to the right of Swati. Vansh sits to the immediate left of Ansh. Ansh sits second to the left of Swati. Navya sits third to the right of Rani. Who sits third to the left of Deepak?

Rani

Navya

Ansh

Vansh

Question 94

A, B, C, D, E and F 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. E lives on an even numbered floor but not 4. The sum of floors on which E and F live is 9. Only 3 people live between C and A. The sum of floors on which B and A live is 3. How many people live above B?

Question 95

What should come in place of the question mark (?) in the given series based on the English alphabetical order? RUW PSU NQS LOQ ?

JMO

JMP

JNP

JNO

In a certain code language, 'CART' is coded as '4268' and 'RISE' is coded as '3527'. What is the code for 'R' in the given code language?

A is married to E. E is the sister of R. R is married to D. D is the only brother of Z. B is the only daughter of R. How is A related to B?

In a certain code language, 'HUNT' is coded as '6438' and 'USER' is coded as '5723'. What is the code for 'U' in the given code language?

In MS Excel, which feature ensures that only a specified portion of the spreadsheet is printed?

Find a single discount equal to three consecutive discounts of 20%, 13% and 20%.

What is the median of the following distribution? Class 140-190 190-240 240-290 290-340 340-390 Frequency 23 13 24 25 35

According to CRISIL's Infrastructure Yearbook 2023, what is the total projected infrastructure spending in India over the next seven years?

If &nbsp;a : b :: b : c; c = 25a and b = 20, find the positive value of c.

In January 2021, National Tourism Day was celebrated with which of the following themes?

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 :: ? #: RWS :: INJ : %

What motion is responsible for the generation of waves in a string?

Which of the following is a National Park in Rajasthan?

On simple interest, a certain sum of money amounts to ₹1,250 in 2 years and to ₹2,000 in 4 years. Find the rate of interest per annum.

Who among the following has the authority to specify an urban area as a 'large urban area' or a 'small urban area' or a 'transitional area' in a state?

According to INEP Emissions Gap Report 2024, what annual reduction in emissions is required until 2035 to limit global warming to 1.5°C?

How do we customise bullets in MS Word?

Which international entity has partnered with India to launch joint research initiatives aimed at tackling marine plastic litter and developing waste-to-hydrogen technologies?

Where did Max Verstappen clinch his fourth Formula 1 World Championship?

For a regular polygon, the sum of the interior angles is 50% more than the sum of its exterior angles. Each interior angle of the polygon measures x°. What is the value of x?

A company produces two products A and B with prices of ₹156 and ₹220, respectively. If 55% of the products sold are A and 45% of the products sold are B. Find the weighted average price?

Who was the skipper of the Mumbai Indians team that won the Women's Premier League (WPL) 2021 title?

The population of a town in 1930 was 3,48,000. If its population increased in two successive decades by 95% in each decade, the population of the town in 1950 was:

Which Princely State had a representative assembly from as early as 1881?

If 1 is added to each odd digit and 2 is subtracted from each even digit in the number 7648135, then what will the difference between the digits that are second from the left and second from the right in the new number thus formed be?

The title name 'Rani Gaidinliu' was given to the Naga revolt leader Gaidinliu Pamei by which political leader?

A solid hemisphere has a radius of 16 cm. Find its total surface area.

What should come in place of the question mark (?) in the given series? 2 9 23 51 107 ?

What is the maximum imprisonment term that a Chief Judicial Magistrate can award?

The largest monolithic rock structure in the world, the Kailasa Temple, is situated in which of the following caves?

If 2 is added to each odd digit and 1 is subtracted from each even digit in the number 7526318, what will be the difference between the highest and lowest digits in the number thus formed?

If 1 is added to each odd digit and 2 is subtracted from each even digit in the number 7235614, then which of the following digits will be second from the left?

Which aircraft's midlife upgrade is a highlight at DRDO's outdoor display in Aero India 2021?

Nick, Kevin, and Joe can finish a certain piece of work in 3, 9, and 27 days respectively. All three of them started the work together. Nick left after working for 1 day, and Kevin left 2 days before the work was completed. Find the total number of days taken to complete the work.

The mode of the observations 8, 7, 4, 7, 9, 4, 5, 4, 7, 2, 4, 5, 8, 5, 4 and 5 is:

Which of the following statements is correct regarding the Supreme Court's ruling in 'Urmila Dixit vs Sunil Sharan Dixit (January 2021)' related to the interpretation of the Maintenance and Welfare of Parents and Senior Citizens Act, 2007?

Three numbers are in the ratio 2 : 7 : 13, and their LCM is 3094. Their HCF is ____.

HT 17 is related to GQ 6 in a certain way. In the same way, LX 9 is related to KU -2. To which of the given options is QR 6 related, following the same logic?

