RRB-NTPC 2021 General Awareness

Practice subject-wise previous year questions

Question 201
GK

S is the mother of R. R is the brother of P. P is the wife of I. I is the father of O. How is S related to O?

A
Mother's mother
B
Mother's sister
C
Mother's father
D
Mother's brother
Question 202
GK

If 2 is added to each even digit and 2 is subtracted from each odd digit in the number 3659247, then what will be the sum of all the even digits in the new number thus formed?

A
18
B
14
C
12
D
16
Question 203
GK

XSLE is related to CWQI in a certain way based on the English alphabetical order. In the same way, RIFU is related to WMKY. To which of the given options is GUUG related, following the same logic?

A
LZXS
B
LYZK
C
LYXZ
D
LZXD
Question 204
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
KMI
B
HJF
C
EGB
D
NPL
Question 205
GK

What should come in place of the question mark (?) in the given series based on the English alphabetical order? QMS NJP KGM HDJ ?

A
FEI
B
IAG
C
GEI
D
EAG
Question 206
GK

The average weight (in kg) of a family of five members whose weights are 40 kg, 49 kg, 56 kg, 75 kg and 39 kg is:

A
50.8
B
51.8
C
52.8
D
53.8
Question 207
GK

The marked price of a stainless-steel bottle is ₹1,200. After applying two successive discounts of 10% and 5%, what is the selling price?

A
₹1,106
B
₹1,052
C
₹1,026
D
₹1,116
Question 208
GK

An equilateral triangle has each side measuring 13 cm; find its perimeter.

A
30 cm
B
39 cm
C
26 cm
D
42 cm
Question 209
GK

A, B and C invest a sum in the ratio of 63: 35: 42, respectively. If they earned a total profit of ₹5,120 at the end of the year, then what is the difference between share of B and C?

A
₹274
B
₹340
C
₹221
D
₹256
Question 210
GK

The number 245015 is divisible by which of the following?

A
2
B
15
C
5
D
11
Question 211
GK

A man goes to Lucknow from Kanpur at a speed of 72 km/hr and returns to Kanpur at speed of 90 km/hr, through the same route. What is his average speed (in km/hr) of the entire journey?

A
80
B
83
C
76
D
79
Question 212
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 4 5 # 6 2 $ © 8 2 £ @ & # 5 £ % & # 1 (Right) How many such symbols are there each of which is immediately preceded by a number and also immediately followed by a symbol?

A
2
B
3
C
5
D
4
Question 213
GK

A, B, C, D, J, K and L are sitting around a circular table, facing the centre of the table. L sits to the immediate right of D. Only three people sit between L and C when counted from the left of L. Only three people sit between D and J. A sits to the immediate right of K. How many people sit between D and K when counted from the right of K?

A
Three
B
Four
C
Two
D
One
Question 214
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
GL-HF
B
KP-LI
C
MR-NK
D
IN-JG
Question 215
GK

If 3 is added to each odd digit and 1 is subtracted from each even digit in the number 6243514, what will be difference between the highest and lowest digits in the number thus formed?

A
6
B
7
C
8
D
5
Question 216
GK

What should come in place of the question mark (?) in the given series? 84, 85, 87, 91, 99, ?

A
511
B
115
C
125
D
254
Question 217
GK

If 'A' stands for '÷', 'B' stands for '$\times$', 'C' stands for '$+$' and 'D' stands for '-', then what will come in place of the question mark (?) in the following equation? (117 A 3) C (119 A 7) C 24 D 6 C (117 A 13) B 2 = ?

A
108
B
92
C
100
D
98
Question 218
GK

What will come in the place of the question mark (?) in the following equation, if '+' and '-' are interchanged and '$\times$' and '$\div$' are interchanged? 25 $\div$ 6 - 8 + 20 $\times$ 4 = ?

A
152
B
153
C
154
D
151
Question 219
GK

In a certain code language, 'LEFT' is coded as '5427' and 'EARS' is coded as '6153'. What is the code for 'E' in the given code language?

A
5
B
6
C
4
D
3
Question 220
GK

Rajeev starts from Point A and drives 8 km towards east. He then takes a left turn, drives 4 km, turns left and drives 4 km. He then takes a left turn and drives 11 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 $90^\circ$ turns only unless specified.)

A
9 km towards south
B
7 km towards west
C
7 km towards north
D
9 km towards north
Question 221
GK

Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? COB 5, EQD 10, GSF 15, IUH 20, ?

A
JWI 25
B
JVI 22
C
KWJ 25
D
KVJ 22
Question 222
GK

In a certain code language, 'A = B' means 'A is the wife of B', 'A $\yen$ B' means 'A is the father of B', 'A # B' means 'A is the brother of B' and 'A% B' means 'A is the mother of B'. How is D related to A if 'D % E = L $\yen$ T # A'?

A
Mother's mother
B
Mother's brother
C
Mother's father
D
Mother's sister
Question 223
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 conclusions logically follow(s) from the statement(s). Statements: All meters are compasses. All compasses are scales. Conclusions: (I) Some scales are compasses. (II) All meters are scales.

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 224
GK

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.) (75, 62, 49) (61, 48, 35)

A
(73, 60, 53)
B
(48, 24, 12)
C
(92, 79, 66)
D
(66, 52, 41)
Question 225
GK

ETHC is related to XOMJ in a certain way based on the English alphabetical order. In the same way, CZBE is related to VUGL. To which of the given options is HKQZ related, following the same logic?

A
AVGF
B
AFGV
C
AFVG
D
AVGH