RRB-NTPC 2021 Questions
24 Jun 2021 • Shift 1
96 Questions AvailableTake as Test
Question 1
Arithmetic
The surface area (in cm²) of a sphere of radius 14 cm is: Take π = 22/7
A
2467B
2462C
2465D
2464Question 2
Arithmetic
If 1 is added to each odd digit and 2 is subtracted from each even digit in the number 8315476, which of the following digits will be third from the right?
A
4B
6C
8D
2Question 3
Arithmetic
The Sixth Schedule of the Indian Constitution deals with the administration of tribal areas in which region?
A
Central IndiaB
Andaman and Nicobar IslandsC
Western GhatsD
North-East IndiaQuestion 4
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 :: ? #: XTR :: LHF: %
A
# = DTX, % = FBZB
# = DZX, % = FBZC
# = UZX, % = FBZD
# = DZX, % = FBOQuestion 5
Arithmetic
What should come in place of the question mark (?) in the given series? 4 7 13 24 42 ? 107
A
68B
66C
69D
67Question 6
Arithmetic
The area of a quadrilateral ABCD is 324 cm². The lengths of the perpendiculars from the vertices B and D to the diagonal AC are 12 cm and 15 cm, respectively. Determine the length (in cm) of the diagonal AC.
A
24B
19C
27D
28Question 7
Arithmetic
By using a suitable identity, simplify 10.1 3 .
A
1003.301B
1030.301C
1030.323D
1030.3001Question 8
Arithmetic
If 2 is added to each odd digit and 1 is subtracted from each even digit in the number 7156423, then how many digits will appear more than once in the new number thus formed?
A
TwoB
ThreeC
OneD
NoneQuestion 9
Arithmetic
Mr. HIJ starts from Point A and drives 21 km towards the south. He then takes a right turn, drives 19 km, turns right and drives 26 km. He then takes a right turn and drives 19 km, turns right and drives 2 km. He then takes a left turn and drives 4 km. He takes a final right turn, drives 3 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)
A
7 km to the eastB
5 km to the southC
6 km to the northD
4 km to the westQuestion 10
Arithmetic
The income of a person increases by 15% annually. If the initial income is ₹70,000, calculate the income after 2 years.
A
₹92,575B
₹91,575C
₹91,875D
₹92,175Question 11
Arithmetic
Which of the following has dimensional formula [M⁰ L⁰ T ⁻ ²]?
A
StrainB
Angular accelerationC
FrequencyD
Angular velocityQuestion 12
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. Number/Symbol 1 8 6 7 4 # 2 @ & Code Y A L B S D E Z C Conditions: (i) 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.0 (ii) If the first element is an odd number and the last an even number, the first and last elements are to be coded as ©. (iii) 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? #6 @ 2
A
ELDZB
EZLDC
ELZDD
DZLEQuestion 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 animals are deer. All animals are bears. All animals are cows. Conclusions: (I) All deer are cows. (II) Some cows are bears.
A
Only conclusion (I) follows.B
Only conclusion (II) follows.C
Neither conclusion (I) nor (II) follows.D
Both conclusions (I) and (II) follow.Question 14
Arithmetic
If the fourth proportion to P, 4 and 3 is 6, then find the value of P.
A
5B
4C
3D
2Question 15
Arithmetic
In this question, a group of number/symbol is coded using letter codes as per the codes given below and the conditions which follow. The correct combination of codes following the conditions is your answer. Note: If none of the conditions apply, then codes for the respective number/symbol are to be followed directly as given in the table. Number/symbol @ 2 9 5 $ & 3 % # 7 + 4 8 6 Code A C D J F E W Q G P R B U S Conditions: (i) 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. (ii) If the first element is an odd number and the last an even number, the first and last elements are to be coded as ©. (iii) If both second and third elements are perfect squares, the third element is to be coded as the code for the second element. What is @9#7 coded as?
A
ADGPB
PDGAC
GPDAD
PGDAQuestion 16
Arithmetic
The average of 8 numbers is 16. The average of 6 of these numbers is 16. The average of the remaining two numbers is:
A
17B
15C
16D
18Question 17
Arithmetic
What will the following PowerShell command in Windows OS do? Command: Remove-Item C:\Logs -Recurse -Force
A
Delete only empty folders under C:\LogsB
Move the C:\Logs folder to the Recycle BinC
Only delete files, leave folders intactD
Delete all files and subfolders inside C:\Logs, including the folder itselfQuestion 18
Arithmetic
Each of the digits in the number 1673459 is arranged in ascending order from left to right. The position(s) of how many digits will remain unchanged as compared to that in the original number?
