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RRB-GROUP D EXAM 2021|REASONING QUESTIONS|DATA SUFFICENCY
DATA SUFFICIENCY
Q1. Is D is uncle of E?
Statement I: M is the sister of D. B has only one daughter M. S is the daughter of M. E is the sister of S.
Statement II: H has only two children M and D. E is the daughter of M. J is married to M. D is married to K.
1) If the data in statements I alone are sufficient to answer the question, while the data in statement II alone are not sufficient to answer the question.
2) If the data even in both statements I and II together are not sufficient to answer the question.
3) If the data either in statement I alone or in statement II alone are sufficient to answer the question.
4) If the data in both the statements I and II together are necessary to answer the question.
5) If the data in statements II alone are sufficient to answer the question, while the data in statement I alone are not sufficient to answer the question.
Q2. Is T the brother of H?
Statement I: X is the wife of V. V is the father of T. D is the son of T. B is the mother of D. H is the daughter of X.
Statement II: L is the husband of H. V is the father-in-law of L. B is the daughter-in-law of V. T is married to B.
1) If the data in both the statements I and II together are necessary to answer the question.
2) If the data either in statement I alone or in statement II alone are sufficient to answer the question.
3) If the data even in both statements I and II together are not sufficient to answer the question.
4) If the data in statements II alone are sufficient to answer the question, while the data in statement I alone are not sufficient to answer the question.
5) If the data in statements I alone are sufficient to answer the question, while the data in statement II alone are not sufficient to answer the question.
Q3. What is Kavya’s rank in a class of 44 students?
Statement I: Kiran whose rank is 17th in the class, is ahead of Anil by 6 ranks, Anil being 7 ranks ahead of Kavya.
Statement II: Sagar is 26 ranks ahead of Kavya and Anil is 6 ranks behind Kavya while Sujith stands exactly in the middle of Sagar and Anil in ranks, his rank being 17.
1) If the data in statements I alone are sufficient to answer the question, while the data in statement II alone are not sufficient to answer the question.
2) If the data in statements II alone are sufficient to answer the question, while the data in statement I alone are not sufficient to answer the question.
3) If the data either in statement I alone or in statement II alone are sufficient to answer the question.
4) If the data even in both statements I and II together are not sufficient to answer the question
5) If the data in both the statements I and II together are necessary to answer the question.
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RRB GROUP-D EXAM 2021|General Intelligence and reasoning
A class of girls stands in a single line. One girl is twenty-third in order from both the ends. How many girls are there in the class?
45
47
49
48
51
Charan ranks fourteenth in a class of 52 students. What is his rank from the last?
28
31
40
39
37
If Ramya finds that she is seventeenth from the right in a line of girls and eighth from the left, how many girls should be added to the line such that there are 38 girls in the line?
13
12
16
9
14
Rohith is fourteenth from the left end of a row of 31 boys and Rahul is eleventh from the right end in the same row. How many boys are there between them in the row?
4
5
7
6
Data inadequate
In a class of 27 students Akhil is placed fifteenth from the bottom whereas Aryana placed seventh from top. Avinash is placed exactly in between the two. What is Akhil’s position from Avinash?
6
9
3
7
5
Somya is eleventh from the front in a column of girls. There were twice as many behind her as there were in front. How many girls are there between Somya and the thirteenth girl from the end of the column?
7
6
11
10
Data inadequate
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RRB Group D Online Assessment Platform | RRB Group D 2020 Exam Date, notification , exam pattern and eligibility
The simple interest accrued on an amount of Rs. 50,000 at the end of 3 years is Rs. 30,000. What would be the compound interest accrued on the same amount at the same rate in the same period?
36,600
36,400
35,000
38,400
31,400
The height of a tree increases every year by times of its height. If the present height of the tree is 128 cm then what will be its height after 2 years?
162 cm
182 cm
152 cm
144 cm
150
If the difference between the compound interest and the simple interest on a certain sum for 2 years at 8% per annum is `12.8, then the sum is
2500
2000
3000
1800
2200
If a certain sum of money double itself in 3 years at certain rate of C.I. In how many years does it 16 times itself at the same rate of C.I.?
10 yr
9 yr
15yr
6 yr
12 yr
At what percent annual compound interest rate, a certain sum amounts to its 27 times itself in 3 years?
