RRB-NTPC 2021 Questions
11 Jun 2021 • Shift 1
95 Questions AvailableTake as Test
Question 1
Arithmetic
What will come in the place of the question mark (?) in the following equation, if '+' and '-' are interchanged and 'x' and '÷' are interchanged? 43 ÷ 13 - 648 × 8 + 52 = ?
A
588B
581C
586D
583Question 2
Arithmetic
The Palk Strait is an inlet of which of the following?
A
Bay of BengalB
Gulf of KhambhatC
Arabian SeaD
Persian GulfQuestion 3
Arithmetic
Which country assumed the presidency of BRICS in January 2021?
A
RussiaB
IndiaC
BrazilD
ChinaQuestion 4
Arithmetic
Find the volume (in $cm^3$, rounded off to two decimal places) of a hemispherical cap having a radius of 33.6 cm.
A
$25,297.58\pi$B
$25,293.28\pi$C
$25,288.70\pi$D
$25,287.05\pi$Question 5
Arithmetic
If 1 is added to each odd digit and 2 is subtracted from each even digit in the number 8574162, what will be the sum of the digits which are second from the left and second from the right in the new number thus formed?
A
8B
11C
10D
9Question 6
Arithmetic
What does setting a Page Break in MS Excel 365 allow you to control?
A
Where headers appear on each pageB
The maximum size of printable marginsC
Where the worksheet splits across printed pagesD
Whether formulas are recalculated before printingQuestion 7
Arithmetic
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. Letter Z T E P A U X Code 8 $ @ 9 2 % 6 Conditions: 1. If the 1 st letter is a vowel and the last letter is a consonant, their codes are to be interchanged. 2. If the 2 nd letter is a vowel and the last letter is a consonant, both are to be coded as 'W'. 3. If the 3 rd and 4 th letters are consonants, both are to be coded as the code for the 3 rd letter. 4. If the 1 st and 2 nd letters are vowels, then both are to be coded as 'Q'. What will be the code for the following group? AUTEA
A
Q Q $ @ 2B
2 % $ @ 2C
2 W $ @ 2D
2 Q $ @ 2Question 8
Arithmetic
In a certain code language, 'GSTA' is coded as '51' and 'XMBJ' is coded as '53'. What is the code for 'YDOM' in the given language?
A
58B
55C
60D
61Question 9
Arithmetic
If 'W' stands for '÷', 'X' stands for 'x', 'Y' stands for '+' and 'Z' stands for '-', then the resultant of which of the following would be 94?
A
48 Y 8 X 56 W 24 Z 6B
48 W 8 Z 56 Y 24 X 6C
48 Z 8 W 56 X 24 Y 6D
48 X 8 Y 56 Z 24 W 6Question 10
Arithmetic
If 1 is added to each even digit and 1 is subtracted from each odd digit in the number 8629475, what will be the sum of the highest and lowest digits in the new number thus formed?
A
6B
16C
12D
14Question 11
Arithmetic
PH 14 is related to SD 30 in a certain way. In the same way, JI 18 is related to ME 34. To which of the given options is MU 6 related, following the same logic?
A
NH 33B
PQ 22C
HL 31D
IV 20Question 12
Arithmetic
A man spends 12% of his monthly salary on house rent. If every month, he also spends ₹407 on conveyance and ₹8,657 on grocery and saves the remaining ₹924, his monthly salary is:
A
₹11,413B
₹11,350C
₹11,449D
11,377Question 13
Arithmetic
Town C is to the west of Town D. Town E is to the east of Town C. Town F is to the north of Town D. Town G is to the north of Town E. Town G is to the north-west of Town D. What is the position of Town E with respect to Town D?
A
NorthB
WestC
EastD
SouthQuestion 14
Arithmetic
In March 2021, India successfully tested a high-energy laser-directed weapon system, becoming the fourth nation globally to achieve this feat. Which countries had previously developed such systems?
A
Russia, Israel and GermanyB
The US, The UK and FranceC
China, Japan and South KoreaD
The US, Russia and ChinaQuestion 15
Arithmetic
Which navigation satellite did India launch in January 2021 to enhance its NavIC system?
A
IRNSS-1GB
NVS-02C
NVS-01D
GSAT-10Question 16
Arithmetic
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
GZ-LSB
MF-RYC
YR-EKD
AT-FMQuestion 17
Arithmetic
Samantha Bansil's novel, set in precolonial Philippines, is titled:
A
Black Salt QueenB
The Bamboo SwordC
The Pearl DiverD
Island of the LostQuestion 18
Arithmetic
The salaries of X, Y, and Z are in the ratio 10 : 20 : 20. If the increments of 82%, 50%, and 19% are allowed respectively in their salaries, what will be the new ratio of their salaries?
