RRB-NTPC 2021 General Awareness
Practice subject-wise previous year questions
Question 1801
GK
Simplify: $x(6x - 9) + 6(x^2 - 3) + 19$
A
$12x^2-9x-1$B
$12x^2 - 9x + 1$C
$-12x^2-9x + 1$D
$-12x^2-9x - 1$Question 1802
GK
Pooja, Harsh, and Madhur invest ₹1,120, ₹1,320, and ₹1,160, respectively to start a business. If the profit at the end of the year is ₹1,080, then what is the share of Madhur in the profit?
A
₹348B
₹349C
₹351D
₹347Question 1803
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
HPJB
QYRC
KSMD
NVPQuestion 1804
GK
I, J, K, L, O, P and Q are sitting around a circular table facing the centre of the table. Only two people sit between Q and K when counted from the right of Q. Only two people sit between K and O. Only three people sit between Q and P. I sits to the immediate left of L. Who sits third to the left of J?
A
KB
LC
QD
IQuestion 1805
GK
Seven people A, B, C, D, E, F and G are sitting in a row, facing north. Only two people sit to the right of D . Only two people sit between D and G . Only two people sit between A and C . C sits to the immediate left of D . F sits to the immediate right of B . Who sits at the third position from the left end of the row?
A
CB
AC
DD
GQuestion 1806
GK
What will come in place of the question mark (?) in the following equation, if '+' and '-' are interchanged and 'x' and '÷' are interchanged? $100 \times 4 + 11 \div 2 - 18 = ?$
A
27B
15C
21D
36Question 1807
GK
What should come in place of the question mark (?) in the given series? 22 25 36 39 50 ?
A
54B
53C
52D
55Question 1808
GK
What should come in place of the question mark (?) in the given series based on the English alphabetical order? ELJ HOM KRP NUS ?
A
OVTB
QXTC
QXVD
QVTQuestion 1809
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
FIMB
ORVC
ZBFD
PSWQuestion 1810
GK
Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? NUB 1, JQX 4, FMT 10, BIP 22, XEL 46, ?
A
TAI 94B
TAH 94C
NAH 94D
TUH 94Question 1811
GK
Read the given statement(s) 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 conclusion(s) logically follow(s) from the statement(s). Statements: Some Blueberries are Melons. All Melons are Grapefruits. Conclusions: I. No Blueberries are Grapefruits. II. Some Grapefruits are Blueberries.
A
Both conclusions (I) and (II) follow.B
Neither conclusion (I) nor (II) follows.C
Only conclusion (I) follows.D
Only conclusion (II) follows.Question 1812
GK
Refer to the five three-digit numbers given below and answer the question that follows. (Left) 869 509 779 491 863 (Right) (Example: 697 - first digit = 6, second digit = 9, and third digit = 7) (NOTE: All operations to be done from left to right.) If all the numbers are arranged in ascending order, the position of how many numbers will remain unchanged?
A
4B
2C
3D
1Question 1813
GK
What should come in place of the question mark (?) in the given series? 83 91 107 139 203 ?
A
335B
321C
332D
331Question 1814
GK
What will come in the place of the question mark (?) in the following equation, if '+' and '-' are interchanged and 'x' and '÷' are interchanged? $25 × 5 − 18 ÷ 3 + 15 = ?$
A
42B
41C
44D
43Question 1815
GK
Select the pair that follows the same pattern as that followed by the two pairs given below. Both pairs follow the same pattern. QMJ-GCZ CYV-SOL
A
UQN-JGCB
UPL-JFCC
VRO-LHED
UPL-KGDQuestion 1816
GK
In a certain code language, 'RAID' is coded as '3527' and 'DOGS' is coded as '1346'. What is the code for 'D' in the given code language?
A
7B
3C
4D
1Question 1817
GK
Umar starts from Point A and drives 7 km towards North. He then takes a right turn, drives 4 km, turns right and drives 11 km. He then takes a right turn and drives 9 km. He takes a final right turn, drives 4 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
4 km to the NorthB
5 km to the NorthC
4 km to the SouthD
5 km to the EastQuestion 1818
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 1 6 9 & 9 € & 2 6 £ £ $ @ % * % (Right) How many such numbers are there each of which is immediately preceded by a symbol and also immediately followed by a symbol?
A
1B
3C
4D
2Question 1819
GK
Select the pair which follows the same pattern as that followed by the given pairs: 12 → 53 25 → 105
A
18 → 77B
16 → 69C
20 → 85D
22 → 95Question 1820
GK
Seven boxes F, G, H, I, K, L, and O are kept one over the other but not necessarily in the same order. Only three boxes are kept above G. Only one box is kept between F and G. Only three boxes are kept between F and K. K is kept at some place above G. O is kept immediately below K. L is kept at one of the places above I. H is not kept immediately above or below F. Which box is kept at the lowermost position?
A
OB
FC
ID
HQuestion 1821
GK
Seven boxes A, B, C, D, E, F and G are kept one over the other but not necessarily in the same order. No box is kept above F. Only three boxes are kept between F and E. Only one box is kept between C and A. A is kept immediately above E. Only four boxes are kept between C and B. D is kept at some place above G. How many boxes are kept between F and G?
A
3B
4C
2D
1Question 1822
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 conclusion(s) logically follow(s) from the statements. Statements: Some planes are buses. No bus is a truck. Conclusions: (I): No truck is a bus. (II): Some buses are planes.
A
Only conclusion (I) follows.B
Only conclusion (II) follows.C
Both conclusions (I) and (II) follow.D
Neither conclusion (I) nor (II) follows.Question 1823
GK
NMOK is related to QHRF in a certain way based on the English alphabetical order. In the same way, TCUA is related to WXXV. To which of the following is ZSAQ related, following the same logic?
A
CNDLB
DOCKC
DNEMD
BMFGQuestion 1824
GK
Ravi starts from Point A and drives 8 km towards south. He then takes a left turn, drives 9 km, turns right and drives 5 km. He then takes a right turn and drives 4 km. He takes a final right turn, drives 13 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
5 km towards westB
13 km towards eastC
16 km towards westD
16 km towards northQuestion 1825
GK
Each of the digits in the number 5312768 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
9B
6C
8D
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