RRB-NTPC 2021 General Awareness

Practice subject-wise previous year questions

Question 1976
GK

The average of first 153 odd natural numbers, is:

A
152.5
B
153
C
153.5
D
154
Question 1977
GK

The number of prime numbers lying between 472 and 486, both included, is:

A
6
B
2
C
5
D
1
Question 1978
GK

The LCM of the numbers 2.1 and 0.35 is:

A
0.21
B
21
C
0.021
D
2.1
Question 1979
GK

A, B and C started a business investing ₹2,410, ₹1,170 and ₹700, respectively. If B's share in the profit earned by them is ₹1,092. what is the difference in the profit (in ₹) earned by A and C?

A
₹1,595
B
₹1,596
C
₹1,597
D
₹1,593
Question 1980
GK

Find the mean proportional between 25 and 36.

A
32
B
27
C
33
D
30
Question 1981
GK

Train A leaves station M at 8:20 AM and reaches station N at 3:20 PM on the same day. Train B leaves station N at 10:20 AM and reaches station M at 3:20 PM on the same day. Find the time when trains A and B meet.

A
12:05 PM
B
12:35 PM
C
12:25 PM
D
12:15 PM
Question 1982
GK

Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? IQA 15 GMB 8 EIC -1 CED -12 ?

A
BCE -54
B
BAE -33
C
DNE -45
D
AAE -25
Question 1983
GK

What should come in place of the question mark (?) in the given series? 285 260 237 216 197 ?

A
170
B
160
C
150
D
180
Question 1984
GK

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.) (32, 64, 54) (23, 46, 36)

A
(18, 36, 16)
B
(29, 58, 48)
C
(25, 40, 30)
D
(21, 42, 52)
Question 1985
GK

MERIT is related to RJWNY in a certain way based on the English alphabetical order. In the same way, DRAWN is related to IWFBS. To which of the given options is SHAPE related, following the same logic?

A
WLETI
B
YNGVK
C
YMETK
D
XMFUJ
Question 1986
GK

If + means -, - means x, x means ÷ and $\div$ means +, then what will come in place of the question mark (?) in the following equation? \(4-5 \div 40 \times 4 + 23 = ?\)

A
13
B
7
C
2
D
19
Question 1987
GK

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
IPJ
B
LSM
C
RYT
D
OVP
Question 1988
GK

What should come in place of the question mark (?) in the given series? 879 880 884 893 909 ?

A
934
B
929
C
931
D
937
Question 1989
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 jars are cups. Some jars are kettles. Conclusions: (I) Some cups are kettles. (II) Some kettles are jars.

A
Both conclusions (I) and (II) follow.
B
Only conclusion (II) follows.
C
Neither conclusion (I) nor (II) follows.
D
Only conclusion (I) follows.
Question 1990
GK

Seven boxes U, V, W, X, E, F and G are kept one over the other but not necessarily in the same order. Only V is kept above E. Only W is kept between E and U. Only F is kept below X. How many boxes are kept between G and F?

A
Two
B
Three
C
Four
D
One
Question 1991
GK

Kishan starts from Point A and drives 15 km towards East. He then takes a right turn, drives 9 km, turns right and drives 8 km. He then takes a left turn and drives 6 km. He takes a final right turn, drives 7 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° turns only unless specified.)

A
18 km towards North
B
15 km towards North
C
18 km towards East
D
15 km towards South
Question 1992
GK

H, I, J, P, Q, R and S are sitting around a circular table facing the centre of the table. Only one person sits between H and Q when counted from the left of Q. S sits third to the right of R. J sits third to the left of P. S sits to the immediate right of J. I is not an immediate neighbour of J. How many people sit between I and Q when counted from the right of I?

A
Three
B
Two
C
One
D
Four
Question 1993
GK

In a certain code language, 'OLEA' is coded as '1542' and 'PEAL' is coded as '4651'. What is the code for 'P' in that language?

A
1
B
6
C
5
D
4
Question 1994
GK

What will come in the place of the question mark (?) in the following equation, if '+' and '-' are interchanged and 'x' and ÷ are interchanged? 35×5÷7-11+8 = ?

A
51
B
50
C
52
D
53
Question 1995
GK

What should come in place of the question mark (?) in the given series? 58, 64, 73, 85, 100, ?

A
118
B
120
C
121
D
119
Question 1996
GK

Seven boxes, A, B, C, D, E, F and G, are kept one over the other but not necessarily in the same order. Only G is kept above B. Only F is kept between B and C. Only E is kept below A. How many boxes are kept between E and F?

A
3
B
1
C
2
D
4
Question 1997
GK

Six friends J, K, L, T, U and V are sitting around a circular table, facing the centre. V sits second to the right of L, who sits second to the right of U. J sits to the immediate right of U. T sits second to the left of K. How many people sit between T and U when counted from the left of T?

A
Two
B
None
C
Three
D
One
Question 1998
GK

In the following triads, 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. DEAR - DRAE - RAED BALM - BMLA - MLAB

A
SWAG - SAWG - GAWS
B
MOST - MTSO - TSOM
C
MEAL - MELA - EALM
D
BURN - UBRN - NURB
Question 1999
GK

Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete?' CKS 11, ZHP 23, WEM 47, TBJ 95, QYG 191, ?

A
NVD 381
B
DND 383
C
NOD 383
D
NVD 383
Question 2000
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
IM - SJ
B
GK - QI
C
MQ - WN
D
KO - UL