RRB-NTPC 2021 General Awareness

Practice subject-wise previous year questions

Question 1926
GK

Select the pair which follows the same pattern as that followed by the two pairs given below. Both pairs follow the same pattern. FCV : KZQ ZQB : ENW

A
MUV : QPZ
B
PWL : UTG
C
YNQ : BIT
D
FLH : KHM
Question 1927
GK

In a certain code language, 'A = B' means 'A is the brother of B', 'A ¥ B' means 'A is the father of B', 'A # B' means 'A is the wife of B' and 'A% B' means 'A is the sister of B'. How is B related to S if 'B ¥ O% A = T # S'?

A
Wife's mother
B
Wife's father
C
Wife's brother
D
Wife's sister
Question 1928
GK

Seven boxes I, J, K, L, M, N and P are kept one over the other but not necessarily in the same order. Only L is kept above M. Only P is kept between M and J. Only N is kept below K. How many boxes are kept between I and N?

A
Three
B
One
C
Four
D
Two
Question 1929
GK

In a certain code language, 'youth shirt knife' is coded as 'nv to wh' and 'shirt son night' is coded as 'ch rb to'. How is 'shirt' coded in the given code language?

A
nv
B
wh
C
to
D
ch
Question 1930
GK

What should come in place of the question mark (?) in the given series? 92 83 74 ? 56 47 38

A
67
B
62
C
65
D
69
Question 1931
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
JNT
B
CGM
C
WAG
D
NRY
Question 1932
GK

What should come in place of the question mark (?) in the given series? 6 6 12 36 ? 720

A
108
B
120
C
172
D
144
Question 1933
GK

Select the pair that follows the same pattern as that followed by the two pairs given below. Both pairs follow the same pattern. EGO : FHP WSD : XTE

A
POI : QPK
B
TYC : UZE
C
JUG : KVI
D
CUT : DVU
Question 1934
GK

Each of the digits in the number 7841236 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
None
B
Three
C
One
D
Two
Question 1935
GK

In a certain code language, 'ALSO' is coded as '4367' and 'SLOT' is coded as '2347'. What is the code for 'T' in the given code language?

A
4
B
7
C
3
D
2
Question 1936
GK

If 2 is added to each even digit and 2 is subtracted from each odd digit in the number 4792536, what will be the sum of all the even digits in the new number thus formed?

A
16
B
18
C
14
D
12
Question 1937
GK

This question is based on the five, three-digit numbers given below. (Left) 781 752 642 105 864 (Right) (Example: 697 - First digit = 6, second digit = 9 and third digit = 7) (Note: All operations to be done from left to right.) In how many of the given numbers is the third digit of a number a factor of the first digit as well as second digit of the same number?

A
Two
B
Four
C
None
D
Three
Question 1938
GK

If 43% of first number is equal to two-ninths of second number, what is the ratio of first number to the second number?

A
202 : 384
B
198 : 382
C
200 : 387
D
201 : 390
Question 1939
GK

Which of the following statements is true regarding quadrilaterals? (i) A rhombus can be a square, but not all squares are rhombuses. (ii) In a trapezium, two pairs of opposite sides are equal. (iii) A rhombus is a special type of a parallelogram. (iv) Diagonals are equal in parallelograms and rhombuses.

A
iv
B
iii
C
ii
D
i
Question 1940
GK

Sapna invested ₹22,400 on simple interest, partly at 12% per annum and partly at 8% per annum. If she earns equal interests from the two investments after 4 years, then find the sum invested at 12% per annum (in ₹).

A
8,960
B
8,962
C
8,958
D
8,963
Question 1941
GK

A shopkeeper lists the price of a fan at 44% above its cost price and offers a 25% discount on its list price. If he earns a profit of ₹67, then what is the list price (in ₹) of the fan?

A
1,206
B
1,441
C
1,194
D
1,457
Question 1942
GK

If the radius of the base of a right circular cylinder is decreased by 28% and its height is increased by 141%, then what is the percentage increase (closest integer) in its volume?

A
29%
B
15%
C
17%
D
25%
Question 1943
GK

The HCF and LCM of two numbers are 3 and 396, respectively. If one of the numbers is 132, find the other one.

A
60
B
80
C
90
D
9
Question 1944
GK

The number 242425 is divisible by which of the following?

A
6
B
9
C
13
D
5
Question 1945
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: Some notes are books. All books are keys. Conclusions (I): Some notes are keys. Conclusions (II): All keys are books.

A
Only conclusion (II) follows.
B
Only conclusion (I) follows.
C
Neither conclusion (I) nor (II) follows.
D
Both conclusions (I) and (II) follow.
Question 1946
GK

Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? VOH 90, SLE 83, PIB 76, MFY 69, JCV 62, ?

A
GJS 55
B
HZS 55
C
GZS 55
D
GZI 55
Question 1947
GK

Each of the digits in the number 8912346 is arranged in ascending order from left to right. What will be the sum of the digits that are second from the left and second from the right in the new number thus formed?

A
7
B
6
C
10
D
8
Question 1948
GK

If 2 is added to each even digit and 1 is subtracted from each odd digit in the number 4376295, then which of the following digits will be third from the right in the new number thus formed?

A
4
B
8
C
7
D
2
Question 1949
GK

What should come in place of the question mark (?) in the given series? 60 71 93 137 225 ?

A
400
B
401
C
402
D
403
Question 1950
GK

What should come in place of the question mark (?) in the given series based on the English alphabetical order? TVY QSV NPS KMP ?

A
HIM
B
HJM
C
HJN
D
HIN