A
OneB
NoneC
ThreeD
TwoQuestion 19
Arithmetic
Five solid cubes, each of volume 5,92,704 cm³, are joined end to end to form a cuboid. What is the lateral surface area (in cm²) of the cuboid?
A
84,774B
84,898C
84,672D
84,863Question 20
Arithmetic
B is the mother of A. C is the sister of A's father D. E is the brother of C. How is B related to E?
A
Brother's wifeB
SisterC
WifeD
MotherQuestion 21
Arithmetic
In March 2021, India introduced anti-dumping duties on five products imported from which country?
A
BangladeshB
JapanC
The United States of AmericaD
ChinaQuestion 22
Arithmetic
Education remained largely inaccessible to the masses during colonial rule. What was India's literacy rate around 1947?
A
Close to 90%B
Over 75%C
Below 20%D
Around 50%Question 23
Arithmetic
4 chairs and 4 tables cost ₹7,000 and 6 chairs and 5 tables cost ₹8,800. What is the cost of 16 chairs and 2 tables?
A
₹4,197B
₹4,200C
₹4,198D
₹4,195Question 24
Arithmetic
Akash sold an article at a loss of 17%. If he had bought the item at 5% less and had sold it for ₹310 more, then he would have gained 20%. Find the cost price (in ₹) of the article.
A
674B
785C
1,000D
1,215Question 25
Arithmetic
Which option correctly explains the fundamental difference between input and output devices in a computer system?
A
Input devices change user inputs into digital format, while output devices permanently save system data.B
Input devices directly interact with the CPU, while output devices work independently without CPU involvement.C
Input devices run pre-loaded instructions from memory, whereas output devices collect environmental data.D
Input devices enable users to send data into the system, while output devices communicate processed information back to the user.Question 26
Arithmetic
Which type of legislative bills must be introduced in the Lok Sabha only after obtaining the prior approval of the President of India?
A
Ordinary BillsB
Public BillsC
Private BillsD
Money BillsQuestion 27
Arithmetic
Who was elected as the Chair of the Asian Productivity Organization (APO) for the 2021-26 term during the 67th GBM?
A
Agung Nur RohmadB
Amardeep Singh BhatiaC
Dr. Indra Pradana SingawinataD
Jone Maritino NemaniQuestion 28
Arithmetic
Rati travels from City A to City B. If Rati drives her car at 1/3 of her normal speed, then she reaches City B 50 minutes late. Find the time (in minutes) that Rati would take to travel from City A to City B if she drove at her normal speed.
A
25B
34C
35D
26Question 29
Logical
What amount will be disbursed from FY 2020-21 to FY 2021-26 under the Agriculture Infrastructure Fund established by the Central Government?
A
₹10 lakh croreB
₹5 lakh croreC
₹2 lakh croreD
₹1 lakh croreQuestion 30
Logical
When the difference between compound interest, compounded annually, and simple interest for three years is ₹152 at 4% interest per annum, the principal is ₹____.
A
30,675B
32,450C
31,670D
31,250Question 31
Logical
In this question, a group of number/symbol is coded using letter codes as per the codes given below and the conditions which follow. The correct combination of codes following the conditions is your answer. Note: If none of the conditions apply, then codes for the respective number/symbol are to be followed directly as given in the table. Number/symbol 9 6 + @ 8 & 3 * % 5 $ 4 7 Code W C E J F A D Q G P R B U Conditions: (i) If the first element is a number and the last a symbol, the codes for these two (the first and the last elements) are to be interchanged. (ii) If the first element is an odd number and the last an even number, the first and last elements are to be coded as ©. (iii) If both second and third elements are perfect squares, the third element is to be coded as the code for the second element. What is 843% coded as?
A
GBDFB
BDGFC
FBDGD
FDBGQuestion 32
Logical
A pipe can fill a tank in 12 hours. Another pipe can empty the filled tank in 24 hours. If both the pipes are opened simultaneously, then the time (in hours) in which the tank will be two-third filled, is:
A
16B
64C
48D
32Question 33
Logical
In February 2021, who won the 'CA in Public Service' award from the Institute of Chartered Accountants of India?
A
Deepak Kumar KediaB
Sushil Kumar ModiC
Ajay Bhushan PandeyD
TV NarendranQuestion 34
Logical
Consider a scenario where a user is interacting with a virtual reality (VR) environment. Which of the following input devices is least likely to be the primary means of navigation and interaction within this immersive environment?
A
Handheld controllers with positional trackingB
Head-mounted display with integrated motion trackingC
Haptic gloves providing tactile feedbackD
Optical mouse connected to the computerQuestion 35
Logical
Which of the following physiographic regions lies north of the Narmada River?
