RRB NTPC 2025-13-08-2025-1 RRB Question Paper

RRB NTPC 2025-13-08-2025-1 RRB Questions

41.
Section - Mathematics
The number of prime numbers lying between 476 and 491, both included, is:
A.
4
B.
2
C.
5
D.
3
ANSWER :
D. 3
42.
A bus travelling at 75 km/hr completes a journey in 17 hours. What should be its speed to cover the same distance in 5 hours?
A.
255 km/hr
B.
264 km/hr
C.
261 km/hr
D.
247 km/hr
ANSWER :
A. 255 km/hr
43.

Find the value of 48-17 ÷ 48-12 × 48-13.

A.

48-34

B.

48-37

C.

48-35

D.

48-42

ANSWER :

D. 48-42

44.
Sneha, Yash and Rohan invested ₹1,090, ₹1,170 and ₹1,340, respectively to start a business. If the profit at the end of the year is ₹1,620, what is Rohan's share of the profit?
A.
₹603
B.
₹605
C.
₹606
D.
₹602
ANSWER :
A. ₹603
45.
The number 587407 is divisible by which of the following?
A.
34
B.
43
C.
41
D.
47
ANSWER :
C. 41
46.
On a marked price, the difference between the selling prices with a single discount of 40% and two successive discounts of 15% and 20% is ₹400, then find the marked price (in ₹).
A.
₹5,150
B.
₹4,900
C.
₹5,000
D.
₹4,950
ANSWER :
C. ₹5,000
47.
Find the volume of the cylinder whose height and radius are 7 cm and 3 cm, respectively (use π = 3.14).
A.
193.58 cm3
B.
190.01 cm3
C.
195.68 cm3
D.
197.82 cm3
ANSWER :
D. 197.82 cm3
48.
By selling 6 articles for a rupee, a man loses 30%. To gain 40% how many must he sell for a rupee?
A.
5
B.
4
C.
2
D.
3
ANSWER :
D. 3
49.
The marks scored by 10 students are given below.
19, 14, 11, 20, 18, 17, 14, 10, 11, 11
The mode of the given data is:
A.
19
B.
14
C.
11
D.
20
ANSWER :
C. 11
50.
Shivam got an increase of 4% in his sales amount in the first year and 25% in the second year; also with this, his current sales are ₹1,40,400, what was his sales (in ₹) two years ago?
A.
₹88,000
B.
₹1,12,320
C.
₹1,35,000
D.
₹1,08,000
ANSWER :
D. ₹1,08,000