A
88 : 151 : 123B
91 : 150 : 119C
90 : 153 : 126D
92 : 154 : 120Question 19
Arithmetic
In the 2024 Global Innovation Index, which organisation ranked India 39th among 133 global economies, highlighting its leadership in the Central and Southern Asian region?
A
World BankB
World Economic ForumC
International Monetary FundD
World Intellectual Property OrganizationQuestion 20
Arithmetic
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
UX-YBB
GJ-JPC
PS-TWD
YB-CFQuestion 21
Arithmetic
Which of the options below is equivalent to $216x^3 + 27y^3 + 324x^2y + 162xy^2$?
A
$(6x + 3y)^3$B
$(8x + 3y)^3$C
$(6x+6y)^3$D
$(3x+6y)^3$Question 22
Arithmetic
The value of $(\sec\theta - \tan\theta)^2 (1 + \sin\theta)^2 + \cos^2\theta$ is
A
-2B
2C
0D
1Question 23
Arithmetic
Priya bought 45 kg of apples and mangoes for ₹1,240. The prices of apples and mangoes were ₹25/kg and ₹30/kg, respectively. How much money did she spend on mangoes separately?
A
₹650B
₹700C
₹690D
₹676Question 24
Arithmetic
In a certain code language, 'A + B' means 'A is the sister of B' 'A - B' means 'A is the brother of B' 'A × 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 + Q'?
A
Mother's Brother's WifeB
Father's Brother's WifeC
Father's Brother's DaughterD
Mother's Brother's DaughterQuestion 25
Arithmetic
Which leader collaborated with Mahatma Gandhi during the Kheda Satyagraha in 1918?
A
Subhas Chandra BoseB
Raj Kumar ShuklaC
Sardar Vallabhbhai PatelD
Lala Lajpat RaiQuestion 26
Arithmetic
This question is based on the five, three-digit numbers given below. (Left) 194 932 446 225 493 (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 highest number is added to the second digit of the lowest number?
A
17B
16C
15D
18Question 27
Arithmetic
As per the Union Budget 2021-26, what is the total number of Gram Panchayats in India?
A
2.68 lakhB
3.97 lakhC
2.00 lakhD
1.65 lakhQuestion 28
Arithmetic
What should come in place of the question mark (?) in the given series? 992 990 986 980 972 ?
A
961B
958C
962D
959Question 29
Arithmetic
Which Harappan site shows evidence of ploughed fields?
A
KalibanganB
Mohenjo-daroC
DholaviraD
LothalQuestion 30
Logical
Independent dance numbers such as Chali, Ramdani and Jhumura are associated with which of the following dance forms?
A
ChhauB
SattriyaC
BharatanatyamD
ManipuriQuestion 31
Logical
Two numbers are respectively 46% and 54% more than a third number. The ratio of the two numbers is:
A
73 : 77B
83 : 75C
69 : 68D
67 : 86Question 32
Logical
In the reaction: \(2H_2 + O_2 \rightarrow 2H_2O\) , if 5 moles of \(H_2\) and 2 moles of \(O_2\) are mixed, the limiting reagent is:
A
\(H_2\)B
\(H_2O\)C
\(CO_2\)D
\(O_2\)Question 33
Logical
Two sets of numbers are given below. In each set of numbers, certain mathematical operation(s) on the first number result(s) in the second number. Similarly, certain mathematical operation(s) on the second number result(s) in the third number and so on. Which of the given options follows the same set of operations as in the given 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.) 13 - 15 - 30 - 60 3 - 5 - 10 - 20
A
5 - 7 - 14 - 24B
10 - 12 - 24 - 42C
15 - 17 - 34 - 44D
8 - 10 - 20 - 40Question 34
Logical
What is the maximum score possible for project design evaluation in the application form process of the Deen Dayal Upadhyaya Grameen Kaushalya Yojana (DDU-GKY)?
A
1300B
1000C
1400D
1200Question 35
Logical
In February 2021, which day was celebrated to honour the Nightingale of India, Sarojini Naidu?
A
National Women's Freedom DayB
National Women Leaders DayC
National Women's DayD
National Women Writers DayQuestion 36
Logical
This question is based on the five, three-digit numbers given below. (Left) 740 636 787 884 316 (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 added to the third digit of the lowest number?
