RRB NTPC 2025 Free Mock Test Set-82 for Upcoming CBT Exam

RRB NTPC 2025 Free Mock Test Set-82: Are you gearing up for the RRB NTPC 2025 CBT Exam? Take your preparation to the next level with our Free Mock Test Set-82, designed to help you assess your readiness and refine your strategy. This mock test simulates the actual exam pattern, allowing you to practice under real-time conditions.

By attempting these questions, you can identify your strengths, work on weak areas, and improve your time management skills. Don’t miss this opportunity to test your knowledge and boost your confidence for the upcoming exam. Start practicing now and take a step closer to success!

1. After 6 years, the sum of the ages of a father and son will be 44 years. The current sum of their ages is:

• a) 39
• b) 38
• c) 32
• d) 40

2. Which one is correct?

• a) 13 – 4 = 9
• b) 13 – 4 = 9
• c) 13 – 4 = 9
• d) 13 – 4 > 9

3. The ratio of two positive numbers is 4:5, and their product is 1620. The larger number is:

• a) 40
• b) 45
• c) 50
• d) 55

4. If x is any positive integer, then x(x+1)(2x+1) is always divisible by:

• a) 5
• b) 6
• c) 8
• d) 10

5. The sum and difference of two numbers are 135 and 21, respectively. The difference of their squares is:

• a) 2835
• b) 8235
• c) 2853
• d) 82534

Also Read: RRB NTPC 2025 Free Mock Test Set-81 for Upcoming CBT Exam

6. The first ‘Earth Summit’ was held in:

• a) Geneva
• b) Paris
• c) Rio de Janeiro
• d) Buenos Aires

7. Peace is impossible between Israel and Syria unless Israel withdraws from:

• a) Israel and P.L.O.
• b) Israel and Syria
• c) Israel and Egypt
• d) Israel and Lebanon

8. What is the role of manganese dioxide in the preparation of oxygen from potassium chlorate?

• a) Oxidizing agent
• b) Reducing agent
• c) Catalyst
• d) Stimulant

9. Who proposed the mutation theory?

• a) Charles Darwin
• b) De Vries
• c) Lamarck
• d) Weismann

10. What happens in myopia?

• a) Distant vision remains normal, but near vision is impaired
• b) Distant vision is impaired, but near vision remains normal
• c) Both distant and near vision are impaired
• d) Blurred image of objects is seen

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11. Which catalyst is used in the contact process for the preparation of sulfuric acid?

• a) Al₂O₃
• b) Cr₂O₃
• c) V₂O₅
• d) MnO₂

12. The molecular formula of Plaster of Paris is:

• a) CaSO₄·H₂O
• b) CaSO₄·2H₂O
• c) 2CaSO₄·H₂O
• d) CaSO₄

13. If the temperature increases by 50°C on the Celsius scale, the same temperature increase on the Fahrenheit scale will be:

• a) 120°F
• b) 90°F
• c) 122°F
• d) 100°F

14. When a dam’s reservoir is full, the energy stored in it is:

• a) Kinetic energy
• b) Potential energy
• c) Electrical energy
• d) Sound energy

15. The chairman of the Constituent Assembly’s Drafting Committee for the Constitution was:

• a) B.R. Ambedkar
• b) C.R. Rajagopalachari
• c) Jawaharlal Nehru
• d) Sardar Patel

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Answers to the RRB NTPC 2025 Free Mock Test Set-82

Here are the answers:

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

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