RRB-NTPC 2021 General Awareness

Practice subject-wise previous year questions

Question 1676
GK

Mr. Bravo starts from Point A and drives 1 km towards the west. He then takes a left turn, drives 2 km, turns left and drives 5 km. He then takes a left turn and drives 7 km. He takes a final left turn, drives 4 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 south
C
2 km to the north
D
6 km to the east
Question 1677
GK

In a certain code language: A = B means A is the mother of B A $ B means A is the brother of B A @ B means A is the wife of B A * B means A is the father of B How is X related to Z if:  X $ M @ N * O = Z

A
Brother
B
Maternal uncle
C
Cousin
D
 Father
Question 1678
GK

What will come in place of the question mark (?) in the following equation, if '+' and '$\times$' are interchanged and '-' and '÷' are interchanged? $42 \div 11 + 3 \times 18 - 2 = ?$

A
36
B
24
C
30
D
18
Question 1679
GK

If 1 is added to each odd digit and 4 is subtracted from each even digit in the number 6854376, what will be difference between the highest and lowest digits in the new number thus formed?

A
6
B
7
C
8
D
4
Question 1680
GK

Each of the digits in the number 5368794 is arranged in the ascending order from left to right. What will be the sum of the digits that are first from the left and first from the right in the new number thus formed?

A
10
B
9
C
12
D
7
Question 1681
GK

Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? IGE 16, LJH 21, OMK 26, RPN 31, ?

A
UYX 36
B
USQ 36
C
VXY 28
D
VYW 36
Question 1682
GK

Kasish starts from Point A and drives 10 km towards south. She then takes a left turn, drives 6 km, turns left and drives 11 km. She then takes a left turn and drives 7 km. She takes a final left turn, drives 1 km and stops at Point P. How far (shortest distance) and towards which direction should she drive in order to reach Point A again? (All turns are 90-degree turns only unless specified.)

A
1 km to east
B
2 km to east
C
1 km to west
D
2 km to west
Question 1683
GK

What should come in place of the question mark (?) in the given series? 13 29 55 113 223 ?

A
494
B
489
C
498
D
449
Question 1684
GK

In the following number-pairs, the second number is obtained by applying certain mathematical operations to the first number. Select the pair in which the numbers are related in the same way as in the given pair: 15, 227 9, 83

A
11, 123
B
10, 102
C
14, 198
D
12, 146
Question 1685
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. BLOW - WLBO - LOBW LEAF - FELA - EALF  

A
MOVE - EOMV - VOME
B
TOUR - OTUR - ROUT
C
CLAW - CALW - WALC
D
FANG - GAFN - ANFG
Question 1686
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 % 2 7 5 & $ * 5 © 6 1 1 * € 4 # 1 7 3 @ (Right) How many such symbols are there each of which is immediately preceded by a number and also immediately followed by a symbol?

A
3
B
4
C
1
D
2
Question 1687
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. TOES - SETO - TEOS CLAP - PACL - CALP

A
CALF - FLCA - ALCF
B
RUST - RSUT - TSUR
C
TUNE - UNTE - UNET
D
MICK - KCMI - MCIK
Question 1688
GK

What should come in place of the question mark (?) in the given series? 789 799 800 810 811 821 822 ?

A
832
B
833
C
831
D
823
Question 1689
GK

In a certain code language, 'MUGS' is coded as '4627' and 'UNIT' is coded as '1375'. What is the code for 'U' in the given code language?

A
5
B
6
C
1
D
7
Question 1690
GK

What should come in place of the question mark (?) in the given series? 31 32 34 38 46 ?

A
63
B
64
C
61
D
62
Question 1691
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
FH-HJ
B
IK-KM
C
MO-OQ
D
RT-TB
Question 1692
GK

Refer to the following number and symbol series and answer the question that follows. All numbers are single-digit. Counting to be done from left to right. (Left) & 3 Ω 9 # 1 * 2 + % 4 6 @ 8 $ 7 £ 5 (Right) How many such symbols are there each of which is immediately preceded by a number and also immediately followed by another number?

A
4
B
7
C
6
D
5
Question 1693
GK

The ratio of an interior angle to its corresponding exterior angle in a regular polygon is 3: 2. Determine the number of sides of the polygon.

A
8
B
7
C
5
D
6
Question 1694
GK

The HCF and the LCM of two numbers are 29 and 174, respectively. If one of the numbers is 58, find the other one.

A
116
B
174
C
145
D
87
Question 1695
GK

₹ 32,100 were divided among A, B and C, such that 2 times of A = 7 times of B = 4 times of C. Find the share of A.

A
₹ 17,976
B
₹ 17,815
C
₹18,091
D
₹ 17,847
Question 1696
GK

The average of first 151 odd natural numbers, is:

A
151
B
151.5
C
152
D
150.5
Question 1697
GK

Sapna invested ₹ 22,800 on simple interest, partly at 6% per annum and partly at 4% per annum. If she earns equal interests from the two investments after 8 years, then find the sum invested at 6% per annum (in ₹).

A
9,123
B
9,120
C
9,117
D
9,122
Question 1698
GK

P, Q and R invest sum in the ratio of 2: 22: 70, respectively. If they earned a total profit of ₹4,700 at the end of the year, then what is the difference between share of Q and R?

A
₹2,447
B
₹2,430
C
₹2,306
D
₹2,400
Question 1699
GK

Which of the following ratios is the greatest?

A
30:53
B
48:55
C
22:51
D
40:90
Question 1700
GK

Find the surface area of the cuboid with dimensions 3 cm, 5 cm and 8 cm.

A
79 square cm.
B
158 square cm.
C
60 square cm.
D
120 square cm.