A
14B
15C
17D
13Question 37
Logical
Which of the following is NOT one of the components of the Panchayati Raj institutions in India at the village level?
A
Gram PanchayatB
Panchayat SamitiC
Gram SabhaD
Nyaya PanchayatQuestion 38
Logical
Train A running at a speed of 72 km/hr takes 24 seconds to completely cross train B running at 63 km/hr in the opposite direction. The length of train B is 1.5 times the length of train A. Train B crosses a bridge completely in 62 seconds. The length of the bridge (in m) is:
A
626B
545C
433D
445Question 39
Logical
A trader lost 5% by selling a shirt for ₹950. He will gain x% by selling it for ₹1,350. The value of x is:
A
50B
35C
25D
45Question 40
Logical
A person who spends 80% of his monthly income is able to save ₹6,738 per month. His monthly expenses (in ₹) are:
A
26,952B
26,925C
26,921D
26,876Question 41
Logical
Select the triad that follows the same pattern as that followed by the two triads given below. Both triads follow the same pattern. NJ-QM-TV QM-TP-WY
A
MH-PK-RUB
LH-OK-RTC
LH-OK-RUD
MH-OK-RUQuestion 42
Logical
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. P has an exam on Friday. Only 2 people have an exam between P and S. U has an exam immediately before V, and Q has an exam immediately after T. Only 2 people have an exam between R and V. How many people have an exam before V?
A
4B
1C
2D
3Question 43
Logical
Which keyboard shortcut opens File Explorer in Windows 11 OS to navigate and create files/folders?
A
Alt + TabB
Windows Key + EC
Ctrl + Shift + ND
Ctrl + EQuestion 44
Logical
The Capital Adequacy Ratio, sometimes seen in news, is related to which of the following?
A
Banking operationsB
Government budgetingC
External borrowing of statesD
Trade operationsQuestion 45
Logical
Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? MR25, NS33, OT41, PU49, ?
A
QU57B
QV57C
QV58D
QU58Question 46
Logical
If the mode of a data exceeds its mean by 12.6, then the mode exceeds the median by__________. (Use empirical formula.)
A
15.9B
17.6C
18.2D
8.4Question 47
Logical
The average of 9 numbers is 17. The average of 7 of these numbers is 16. The average of the remaining two numbers is:
A
20.5B
19.5C
21.5D
22.5Question 48
Logical
Which of the following is not a 'Sushira Vadya'?
A
ShehnaiB
PungiC
BansuriD
SitarQuestion 49
Logical
Saline and Alkaline soils are most commonly found in:
A
the Deccan PlateauB
drought-prone areasC
the Deltas of Ganga and GodavariD
the Western HimalayasQuestion 50
Logical
What was the percentage distribution of persons in the age group 15-59 years (both rural and urban) who did NOT receive vocational/technical training, as per PLFS 2021-22?
A
75%B
70%C
80.5%D
60%Question 51
Logical
Who among the following was awarded with the MS Swaminathan Environment Protection Award 2024?
A
Vinod GanatraB
Alok ShuklaC
Anant Darshan ShankarD
Arun BansalQuestion 52
Logical
This question is based on the five, three-digit numbers given below. (Left) 205 712 237 862 578 (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 third digit of the highest number is added to the first digit of the lowest number?
A
5B
4C
3D
7Question 53
Logical
In which of the following cases did the court restrict the Parliament from curtailing any Fundamental Right?
A
Kesavananda Bharati vs State of KeralaB
Golaknath vs State of PunjabC
Indira Gandhi vs Raj NarayanD
A K Gopalan vs State of MadrasQuestion 54
Logical
How long (in years) will it take for ₹1,440 to become ₹2,700 at a rate of 10% per annum simple interest?
A
10.75B
7.75C
9.75D
8.75Question 55
Logical
M, N, O, P, Y and Z 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 between O and Z. Only two people live between N and M. Only one person lives between P and M. P lives on floor numbered 1. O lives above M. How many people live below Y?
A
ThreeB
TwoC
OneD
FourQuestion 56
Logical
Q starts from Point P and drives 2 km towards the south. He then takes a right turn, drives 3 km, turns right and drives 11 km. He then takes a right turn and drives 4 km, turns left and drives 3 km. He then takes a right turn and drives 2 km. He takes a final right turn, drives 12 km and stops at Point O. How far (shortest distance) and towards which direction should he drive in order to reach Point P again? (All turns are 90 degree turns only unless specified.)