200%
300%
400%
500%
600%
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RRB-GROUP D EXAM 2021|PREVIOUS YEAR QUESTIONS
RRB NTPC QUESTIONS
Q1. Find the factors of (x^2 – x – 132)
A. (x – 11) (x – 12)
B. (x + 12) (x – 11)
C. (x + 11) (x + 12)
D. (x – 12) (x + 11)
Q2. If RESEARCH is $#! #%$&@ then SCARE is
A.!&%$#
B.!@%$#
C.!$%#&
D.!@%#$
Comprehension: The likes and professions of five friends Rosy, Mary, Lily, Andy and Daisy are given. Consider the following information and answer questions based on it.
1. Rosy likes Yellow and is a Student.
2. The Librarian likes Green.
3. Mary and Andy like Purple and Blue respectively and neither of them is a Teacher.
4. Lily likes Brown and the Inspector likes Blue.
5. One of the five is a Principal.
Q3. Which colour does the Teacher like?
A. Blue
B. Brown
C. Purple
D. Green
Q4. Who is the Principal?
A. Daisy
B. Andy
C. Mary
D. Lily
Q5. Which among the following is the wrong pair?
A. Andy – Inspector
B. Purple – Principal
C. Daisy – Green
D. Rosy – Teacher
Q6. 1.123 + 11.23 + 112.3 =?
A. 123.453
B. 132.343
C. 124.653
D. 134.643
Q7. The standard deviation of the set {10, 10, 10, 10, 10} is
A. 0
B. 1
C. 5
D. 10
Q8. Karan purchased one dozen pens for Rs. 120/- and sold a peak of 3 pens for Rs. 35/- each. What is his gain?
A. 16.67%
B. 20%
C. 15%
D. 33.33%
Q9. If Deplete: Exhaust then Replenish: ________
A. Exhale
B. Inhale
C. Reuse
D. Restore
Q10. What is the noise level of normal conversation?
A. About 60 dB
B. About 70 dB
C. About 80 dB
D. About 90 dB
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RRB-GROUP D EXAM 2021|GENERAL SCIENCE QUESTIONS
1 ‘ The production of tears when dust particles hit the human eye ‘ is an example of which of the following ?
1) Respiration
2) Immunity
3) Excrection
4) Differentiation
2. ‘The generation of electricity by flow of water through dams ‘ is an example of which of the following ?
1) Law of conservation of momentum
2) Kepler’s law
3) Archimedes Principle
4) Law of conservation of energy
3. Which of the following is NOT an example of gravity ?
1) Revolution of planets around the sun
2) A rock rolling down a hill
3) Writing with a pencil
4) Formation of tides in the ocean
4. Which of the following principles is used in the system of rader , that is being used by t raffic police to check over speeding vehicles ?
1) Electromagnetic
2) Law of reflection
3) Doppler effect
4) Bemoulli’s principle
5. Which of the following acids is are present in lemons ?
(i) Citric acid (ii) Tartaric acid (iii) Malic acid
1) Only (i)
2) Only (i) and (ii)
3) only (i) and (iii)
4) (i), (ii), and(iii)
6. Which of the following is an example of a Maillard reaction ?
1) Burning of eyes while cutting onions
2) Hardening of egg when heated
3) Browning of bread in to toast
4) Formation of curd from milk
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RRB|GROUP-D| General Intelligence & Reasoning
If in the word ‘INTRACTABLE’ all consonants are first arranged alphabetically and then all the vowels are arranged alphabetically which letter will be third to the right of eighth letter from the right?
L
T
N
R
A
If the letters of the word ‘MOTIVATED’ are arranged in alphabetical order, which letter will come at the exactly middle position?
O
I
V
M
None
Suppose the first and second letters in the word ‘ADMINISTRATIVELY’ were interchanged also the third and fourth letters, the fifth and sixth so on. Find out the twelfth letter from right end?
T
N
S
I
M
The letters in the word ‘PIXELATED’ are changed in such a way that the consonants are replaced by the previous letter in the English alphabet and the vowels are replaced by the next letter in the English alphabet. Which of the following will be the third letter from the left end of new set of letters?
T
X
S
W
None of these
If in the word ‘INDURATE’, all the vowels are first arranged alphabetically and then all the consonants are arranged alphabetically and then all the vowels replaced by the next letter and all the consonants are replaced by previous letter from English alphabet, which letter will be third from the right end?
I
M
N
J
None of these
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RRB |GROUP D|PREVIOUS YEAR QUESTIONS
1. Rajesh is the father-in-law of Neha, and Akash is the only son of Rajesh. How is Akash related to Neha?
1) Husband
2) Wife
3) Father
4) Son
2. In the following question, two statements are given each followed by two conclusions I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.
Statements: (I) some children are adults. (II) Some adults are old.
