RRB NTPC 2025-12-06-2025-3 RRB Question Paper

RRB NTPC 2025-12-06-2025-3 RRB Questions

21.
In a certain code language, 'FARE' is coded as '8432' and 'FEAT' is coded as '3287'. What is the code for 'R' in the given code language?
A.
2
B.
3
C.
8
D.
4
ANSWER :
D. 4
22.
Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only.
(Left) 1 @ 2 2 7 © & 8 6 * # 9 3 6 & 6 # & * © @ 8 (Right)
How many such numbers are there each of which is immediately preceded by a number and also immediately followed by a number?
A.
1
B.
3
C.
2
D.
4
ANSWER :
C. 2
23.
Which of the following technologies was used to fabricate the Vikram 3201 microprocessor launched in 2025?
A.
90nm CMOS technology
B.
250nm CMOS technology
C.
180nm CMOS technology
D.
350nm CMOS technology
ANSWER :
C. 180nm CMOS technology
24.
Which dance form represents a mock fight between Durga and Mahishasura?
A.
Kalbelia
B.
Dandiya Raas
C.
Ghoomar
D.
Tarangmel
ANSWER :
B. Dandiya Raas
25.
The marks obtained by the students of a class are given. Find the standard deviation of the marks (rounded off to 2 decimal places).
65, 47, 59, 75, 82, 91, 55 and 78
A.
12.53
B.
13.99
C.
14.25
D.
15.05
ANSWER :
B. 13.99
26.
This question is based on the five, three-digit numbers given below.
(Left) 325 503 158 391 144 (Right)
(Example- 697 – First digit = 6, second digit = 9 and third digit = 7)
(NOTE: All operations to be done from left to right.)
What will be the resultant if the second digit of the highest number is added to the first digit of the lowest number?
A.
2
B.
0
C.
4
D.
1
ANSWER :
D. 1
27.
Factorise the given expression.
100a² + 300ab + 225b²
A.
(15a − 10b)²
B.
(10a − 15b)²
C.
(10a + 15b)²
D.
(15a + 10b)²
ANSWER :
C. (10a + 15b)²
28.

In this question, a group of letters is coded by using numbers and symbols as per the table given below and the conditions which follow.
Letter: U M S J P T F
Code: 7 4 @ $ % * 6
Conditions:
1. If the 1st letter is a vowel and the 3rd letter is a consonant, both are to be coded as the code for that 3rd letter consonant.
2. If the 1st and last letters are vowels, both are to be coded as 'N'.
3. If the 2nd and last letters are vowels, their codes are to be interchanged.
What is the correct combination of codes (by following only the applicable condition(s)) for the following letters?
AJSPT

A.

3 $ % @ *

B.

3 $ @ % *

C.

3 $ 3 % *

D.

@ $ @ % *

ANSWER :

D. @ $ @ % *

29.
Who are the members of India's recurve men's archery team that won a silver medal in the World Cup Stage 1, 2025?
A.
Tarundeep Rai, Jayanta Talukdar and Rahul Banerjee
B.
Dhiraj Bommadevara, Abhishek Verma and Atanu Das
C.
Atanu Das, Abhishek Verma and Tarundeep Rai
D.
Dhiraj Bommadevara, Atanu Das and Tarundeep Rai
ANSWER :
D. Dhiraj Bommadevara, Atanu Das and Tarundeep Rai
30.
In 2024, India introduced a fast-track procurement clause in which defence procurement policy to reduce acquisition delays?
A.
Defence Acquisition Procedure
B.
Defence Procurement Manual
C.
Defence Offset Policy
D.
Make in India Defence Protocol
ANSWER :
A. Defence Acquisition Procedure