A
7 km towards the northB
5 km towards the southC
3 km towards the westD
3 km towards the eastQuestion 57
Logical
The intense rainfall on the western side of the Western Ghats is due to which type of rainfall mechanism?
A
FrontalB
OrographicC
ConvectionalD
CyclonicQuestion 58
GK
Each of C, D, E, F, S, T and U has an exam on a different day of a week starting from Monday and ending on Sunday of the same week. S has the exam on Thursday and T has the exam on Saturday. F has the exam immediately before U. C has the exam on one of the days after E. D has the exam immediately after U. Who has the exam on the last day of the week?
A
EB
DC
CD
TQuestion 59
GK
Which of the following national parks is recognised as the world's only floating national park?
A
Sundarbans National ParkB
Bhitarkanika National ParkC
Keibul Lamjao National ParkD
Gulf of Mannar Marine National ParkQuestion 60
GK
In glycolysis, which enzyme catalyses the rate-limiting phosphorylation of fructose-6-phosphate?
A
Pyruvate kinaseB
Glyceraldehyde-3-phosphate dehydrogenaseC
Phosphofructokinase-1 (PFK-1)D
Hexokinase Question 61
GK
Which of the following statements accurately describes the behavior of continuing numbering from a previous list when inserting a new numbered list within the same document in MS Word?
A
MS Word automatically restarts the numbering from 1 for the new list, and there is no direct way to continue the previous sequence.B
MS Word provides an option upon creating the new list to 'Continue from previous list', which needs to be explicitly selected.C
Continuing numbering is only possible if both lists use the exact same numbering style and level.D
MS Word automatically continues the numbering sequence from the previous list by default.Question 62
GK
Which of the following companies assisted the Raja of Cochin in expelling the Portuguese from his kingdom in 1663?
A
Dutch East India CompanyB
Spanish East India CompanyC
British East India CompanyD
French East India CompanyQuestion 63
GK
Arjun marks the price of his article 50% more than its cost price. If he sells the article for ₹86,580 after allowing a discount of 26%, then what will be the cost price (in ₹) of the article?
A
77,999B
78,002C
78,003D
78,000Question 64
GK
Which of the following agricultural practices is called Ponam in Kerala and Podu in Odisha?
A
Plantation farmingB
Subsistence farmingC
Shifting cultivationD
Commercial farmingQuestion 65
GK
A bank offers 7.8% compound interest per annum calculated on a half-yearly basis. A customer deposits ₹9,920 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 ______ (give your answer correct to 2 decimal places).
A
₹1,175.73B
₹1,185.69C
₹1,174.16D
₹1,183.37Question 66
GK
Find the area of a sector with a central angle of 150° in a circle with a radius of 12 cm.
A
$55\pi\ cm^2$B
$72\pi\ cm^2$C
$45\pi\ cm^2$D
$60\pi\ cm^2$Question 67
GK
A, B, C, D, R, S and T are sitting around a circular table facing the centre of the table. Only four people sit between B and D when counted from the right of B. B sits third to the left of C. T sits third to the left of R. S is an immediate neighbour of both D and C. How many people sit between A and S when counted from the right of A?
A
ThreeB
OneC
TwoD
FourQuestion 68
GK
MBKF is related to OGMK in a certain way based on the English alphabetical order. In the same way, QLOP is related to SQQU. To which of the given options is UVSZ related, following the same logic?
A
VBUDB
WAUEC
XZVFD
WBTDQuestion 69
GK
If 14 : A :: A : 56, find the positive value of A.
A
29B
31C
28D
26Question 70
GK
Which of the following best describes the underlying data structure that forms the basis of an electronic spreadsheet like MS Excel?
A
Relational database model with interconnected tables and fieldsB
A hierarchical tree structure organizing data into nodes and branchesC
A two-dimensional grid composed of rows and columns intersecting to form cellsD
A linear sequence of data entries, similar to a text documentQuestion 71
GK
In May 2021, Jenu Kuruba families reoccupied their ancestral land in which of the following tiger reserves of India?
A
Hemis National ParkB
Nagarahole Tiger ReserveC
Manas National ParkD
Sariska National ParkQuestion 72
GK
What significant achievement did Mohun Bagan Super Giant accomplish by winning the ISL 2024-25 title?
A
They won the title without losing a single match.B
They won the title with a 100% win rate at home.C
They became the second team to win both the ISL League Shield and ISL Cup in the same season.D
They became the first team to win the ISL title twice.Question 73
GK
One important outcome of British social reforms was ______.
