RRB-NTPC 2021 General Awareness

Practice subject-wise previous year questions

Question 501
GK

The marked price of an article is ₹800. It is sold at two successive discounts of 24% and 15%, respectively. Find the selling price of the article.

A
₹595.48
B
₹686.42
C
₹516.80
D
₹625.78
Question 502
GK

Simplify: $(\cos^4 A - \sin^4 A + 1) \cosec^2 A$

A
$\tan^2 A$
B
$2 \cot^2 A$
C
$\cot^2 A$
D
$2 \tan^2 A$
Question 503
GK

In a certain code language, 'FATE' is coded as '3257' and 'AIDS' is coded as '6142'. What is the code for 'A' in the given code language?

A
6
B
5
C
4
D
2
Question 504
GK

What should come in place of the question mark (?) in the given series based on the English alphabetical order? YQT VNQ SKN PHK ?

A
MEH
B
MEG
C
MFG
D
MFH
Question 505
GK

What should come in place of the question mark (?) in the given series? 801 800 792 765 701 ?

A
576
B
676
C
656
D
556
Question 506
GK

What will come in the place of the question mark (?) in the following equation, if '+' and '-' are interchanged and 'x' and '÷' are interchanged? $17 \div 5 - 25 + 42 \times 7 = ?$

A
104
B
106
C
105
D
103
Question 507
GK

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 pair.)

A
QU - VZ
B
OS - TX
C
JL - MK
D
EI - JN
Question 508
GK

SACU is related to ZHJB in a certain way based on the English alphabetical order. In the same way, UCEW is related to BJLD. To which of the following is PXZR related, following the same logic?

A
WEGY
B
GWER
C
GTRE
D
GERT
Question 509
GK

Manoj starts from point E and drives 4 km towards west. He then takes a left turn and drives 5 km. He takes a right turn and drives 2 km. He then takes a left turn and drives 2 km. He takes another left turn and drives 3 km. He again takes a left turn and drives 2 km. He takes a final right turn and drives 3 km to reach a point D. How far (shortest distance) and towards which direction should he drive in order to reach point E again? (All turns are 90-degree turns only unless otherwise specified.)

A
5 km north
B
3 km east
C
4 km east
D
3 km north
Question 510
GK

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 conclusions logically follow(s) from the statements. Statements: All globes are ball. All globes are map. Conclusions: (I): Some balls are map. (II): All map are globe.

A
Only conclusion (I) follows.
B
Both conclusions (I) and (II) follow.
C
Neither conclusion (I) nor (II) follows.
D
Only conclusion (II) follows.
Question 511
GK

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
MG - RA
B
YE - DY
C
IL - NF
D
FV - KO
Question 512
GK

In the following triad, each group of letters is related to the subsequent one following a certain logic. Select from the given options, the one which follows the same logic. SONG - OSNG - GNOS DAWN - ADWN - NWAD

A
PLOG - LPOG - GOLP
B
ROLE - ORLE - OLER
C
EXIL - EIXL - LIXE
D
OPEN - POEN - NPEO
Question 513
GK

What should come in place of the question mark (?) in the given series? 101 110 121 134 149 ?

A
163
B
159
C
156
D
166
Question 514
GK

If '+' means 'subtraction', '-' means 'multiplication', 'x' means 'division' and '÷' means 'addition', then what will come in place of the question mark (?) in the following equation? $9 - 5 + 82 \times 2 \div 17 = ?$

A
31
B
27
C
21
D
24
Question 515
GK

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
JN-IK
B
DH-CF
C
GK-FI
D
QU-PS
Question 516
GK

Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only.  (Left) < 7 5 9 @ ? 2 @ + $ 4 ? ? & 2 $ 5 ? 1 % * (Right)  How many such symbols are there, each of which is immediately preceded by a number and also immediately followed by a number?

A
Two
B
One
C
Four
D
Three
Question 517
GK

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 conclusions logically follow(s) from the statements. Statements: All sparrows are owls. No sparrow is a parrot. Conclusions: (I): No owl is a parrot. (II): No parrot is a sparrow.

A
Neither conclusion (I) nor (II) follows.
B
Only conclusion (II) follows.
C
Both conclusions (I) and (II) follow.
D
Only conclusion (I) follows.
Question 518
GK

What should come in place of the question mark (?) in the given series based on the English alphabetical order? QNK WTQ CZW IFC ?

A
OIL
B
LOI
C
OLI
D
LIO
Question 519
GK

Each of the digits in the number 8731245 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
One
B
Three
C
Two
D
None
Question 520
GK

Varun ranked 34th from the top and 11th from the bottom in his class. How many students are there in his class?

A
42
B
43
C
45
D
44
Question 521
GK

In a certain code language, 'am with you' is coded as 'mp rk tp' and 'go with him' is coded as 'rk lo wt'. How is 'with' coded in the given language?

A
rk
B
lo
C
mp
D
tp
Question 522
GK

Select the pair that follows the same pattern as that followed by the two pairs given below. Both pairs follow the same pattern. HJS : JNV ACJ : CGM

A
LHS : NLW
B
ORC : QVF
C
OPC : QSG
D
WSK : YWM
Question 523
GK

What should come in place of the question mark (?) in the given series? 40, 48, 58, 66, 76, ?

A
85
B
89
C
84
D
86
Question 524
GK

Seven people, I, J, K, L, M, N and O, are sitting in a row, facing north. Only three people sit between M and J. O sits to the immediate left of J. No one sits to the right of I. Only two people sit between I and O. N sits to the immediate right of L. How many people sit between K and N?

A
Four
B
Three
C
One
D
Two
Question 525
GK

Piyush ranked 35th from the top and 18th from the bottom in his class. How many students are there in his class?

A
53
B
52
C
54
D
51