RRB-NTPC 2021 General Awareness
Practice subject-wise previous year questions
Question 626
GK
If 3 is added to each even digit and 2 is added to each odd digit in the number 2571463, what will be the sum of the first and last digits in the new number thus formed?
A
10B
18C
14D
12Question 627
GK
This question is based on the five, three-digit numbers given below. (Left) 121 256 812 658 527 (Right) (NOTE: All operations to be done from left to right.) If all the numbers are arranged in descending order, the position(s) of how many numbers will remain unchanged?
A
OneB
ZeroC
ThreeD
TwoQuestion 628
GK
What should come in place of the question mark (?) in the given series based on the English alphabetical order? ZFN FLT LRZ RXF ?
A
XSDB
XLDC
XDLD
XDSQuestion 629
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 are the numbers of the following pairs. (Note: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g., 13 - Operations on 13 such as adding/subtracting/multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.) 140, 75 168, 103
A
106, 51B
175, 110C
115, 60D
125, 70 Question 630
GK
What should come in place of the question mark (?) in the given series based on the English alphabetical order? TWY RUW PSU NQS ?
A
LOQ B
LPRC
LPQD
LORQuestion 631
GK
In a certain code language, 'it is tasty' is written as 'mt bk lo' and 'did it go' is coded as 'mf jo mt'. How is 'it' coded in the given language?
A
mfB
loC
joD
mtQuestion 632
GK
Saif starts from Point A and drives 31 km towards East. He then takes a right turn, drives 35 km, turns right and drives 47 km. He then takes a right turn and drives 45 km. He takes a final right turn, drives 16 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 $90^\circ$ turns only unless specified.)
A
11 km to the SouthB
10 km to the SouthC
10 km to the EastD
11 km to the WestQuestion 633
GK
Suresh starts from Point M and drives 10 km towards north. Then, he takes a right turn and drives 4 km; he turns right again and drives 4 km. Then, he takes a left turn and drives 2 km; then, he turns right and drives 8 km. Then, he takes a final right turn, drives 6 km and stops at Point N. How far (shortest distance) and towards which direction should she drive in order to reach Point M again? (All turns are 90-degree turns only, unless specified.)
A
2 km towards northB
4 km towards northC
2 km towards southD
4 km towards southQuestion 634
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 trees are chairs. Some chairs are graphs. Conclusion (I): Some trees are graphs. Conclusion (II): All graphs are chairs.
A
Only conclusion (II) follows.B
Only conclusion (I) follows.C
Both conclusions (I) and (II) follow.D
Neither conclusion (I) nor (II) follows.Question 635
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
SJ-NTB
OF-JQC
MD-HND
KB-FLQuestion 636
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
FO - YJB
BX - USC
WA - PVD
TJ - LEQuestion 637
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
TXRB
NRMC
JNID
QUPQuestion 638
GK
What should come in place of the question mark (?) in the given series? 31 11 20 30 41 ?
A
58B
49C
67D
53Question 639
GK
Seven people, I, J, K, L, U, V and W are sitting in a row, facing north. Only two people sit to the right of K. Only two people sit between K and U. Only two people sit between I and V. V sits to the immediate left of K. L sits to the immediate right of W. Who sits at third position from the left end of the line?
A
IB
LC
JD
WQuestion 640
GK
This question is based on the five, three-digit numbers given below. (Left) 570 787 488 277 102 (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 numbers is the resultant of the summation of the first and the third digits a prime number?
A
FourB
OneC
TwoD
NoneQuestion 641
GK
LK 19 is related to GG 2 in a certain way. In the same way, IT 29 is related to DP 12. To which of the following is OV 15 related, following the same logic?
A
JR 2B
IS 4C
JS 4D
IR 2Question 642
GK
Each of the digits in the number 8357691 is arranged in the 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
TwoB
NoneC
ThreeD
OneQuestion 643
GK
What should come in place of the question mark (?) in the given series? 31 20 7 -8 -25 ?
A
-44B
-42C
-43D
-45Question 644
GK
CHRX is related to FKXD in a certain way based on the English alphabetical order. In the same way, OTPV is related to RWVB. To which of the given options is XCHN related, following the same logic?
A
AFNUB
AFTNC
ATFND
AFNTQuestion 645
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
TM-OSB
SL-NQC
XQ-SVD
VO-QTQuestion 646
GK
Rajesh, Heera, Neetu, Santosh, Pooja and Arti are sitting around a circle, facing the centre Rajesh sits second to the left of Arti. Arti sits third to the right of Pooja. Neetu sits second to the left of Santosh. Who sits to the immediate right of Santosh?
A
PoojaB
ArtiC
HeeraD
RajeshQuestion 647
GK
What should come in place of the question mark (?) in the given series? 35 50 70 95 125 ?
A
175B
160C
165D
170Question 648
GK
In a row of people all facing North, Navya is 12th from the left end. Uma is 19th from the left end. Uma is exactly between Navya and Dilip. If Dilip is 13th from the right end of the line, how many people are there in the row?
A
35B
37C
34D
38Question 649
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 8 % * Ω 2 1 # 4 3 0 π 9 μ 7 8 Ω # 9 β (Right) How many such symbols are there, which are immediately preceded by an odd number and also immediately followed by an even number?
A
ThreeB
FourC
OneD
NoneQuestion 650
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
FL - PGB
HN - RIC
DJ - NED
BH - LDPrevious
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