RRB-NTPC 2021 General Awareness

Practice subject-wise previous year questions

Question 1351
GK

In the following number-pairs, the second number is obtained by applying certain mathematical operation(s) to the first number. Select the number-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 their constituent digits. E.g. 13 - Operations on 13 such as adding to/subtracting from/multiplying with 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)  12, 134  9, 71

A
15, 235
B
13, 170
C
16, 246
D
11, 130
Question 1352
GK

211 people are standing in a row facing north. Mr. Maxi is 9th from the left end while Mr. Han is 91st from the right end. How many people are there between Mr. Maxi and Mr. Han?

A
112
B
111
C
109
D
110
Question 1353
GK

SKEA is related to PGBW in a certain way based on the English alphabetical order. In the same way, GUSK is related to DQPG. To which of the given options is XIJY related, following the same logic?

A
PPOI
B
UGEU
C
UIOP
D
UEGU
Question 1354
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?  $26 \times 4 \div 8 - 15 + 6 = ?$

A
62
B
59
C
61
D
60
Question 1355
GK

Seven people A, B, C, D, E, F and G are sitting in a row, facing the north. Only one person sits to the right of B. E sits third from the left end of the row. G is the immediate neighbour of F and B. C sits to the immediate left of A. How many people sit to the left of D?

A
Four
B
Three
C
Six
D
Five
Question 1356
GK

Satheesh starts from his home and drives 5 km towards north. He then takes a left turn, drives 6 km, turns left, and drives 4 km. He then takes a right turn and drives 5 km and turns right, then drives 3 km to reach his office. In which direction is the office with respect to his home?  (Note: All turns are 90° turns only, unless specified.)

A
North-west
B
North
C
South
D
West
Question 1357
GK

In a certain code language, 'LIKE' is coded as '7029' and 'KAIL' is coded as '1279'. What is the code for 'A' in the given code language?

A
1
B
2
C
9
D
7
Question 1358
GK

Five people, A, B, C, D and E are sitting in a straight line, facing North. B is sitting to the extreme left end. Only two people are sitting between D and B. E is seated second to the right of B. A is not an immediate neighbour of E. How many people are sitting to the right of C?

A
Three
B
One
C
Zero
D
Two
Question 1359
GK

CROWD is related to HWTBI in a certain way based on the English alphabetical order. In the same way, DRAWN is related to IWFBS. To which of the given options is BRUSH related, following the same logic?

A
GWZXM
B
FVYWL
C
GWZYM
D
HXAYN
Question 1360
GK

Each of the digits in the number 9231475 is arranged in 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
One
B
None
C
Three
D
Two
Question 1361
GK

If 1 is added to each even digit and 3 is subtracted from each odd digit in the number 943372856, what will be difference between the highest and lowest digits thus formed?

A
9
B
7
C
8
D
6
Question 1362
GK

The marks scored by 10 students are given below.  19, 15, 10, 14, 13, 18, 19, 19, 11, 11  The mode of the data is:

A
19
B
20
C
15
D
10
Question 1363
GK

A shopkeeper lists the price of a fan at 50% above its cost price and offers a 30% discount on its list price. If he earns a profit of ₹91, then what is the list price (in ₹) of the fan?

A
2,774
B
2,697
C
2,730
D
3,025
Question 1364
GK

Which of the following numbers divides 2,45,015?

A
2
B
11
C
15
D
5
Question 1365
GK

If the third proportional of 9 and 51 be x, then what is the value of x?

A
287
B
288
C
291
D
289
Question 1366
GK

The marked price of an article is ₹4,500. It is sold at successive discounts of 25% and 20%. Find the selling price of the article (in ₹).

A
2,700
B
2,800
C
2,750
D
2,900
Question 1367
GK

Mahesh bought some pens at the rate of ₹150 a dozen. He sold them for ₹44 each. His profit percentage is _________ %.

A
256
B
250
C
254
D
252
Question 1368
GK

The population of a district is 374000, out of which 170000 are males. 78% of the population is literate. If 72% males are literate, then what percentage of females are literate?

A
85%
B
83%
C
81%
D
80%
Question 1369
GK

Arjun and Malaika have to travel from Delhi to Kanpur in their respective cars. Arjun is driving at 140 km/hr while Malaika is driving at 65 km/hr. Find the time taken by Malaika to reach Kanpur if Arjun takes 13 hours.

A
25 hours
B
34 hours
C
26 hours
D
28 hours
Question 1370
GK

Anand, Preeti and Dev invested ₹1,310, ₹1,350 and ₹1,140, respectively to start a business. If the profit at the end of the year is ₹1,630, what is Dev's share of the profit?

A
₹488
B
₹487
C
₹489
D
₹490
Question 1371
GK

What should come in place of the question mark (?) in the given series?  27 31 40 56 81 ?

A
121
B
120
C
118
D
117
Question 1372
GK

In a certain code language,  A $ B means 'A is the son 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'  Based on the above, how is E related to N if 'E @ F $ G ÷ M + N'?

A
Brother's daughter
B
Brother's wife
C
Wife
D
Daughter
Question 1373
GK

What should come in place of the question mark (?) in the given series based on the English alphabetical order?  WVH BAM GFR LKW ?

A
QPB
B
QBP
C
QWE
D
QEW
Question 1374
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
PT-KQ
B
JN-EK
C
MQ-HN
D
SW-NU
Question 1375
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:  All letters are mails.  All schedules are mails.  Conclusions:  (I) Some letters are schedules.  (II) Some mails are schedules.

A
Neither conclusion (I) nor (II) follows.
B
Only conclusion (II) follows.
C
Only conclusion (I) follows.
D
Both conclusions (I) and (II) follow.