Conclusion: (I) some children are not old. (II) Some adults are not old
1) Conclusion II follows
2) Conclusion I follows
3) Both I and II follows
4) Neither I nor II follows
3. Select the set in which the numbers are related in the same way as are the numbers of the following set.
1) (6, 75, 11)
2) (9, 63, 14)
3) (10, 71, 13)
4) (8, 80, 12)
4. ‘Geology’ is related to ‘Rocks’ in the same way as ‘Cytology’is related to ‘_________’.
1) Cells
2) Organism
3) Life
4) Plants
5. Select the word-pair in which the two words are related in the same way as are the two words in the following word pair. Barter : Commodities
1) Debate: Discussion
2) Treat: Disease
3) Correspond: Letters
4) Movement: Traffic
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RRB GROUP D EXAM 2021|General Intelligence & Reasoning
1. A class of girls stands in a single line. One girl is twenty-third in order from both the ends. How many girls are there in the class?
1) 45
2) 47
3) 49
4) 48
5) 51
2. Charan ranks fourteenth in a class of 52 students. What is his rank from the last?
1) 28
2) 31
3) 40
4) 39
5) 37
3. If Ramya finds that she is seventeenth from the right in a line of girls and eighth from the left, how many girls should be added to the line such that there are 38 girls in the line?
1) 13
2) 12
3) 16
4) 9
5) 14
4. Rohith is fourteenth from the left end of a row of 31 boys and Rahul is eleventh from the right end in the same row. How many boys are there between them in the row?
1) 4
2) 5
3) 7
4) 6
5) Data inadequate
5. In a class of 27 students Akhil is placed fifteenth from the bottom whereas Aryana placed seventh from top. Avinash is placed exactly in between the two. What is Akhil’s position from Avinash?
1) 6
2) 9
3) 3
4) 7
5) 5
6. Somya is eleventh from the front in a column of girls. There were twice as many behind her as there were in front. How many girls are there between Somya and the thirteenth girl from the end of the column?
1) 7
2) 6
3) 11
4) 10
5) Data inadequate
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RRB|GROUP D EXAM|PREVIOUS QUESTIONS
1. Propellant used in Cryogenic engine?
1) Liquid Oxygen
2) Dimethyl Hydrogen
3) Liquid Hydrogen
4) Poly Butadiene
2. Range of Brahmos Missile?
1) 350 km
2) 500 km
3) 150 Km
4) 290 Km
3. Type of energy present in Volcanoes?
1) Mechanical energy
2) Geothermal energy
3) Electrical energy
4) Atomic energy
4. Where is the National institute of Immunology located?
1) Mumbai
2) New Delhi
3) Hyderabad
4) Chennai
5. Diagnostic used to confirm Typhoid?
1) VDRL test
2) Widal test
3) Coumb’s test
4) None
6. Percentage of water in blood?
1) 85-90%
2) 70-80%
3) 50-60%
4) 25-30
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RRB|GROUP D EXAM
1. Which of the statements given below is/are not correct?
1) ‘Open’ is an Autobiography of Andre Agassi.
2) The author of ‘India 2020: A Vision for the New Millennium’ A.P.J. Abdul Kalam.
3) The author of ‘A Foreign Policy For India’ is L.K Advani.
i. 3
ii. 2 and 3
iii. 1 and 3
iv. 1, 2 and 3
2. A peace treaty between Japan and which country has not been concluded yet, even after 70 years have passed since the end of World War Two?
i. India
ii. Russia
iii. China
iv. Canada
3. Nepal does not s hare its border with which Indian state?
i. Uttarakhand
ii. Haryana
iii. West Bengal
iv. Sikkim
4.Which State of India has lowest sex ratio as per census 2011?
i. Punjab
ii. Jammu and Kashmir
iii. Haryana
iv. Sikkim
5. In which one of the following animals, is skin a respiratory organ?
i. Cockroach
ii. Frog
iii. Shark
iv. Whale
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RRB GROUP D|SYLLOGISM QUESTIONS
1. Statements:
All fingers are arms
Some arms are hands
Conclusions:
I. Some fingers are hands
II. Some arms are fingers
2. Statements:
Some rats are cats
All dogs are cats
Conclusions:
I. Some rats are dogs
II. All dogs are rats
3. Statements:
All knifes are spoons
Some knifes are forks
Conclusions:
I. Some spoons are forks
II. Some spoons are knifes
4. Statements:
Some cycles are scooters
All cars are scooters
Conclusions:
I. Some cars are cycles
II. All scooters are cycles
5. Statements:
Some rivers are canals
All canals are oceans
Conclusions:
I. No river is an ocean
II. Some canals are oceans
6. Statements:
All pens are erasers
All pens are books
Conclusions:
I. Some erasers are books.
II. All books are erasers.
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