A
Malwa PlateauB
Karnataka PlateauC
Telangana PlateauD
Deccan PlateauQuestion 36
Logical
If x² + y² - 16x + 38y + 425 = 0, then the value of x² + y² is:
A
422B
432C
428D
425Question 37
Logical
Reports of the Comptroller and Auditor General of India related to the accounts of a state shall be submitted to whom among the following?
A
Prime Minister of IndiaB
Governor of the concerned stateC
President of IndiaD
Chief Minister of the concerned stateQuestion 38
Logical
Find roots of x² + (2a + 3)x + (a² + 3a) = 0.
A
x = -a, -a -3B
x = a, a + 3C
x = 2a, a + 3D
x = -a, a + 3Question 39
Logical
YRUO is related to QJMG in a certain way based on the English alphabetical order. In the same way, SLOI is related to KDGA. To which of the given options is UNQK related, following the same logic?
A
MIFCB
MIOPC
MFCID
MFICQuestion 40
Logical
There are two pumps to fill a tank with water. The first pump can fill the empty tank in 6 hours, while the second in 8 hours. If both the pumps are opened at the same time and kept open for 2 hours, the part of tank that will be filled up is:
A
9/10B
9/12C
7/10D
7/12Question 41
Logical
Which of the following cities hosted the inaugural Women's Hockey India League in 2021?
A
ChennaiB
MumbaiC
BengaluruD
RanchiQuestion 42
Logical
What is the mode of the data given below? [Give your answer correct to 2 decimal places.] Age in years 10-20 20-30 30-40 40-50 50-60 60-70 70-80 No. of patients 29 35 25 10 18 34 17
A
23.75B
6.56C
39.44D
22.58Question 43
Logical
Who among the following established its factory in Petapuli on the North Coromandel Coast in 1606?
A
Spanish East India CompanyB
Danish East India CompanyC
Dutch East India CompanyD
German East India CompanyQuestion 44
Logical
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
TXWB
IMLC
UYXD
PRSQuestion 45
Logical
Seven boxes D, E, F, G, I, J and K are kept one over the other but not necessarily in the same order. Only four boxes are kept between E and D. Only F is kept above E. Only two boxes are kept between J and K. G is kept immediately above I. K is not kept immediately above G. Which box is kept fourth from the top?
A
FB
DC
GD
KQuestion 46
Logical
Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? EFR7, HIU12, KLX17, NOA22, ?
A
QOD27B
QRD27C
QRI27D
PRD27Question 47
Logical
A person drove at 77 km/hr for 3.5 hours, then increased his speed by 9 km/hr, and reached the destination in another hour. Find the average speed (in km/hr) of the person during the entire journey.
A
82B
75C
77D
79Question 48
Logical
What should come in place of the question mark (?) in the given series based on the English alphabetical order? LIP NKR PMT ROV ?
A
TRXB
TQXC
TRYD
TQYQuestion 49
Logical
D, E, F, H, I, J and K are sitting around a square table facing the centre of the table. Only two people sit between E and J when counted from the right of E. Only two people sit between J and F. Only three people sit between E and I. D sits to the immediate left of K. Who sits third to the left of H?
A
IB
EC
KD
DQuestion 50
Logical
The mean proportional between 12 + 3√4 and 16 – 4√4 is:
A
7B
22C
19D
12Question 51
Logical
Top-khanah' was the general name given to the military/artillery branch of which of the following?
A
Ghurid DynastyB
Vijayanagara EmpireC
Delhi SultanateD
Mughal DynastyQuestion 52
Logical
Which of the following statements regarding Exercise Desert Hunt 2021 is/are correct? The exercise was conducted by the Indian Air Force at an Air Force Station near Siachen Glacier. It involved Para (Special Forces) of the Indian Army, MARCOS of the Indian Navy, and Garud commandos of the Indian Air Force. The primary aim was to enhance joint operational capability in high-altitude mountain warfare. The exercise included combat free falls and hostage rescue operations.
A
1, 2 and 3 onlyB
2 onlyC
2 and 4 onlyD
3 and 4 onlyQuestion 53
Logical
The 2021 Pulitzer Prize in Memoir or Autobiography was awarded to which of the following?
A
Feeding Ghosts by Tessa HullsB
Stay True by Hua HsuC
Spare by Prince HarryD
Heavy by Kiese LaymonQuestion 54
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.)
A
OJ - HCB
NI - GBC
YT - RND
KF - DYQuestion 55
Logical
Who among the following was appointed as the Director General of the Directorate General of Civil Aviation (DGCA) in January 2021?