CMOS, often associated with storing system configuration, stands for:

Which of the following Directive Principles is mentioned in Article 43B of the Constitution of India?

Govind bought two items at a total cost of ₹4,800. He sold one item at 34% profit and the other at 10% loss. If Govind sold both the items together for ₹5,442, then what is the difference between the cost price (in ₹) of both the items?

A bank offers 1.1% compound interest per annum calculated on a half-yearly basis. A customer deposits ₹7,745 each on 1 January and 1 July of a year. At the end of the year, the amount he would have gained by way of interest is ____. (Rounded up to the 2 decimal places.)

Which Indian state's/Union Territory's government has announced its Electric Vehicle (EV) Policy 2.0 to reduce air pollution in the region?

Which secret society founded by Vinayak Damodar Savarkar promoted armed revolution against the British rule?

Which of the following numbers is divisible by 41?

The sum of two positive numbers x and y (where x &gt; y) is 15 and their product is 36. Find the difference between the number x and y.

What is the name of the pillared hall at the front of a Hindu temple where devotees gather?

A train P going at the speed of 78 km/hr completely passes train Q of length 120 m, going in the same direction on parallel tracks, at 62 km/hr, in 4.5 minutes. How much time (in seconds) will P take to cross completely train R of length 245 m, going at 81 km/hr in the opposite direction?

Between 2013-14 and 2022-23, how many Indians escaped multidimensional poverty, according to NITI Aayog?

A vendor sells 8, 12, 10, 14, and 6 mangoes over five days. What is the average number of mangoes sold per day?

Which enzyme, secreted by the chief cells of the stomach, is crucial for initiating the digestion of proteins?

What is the full form of CD, commonly used in storage devices?

Who is the Chairperson of Lokpal as of April 2021 in India?

Among the following cities, which is closest to the Prime Meridian?

A, B and C alone can do a piece of work in 5, 55 and 66 days, respectively. They all started the work together, but A left after 4 days. In how many days was the whole work completed?

Namita travels a certain distance at a speed of 88 km/hr and double the earlier distance at 16 km/hr. She then returns to the starting point through the same route. If her average speed for the entire journey is 33 km/hr, then what is her speed (in km/hr) for the return journey?

Select the letter-cluster from among the given options that can replace the question mark (?) in the following series. RLY TNS VPM XRG ?

As per the Global Gender Gap Report, 2024, what percentage of the gender gap has India closed?

What is the major reason behind higher road density in Kerala compared to Rajasthan?

Indira Point, the southernmost tip of India, is located on which island?

How does the President of India exercise his/her executive functions with respect to decision-making?

The cost of 8 pens and 2 pencils is ₹96 and the cost of 4 pens and 7 pencils ₹72. The cost of 2 pens and 8 pencils is:

VH 14 is related to YJ 7 in a certain way. In the same way, PI 18 is related to SK 11. To which of the given options is SU 4 related, following the same logic?

What was Ashoka's relation to Bindusara?

In a regular polygon with n sides, the sum of the interior angles is 1800°. What is the number of sides (n) of the polygon?

What should come in place of the question mark (?) in the given series? 211, 198, 175, 142, 99, ?

Which of the following is a part of the secondary sector in India?

Harishena was the court poet of:

Not all regions in India equally benefited from the Green Revolution. Which of the following states was least impacted by the first phase of the Green Revolution?

Which of the following medicines discovered by Paul Ehrlich became the first successful treatment for syphilis?

A retailer allows a 22% discount on the marked price. What should be the marked price (in ₹) of an item whose cost price is ₹546, in order to make a profit of 60%?

Kumudini Rajnikant Lakhia was honoured with the Padma Vibhushan in 2021 for her contribution in which field?

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 :: ? #: HNV :: GVO: %

A person saves 30% of his income. If his expenditure is ₹840, then his income (in ₹) is:

In a certain code language, 'SING' is coded as '9137' and 'TURN' is coded as '8496'. What is the code for 'N' in the given code language?

If 1 is added to each even digit and 2 is subtracted from each odd digit in the number 37246895, how many digits will appear more than once in the new number thus formed?

In the context of Local Area Networks (LANs), what is the primary purpose of a MAC (Media Access Control) address?

Which of the following are the key factors that are favourable for India for making it a key destination for foreign investments? 1. India's robust economic fundamentals 2. Ongoing structural reforms 3. Decreasing consumer market position

If the discriminant of quadratic equation is negative, then the roots are:

What should come in place of the question mark (?) in the given series based on the English alphabetical order? RUW PSU NQS LOQ ?

If a : b :: b : c; c = 25a and b = 20, find the positive value of c.

The sum of two positive numbers x and y (where x > y) is 15 and their product is 36. Find the difference between the number x and y.