A
spread of religious fundamentalismB
increase in caste rigidityC
decline in educationD
emergence of women in public lifeQuestion 74
GK
Which of the following is NOT the use of baking soda in the kitchen?
A
For food colouringB
In fire extinguishersC
As a leavening agentD
As an ingredient in antacidsQuestion 75
GK
Find the value of $(K^2-5)$, if the quadratic equation $2x^2-8x+ K = 0$ has real and equal roots.
A
65B
59C
48D
51Question 76
GK
What is the mode of the following data? 41, 55, 45, 48, 40, 47, 41, 47, 54, 44, 49, 48, 53, 54, 50, 53, 41, 46
A
41B
55C
48D
45Question 77
GK
Who succeeded Ashoka to the throne?
A
DasharathaB
BindusaraC
SampratiD
Chandragupta IIQuestion 78
GK
What should come in place of the question mark (?) in the given series? 51 87 121 153 183 211 ?
A
237B
249C
241D
253Question 79
GK
The Reserve Bank of India has its offices in how many locations in India, as of April 2021?
A
30 locationsB
28 locationsC
34 locationsD
33 locationsQuestion 80
GK
Seven people, I, J, K, L, O, P and Q are sitting in a row, facing north. Only two people sit to the left of P. Only three people sit between P and I. Only one person sits between I and O. Q sits to the immediate left of K. J is not an immediate neighbour of I. How many people sit to the right of L?
A
ThreeB
OneC
FourD
TwoQuestion 81
GK
Why does the parliamentary system prevent executive despotism?
A
Because the judiciary can override executive decisions without checksB
Because the Prime Minister has unlimited powerC
Because executive authority is dispersed among a group of ministers accountable to the ParliamentD
Because the military can intervene in governanceQuestion 82
GK
A shopkeeper marks the price of an article at ₹3,930. Find the cost price if after allowing a discount of 40% he still gains 20% on the cost price.
A
₹1,899B
₹1,981C
₹1,989D
₹1,965Question 83
GK
What is the primary objective of the 'Trinetra' project, developed by IIT Tirupati?
A
To develop a mobile game promoting cybersecurity awarenessB
To create a cybersecurity curriculum for university studentsC
To implement AI-driven surveillance systems in schoolsD
To establish a national cybersecurity task forceQuestion 84
GK
One pipe can fill the tank in 18 minutes while another pipe can empty the completely filled tank in 19 minutes. If both the pipes are operated together on empty tank, how long (in minutes) will it take to fill one-third of the tank?
A
114B
342C
456D
228Question 85
GK
The least number which, when diminished by 9, is divisible by 13, 20, 10 and 23 is:
A
5989B
6035C
6010D
6015Question 86
GK
What should come in place of the question mark (?) in the given series based on the English alphabetical order? WOM CVS ICY OJE ?
A
UKQB
KUQC
UQKD
KQUQuestion 87
GK
Who holds the position of President of the International Criminal Court (as of April 2021)?
A
Judge Tomoko AkaneB
Judge Karim AA KhanC
Judge Silvia Fernández de GurmendiD
Judge Piotr HofmańskiQuestion 88
GK
Daksh travels 445 km at 89 km/hr, the next 495 km at 55 km/hr and the next 250 km at 50 km/hr. What is his average speed (in km/hr) for the whole journey? (Corrected to two decimal places)
A
62.63B
66.77C
57.21D
61.14Question 89
GK
In a certain code language, 'FAST' is coded as '2468' and 'SLOW' is coded as '1327'. What is the code for 'S' in the given code language?
A
7B
6C
2D
1Question 90
GK
How can a foreigner who has lived in India for 12 years acquire Indian citizenship?
A
By birthB
By naturalisationC
By descentD
By registrationQuestion 91
GK
Study the given Venn diagram carefully and answer the question that follows. The numbers in different sections indicate the number of pieces of furniture. How many chairs are there which are also cupboards but not tables?
A
17B
19C
29D
7Question 92
GK
The curved surface area of a cylinder is half of its total surface area. If its height is 102 cm, then find its radius (in cm).
A
103B
108C
100D
102Question 93
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 of ::? #: ONJ :: VUQ: %
A
# = RQM, % = SRNB
# = UIM, % = STNC
# = RIO, % = ASND
# = RYM, % = PRNQuestion 94
GK
In most Unix-based operating systems, which command is used to create an empty file if the file does not already exist?
A
cpB
mkdirC
touchD
mkfileQuestion 95
GK
The sum of 6 numbers is 300. Find their average.
A
51B
49C
48D
50