A
Bahadur Singh SagooB
Faiz Ahmed KidwaiC
Bhuvnesh KumarD
Dr. V NarayananQuestion 56
Logical
DIOR is related to MQXZ in a certain way based on the English alphabetical order. In the same way, NOYX is related to WWHF. To which of the given options is OMZV related, following the same logic?
A
XERTB
XUDIC
XUIDD
XUIOQuestion 57
Logical
Which two numbers should be interchanged to make the following equation correct? (Note: The entire number should be interchanged and not individual digits of a given number.) 4 x (56 - 20) + (28 ÷ 7) × 5 - 17 = 55
A
4 and 5B
20 and 17C
4 and 7D
56 and 28Question 58
GK
Anish starts from Point A and drives 3 km towards the East. He then takes a right turn, drives 5 km, turns right and drives 2 km. He then takes a left turn and drives 4 km. He then takes a right turn and drives 7 km. He takes a final right turn, drives 9 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 degrees turns only unless specified.)
A
3 km to the WestB
6 km to the EastC
6 km to the WestD
5 km to the EastQuestion 59
GK
Which of the following stupas marks the spot where Buddha gave his first sermon?
A
Dhamek stupaB
Sanchi stupaC
Mahabodhi stupaD
Amravati stupaQuestion 60
GK
Select the pair which follows the same pattern as that followed by the two set of pairs given below. Both pairs follow the same pattern. PBW : RDV NDS : PFR
A
JMM : LONB
PWR : RZQC
LSO : NUND
UIK : WKLQuestion 61
GK
In January 2021, who chaired the high-level review meeting on ISRO's upcoming missions for 2021?
A
Dr. S SomnathB
Pawan Kumar GoenkaC
Dr. Jitendra SinghD
Dr. V NarayananQuestion 62
GK
Which of the following cities hosted the European Political Community Summit in November 2024?
A
ViennaB
BudapestC
BrusselsD
PragueQuestion 63
GK
What price should Kunal mark on a pair of pants which costs him ₹3,300, so as to gain 33% after allowing a successive discount of 25% and 30%?
A
₹8,310B
₹8,360C
₹8,256D
₹8,290Question 64
GK
The LCM of 44, 86 and another number, x, is 7568. Which of the following can be the value of x?
A
145B
101C
165D
176Question 65
GK
12 is related to 8 following a certain logic. Following the same logic, 56 is related to 52. To which of the following is 49 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
45B
36C
50D
40Question 66
GK
This question is based on the five, three-digit numbers given below. (Left) 853 628 981 217 132 (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 first digit of the lowest number?
A
7B
9C
13D
11Question 67
GK
Which of the following is NOT a thermometric property?
A
Pressure of a gasB
Colour of a substanceC
Electrical resistanceD
Length of a metal rodQuestion 68
GK
Public health services remained largely inaccessible to the masses during the colonial rule. What was India's approximate life expectancy at the time of independence?
A
42-45 yearsB
55-60 yearsC
30-32 yearsD
60-65 yearsQuestion 69
GK
Harshavardhana belonged to which ancient region?
A
ThanesarB
MagadhaC
AgraD
MalwaQuestion 70
GK
The Dedicated Freight Corridor Corporation of India Limited (DFCCIL) was established as a Special Purpose Vehicle (SPV) under which of the following Acts?
A
Companies Act, 2013B
Indian Railways Act, 1989C
Infrastructure Development Act, 2002D
Companies Act, 1956Question 71
GK
How many villages in India have completed the computerisation of land records as of March 2021, according to the Department of Land Resources?
A
5.5 lakhB
7.5 lakhC
6 lakhD
6.25 lakhQuestion 72
GK
By selling cloth at ₹344/m, a shopkeeper loses 57%. Find the rate (in ₹/m) at which it should be sold so as to earn a profit of 71%.
A
1,368B
1,365C
1,366D
1,367Question 73
GK
Seven boxes, G, H, I, J, O, P and Q, are kept one over the other but not necessarily in the same order. Only two boxes are kept between I and P. Only O is kept above Q. No box is kept below P. J is kept at some place below H but at some place above G. Which box is kept third above G?
A
QB
HC
JD
OQuestion 74
GK
Seven people, A, B, C, D, Q, R and S are sitting in a row, facing north. Only three people sit between A and B. R sits to the immediate left of B. No one sits to the right of D. Only two people sit between D and R. C sits to the immediate right of S. How many people sit between Q and C?
A
FourB
OneC
ThreeD
TwoQuestion 75
GK
What should come in place of the question mark (?) in the given series? 223, 174, 132, 97, 69, ?
