RRB NTPC 2025 Free Mock Test Set-78 for CBT Exam, Answer all MCQs Now

RRB NTPC 2025 Free Mock Test Set-78: The RRB NTPC 2025 CBT Exam is a highly competitive examination that requires thorough preparation and practice. To help you excel, we have prepared a Free Mock Test Set-78 designed to simulate the actual exam environment.

This set includes a variety of Multiple Choice Questions (MCQs) covering key topics such as Mathematics, General Awareness, Reasoning, and General Science. Answer all the MCQs below to assess your preparation level and identify areas for improvement. 

RRB NTPC 2025 Free Mock Test Set-77 for CBT Exam

Here are the MCQs:

1. The length and width of a rectangle are doubled. The percentage increase in area is—

• a) 20%
• b) 300%
• c) 400%
• d) 140%

2. A rectangular courtyard of 25 m × 16 m is to be paved with square tiles. If the length of each tile is 20 cm, the total number of tiles required is—

• a) 10000
• b) 100
• c) 1000
• d) 400

3. 80 workers can dig a pond in 25 days. After working for 10 days, 30 workers left. The remaining work will take—

• a) 24 days
• b) 20 days
• c) 18 days
• d) 21 days

4. A number, when multiplied by 17, becomes equal to the square of the number. The number is—

• a) 18
• b) 16
• c) 19
• d) 9

5. A sum of money becomes three times in 20 years at simple interest. The rate of interest is—

• a) 5%
• b) 8%
• c) 20%
• d) 10%

6. Kanyakumari is located in—

• a) Karnataka
• b) Kerala
• c) Tamil Nadu
• d) Andhra Pradesh

7. Ranthambore National Park is located in—

• a) Madhya Pradesh
• b) Odisha
• c) Rajasthan
• d) Uttar Pradesh

8. Popular lyricist Pulak Bandyopadhyay unfortunately passed away. The cause of his death was—

• a) Chronic illness
• b) Car accident
• c) Fire accident
• d) Suicide

9. The weight of an object is the highest at—

• a) Equator
• b) North or South Pole
• c) Mountain peak
• d) Inside a mine

10. Bleaching powder is made by passing chlorine over—

• a) Calcium carbonate
• b) Magnesium carbonate
• c) Calcium hydroxide
• d) Magnesium hydroxide

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11. What is the smallest integer that, when subtracted from 99999, results in a perfect square?

• a) 99
• b) 143
• c) 207
• d) 9

12. In a group of 55 children, 240 sweets are distributed. Each boy gets 5 sweets, and each girl gets 3 sweets. The number of boys is—

• a) 20
• b) 35
• c) 30
• d) 25

13. The Afghan Cup is associated with which sport?

• a) Volleyball
• b) Table Tennis
• c) Hockey
• d) Bridge

14. How many two-digit numbers start or end with the digit 3?

• a) 10
• b) 9
• c) 18
• d) 19

15. The LCM of 0.9, 0.09, and 0.009 is—

• a) 0.00729
• b) 0.9
• c) 0.09
• d) 0.009

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Answers to the RRB NTPC 2025 Free Mock Test Set-77 for CBT Exam

Here are the answers:

1. a
2. a
3. d
4. b
5. d
6. c
7. c
8. d
9. b
10. c
11. b
12. a
13. a
14. d
15. b

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