RRB-NTPC 2021 General Awareness

Practice subject-wise previous year questions

Question 2076
GK

Three pieces of timber that are 187 m, 102 m and 255 m long have to be divided into planks of the same length. What is the greatest possible length (in metres) of each plank?

A
17
B
19
C
11
D
13
Question 2077
GK

Four times the present age of P exceeds the present age of Q by 46 years. After 7 years, three times Q's age will be 41 years less than seven times P's age at that time. What is the present age (in years) of Q?

A
53
B
56
C
54
D
64
Question 2078
GK

What sum of money (in ₹) will amount to ₹2,160 at 5% per annum simple interest in 5 years?

A
₹1,728
B
₹8,640
C
₹1,678
D
1,778
Question 2079
GK

The product of two positive numbers is 11045. If the first number is five times the second number, then the sum of the two numbers is:

A
289
B
282
C
291
D
295
Question 2080
GK

A number, when increased by 60%, gives 3630. The number is:

A
1134.375
B
6806.25
C
2268.75
D
4537.5
Question 2081
GK

A sum of money triples itself at a certain rate of compound interest in 12 years. In how many years will it amount to 27 times of itself?

A
33 years
B
36 years
C
46 years
D
41 years
Question 2082
GK

AQWE is related to FVBJ in a certain way based on the English alphabetical order. In the same way, UKQY is related to ZPVD. To which of the following is JZFN related, following the same logic?

A
OEKS
B
OKIU
C
KIOP
D
OKIT
Question 2083
GK

OWLS is related to TRPO in a certain way based on the English alphabetical order. In the same way, YMTK is related to DHXG. To which of the following is ICBC related, following the same logic?

A
OWGX
B
NXFY
C
NWEX
D
MYEZ
Question 2084
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 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
WA - SF
B
DY - ZD
C
ZG - VL
D
ME - HJ
Question 2085
GK

If 1 is added for each odd digit and 1 is subtracted from each even digit of the number 86435621, how many digits are repeated more than once in the new number formed?

A
None
B
One
C
More than two
D
Two
Question 2086
GK

Each of the digits in the number 6243514 is arranged in ascending order from left to right. What will be the sum of the digits which are second from the left and third from the right in the new number thus formed?

A
7
B
5
C
8
D
6
Question 2087
GK

In the following number-pairs, the second number is obtained by applying certain mathematical operations to the first number. 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/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.) 45, 165 21, 141

A
25, 155
B
38, 158
C
12, 122
D
32, 162
Question 2088
GK

If 2 is added to each even digit and 3 is subtracted from each odd digit in the number 6325497, what will be the sum of the greatest and smallest digit in the number thus formed?

A
6
B
10
C
8
D
12
Question 2089
GK

A is the mother of G. G is the father of D. D is the son of T. Y is the father of T. How is A related to Y?

A
Daughter's husband's sister
B
Husband's mother
C
Husband's sister
D
Daughter's husband's mother
Question 2090
GK

What should come in place of the question mark (?) in the given series? 9 25 50 82 123 ?

A
117
B
127
C
171
D
172
Question 2091
GK

In a certain code language, 'BEST' is coded as '5237' and 'SINK' is coded as '6142'. What is the code for 'S' in the given code language?

A
6
B
2
C
3
D
4
Question 2092
GK

Seven people, I, J, K, L, M, N and O, are sitting in a row, facing north. No one sits to the left of O. Only four people sit between O and I. Only three people sit to the right of K. J sits to the immediate left of N. L is not an immediate neighbour of K. Who sits at the rightmost end of the line?

A
L
B
I
C
K
D
N
Question 2093
GK

XSLE is related to AWOI in a certain way based on the English alphabetical order. In the same way, JIXU is related to MMAY. To which of the following options is SUGG related, following the same logic?

A
VYJK
B
VIKU
C
VJKU
D
VYKI
Question 2094
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) 9 & # 3 % £ 4 7 & 2 $ * 5 Ω 6 1 @ 8 (Right) How many such symbols are there, each of which is immediately preceded by a number and also immediately followed by another number?

A
None
B
More than two
C
Two
D
One
Question 2095
GK

In a certain code language, 'WANT' is coded as '3517' and 'TIDE' is coded as '2146'. What is the code for 'T' in the given code language?

A
1
B
5
C
2
D
6
Question 2096
GK

What should come in place of the question mark (?) in the given series? 97, 101, 110, 126, 151, ?

A
178
B
186
C
185
D
187
Question 2097
GK

What should come in place of ? in the given series based on the English alphabetical order? WGO GRA QCM ANY ?

A
KUK
B
YKK
C
KYK
D
KKY
Question 2098
GK

Manoj starts from Point A and drives 11 km towards the south. He then takes a right turn and drives 7 km, then turns right and drives 13 km. He then takes a right turn and drives 12 km. He takes a final right turn, drives 2 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
4 km to the west
B
5 km to the east
C
5 km to the west
D
4 km to the east
Question 2099
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
TWZ
B
LQR
C
YBE
D
PSV
Question 2100
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 chairs are papers. No chair is a desk. Conclusions: (I): No paper is a desk. (II): All papers are chairs.

A
Only Conclusion II follows
B
Neither Conclusion I nor II follows
C
Both Conclusions I and II follow
D
Only Conclusion I follows