A
64B
59C
48D
53Question 76
GK
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 2 1 € 9 4 5 @ £ $ 4 5 4 & & # 7 £ 7 (Right) How many such symbols are there, each of which is immediately preceded by a number and also immediately followed by a symbol?
A
4B
3C
5D
2Question 77
GK
F, G, H, K, L, and M live on six different floors of the same building. The lowermost floor in the building is numbered 1, the floor above it is numbered 2, and so on till the topmost floor, which is numbered 6. K lives on the topmost floor. Only three people live between K and G. F lives on a floor below G. L lives on an even numbered floor. H lives on an odd numbered floor but not on floor number 5. How many people live between M and G?
A
TwoB
ThreeC
FourD
OneQuestion 78
GK
In 2024, India celebrated its first National Space Day. What event did this day commemorate?
A
The successful landing of Chandrayaan-3 on the MoonB
The launch of India's first satellite, AryabhataC
The establishment of the Indian Space Research Organisation (ISRO)D
The launch of India's first manned space missionQuestion 79
GK
Which region in India is the least populated due to physical barriers and limited accessibility?
A
Ganga BasinB
Northern Himalayas (Ladakh region)C
Coastal Andhra PradeshD
Eastern RajasthanQuestion 80
GK
Which of the following numbers is used to represent the ASCII value of the uppercase letter 'B'?
A
97B
65C
66D
90Question 81
GK
Evaluate cos 42°.cos 18° - sin 42°.sin 18°.
A
1B
1/2C
1/4D
1/3Question 82
GK
When did the citizenship provisions in the Constitution come into effect?
A
August 15, 1947B
January 26, 1950C
November 26, 1949D
July 19, 1949Question 83
GK
The simple interest (in ₹) on ₹2,200 at the rate of 7% per annum in 2 years is:
A
₹358B
₹258C
₹408D
₹308Question 84
GK
What is the approximate area covered by the Thar Desert in India?
A
1,70,000 km²B
1,50,000 km²C
1,00,000 km²D
2,00,000 km²Question 85
GK
If 91 ÷ 13 × 3² - 18 × 14 ÷ 2 + 11 = z, then find value of z.
A
-49B
-48C
-51D
-52Question 86
GK
Which of the following can be considered as an immediate cause of the Sanyasi Rebellion?
A
Restrictions imposed by the British upon pilgrims visiting holy places among both Hindus and MuslimsB
British occupation of Madras region and their new land laws along with the atrocities of the landlordsC
Development of a broad sense of view of Indian NationalismD
Implementation of the Chota Nagpur Tenancy Act of 1908Question 87
GK
The average weight of 5 students is 60 kg. After a new student joins the group, the average becomes 62 kg. What is the weight of the new student?
A
70 kgB
62 kgC
68 kgD
72 kgQuestion 88
GK
Who specifically paints the Pithora artworks?
A
LakharaB
FarmersC
PottersD
ShepherdsQuestion 89
GK
Which statement is true regarding a balanced diet?
A
It contains all nutrients in appropriate proportions.B
It includes only fruits and vegetables.C
It consists mainly of carbohydrates for energy.D
It must exclude fats to prevent diseases.Question 90
GK
Which of the following statements related to the One Nation One Subscription (ONOS) scheme launched in 2024 is/are correct? Statement 1: The ONOS scheme aims to provide digital access to over 13,000 international journals for research institutions across India. Statement 2: INFLIBNET(Information and Library Network) is responsible for managing financial transactions related to the subscription charges of these journals.
A
Both 1 and 2B
Only 2C
Neither 1 nor 2D
Only 1Question 91
GK
How many offices of the University Grants Commission are in Delhi?
A
2B
1C
4D
3Question 92
GK
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) # 8 2 * 3 & % # £ 2 € 3 5 @ 3 5 * & % @ 3 € (Right) How many such numbers are there, each of which is immediately preceded by a number and also immediately followed by a symbol?
A
3B
5C
2D
7Question 93
GK
What is the median of the following data? 46, 19, 87, 72, 80, 91, 82, 15, 53, 86, 26
A
71.5B
72.5C
72D
73Question 94
GK
What was the term for Anglo-Indian bureaucrats in the princely states?
A
MulkisB
Non-MulkisC
ZamindarsD
JagirdarsQuestion 95
GK
For a regular polygon, the sum of the interior angles is 200% more than the sum of its exterior angles. Each interior angle of the polygon measures x°. What is the value of x?
A
155B
125C
145D
135Question 96
GK
Which Schedule and Article contain the names and extent of states and union territories?
A
Fourth Schedule - Article 80B
Second Schedule - Article 5C
First Schedule - Articles 1 and 2D
First Schedule - Articles 1 and 4