Percentage Problem MCQs for RRB NTPC 2024 – Here are 50 essential multiple-choice questions (MCQs) covering various types of percentage problems for RRB NTPC 2024 preparation:
Preparing for the RRB NTPC 2024 exam? Mastering percentage problems is a crucial part of your preparation. This guide presents 50 multiple-choice questions (MCQs) covering essential concepts, techniques, and calculations related to percentages. Each question is designed to improve your problem-solving skills, making you exam-ready!
Understanding the Importance of Percentage Problems in RRB NTPC Exams
The RRB NTPC exams test your understanding of fundamental mathematical concepts, and percentages play a significant role. Questions often require you to calculate discounts, profit and loss, ratios, and data analysis, making percentage skills indispensable. Percentage Problem MCQs for RRB NTPC 2024
Key Strategies for Solving Percentage Problems
- Break Down the Problem: Identify key numbers and terms.
- Use Simplification Techniques: Convert percentages into fractions where applicable.
- Practice Regularly: Familiarity with common question types improves speed and accuracy.
1. What is 25% of 200?
a) 25
b) 50
c) 75
d) 100
Answer: b) 50
2. What is the number if 30% of a number is 60?
a) 150
b) 180
c) 200
d) 240
Answer: c) 200
3. A number is increased by 20% and then decreased by 20%. What is the net change?
a) 0%
b) 2% increase
c) 4% decrease
d) 5% decrease
Answer: c) 4% decrease
4. If 50% of x is equal to 75% of y, then x : y is:
a) 2 : 3
b) 3 : 2
c) 4 : 3
d) 3 : 4
Answer: b) 3 : 2
5. A shopkeeper marks up his goods by 40% and then allows a 20% discount. What is his profit percentage?
a) 10%
b) 12%
c) 20%
d) 14%
Answer: b) 12%
6. If 60% of a class consists of boys and there are 40 girls, how many students are in the class?
a) 80
b) 100
c) 90
d) 120
Answer: d) 100
7. A person got a 10% increase in salary, then another 20% increase. What is the total percentage increase?
a) 30%
b) 32%
c) 28%
d) 33%
Answer: b) 32%
8. What is 40% of 360?
a) 124
b) 144
c) 136
d) 132
Answer: b) 144
9. If 5% of a number is 15, what is the number?
a) 200
b) 250
c) 300
d) 350
Answer: c) 300
10. A number is first decreased by 10% and then increased by 10%. The net effect is:
a) 0%
b) 1% decrease
c) 1% increase
d) 2% decrease
Answer: b) 1% decrease
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11. An item is sold at 25% profit. If the cost price is ₹200, what is the selling price?
a) ₹225
b) ₹250
c) ₹275
d) ₹300
Answer: b) ₹250
12. Find 150% of 80.
a) 100
b) 120
c) 140
d) 160
Answer: d) 160
13. If A’s income is 20% more than B’s, then B’s income is how much percent less than A’s?
a) 16.67%
b) 20%
c) 25%
d) 10%
Answer: a) 16.67%
14. In an examination, a student must score 40% to pass. If the total marks are 500, what is the minimum passing score?
a) 100
b) 150
c) 200
d) 250
Answer: c) 200
15. A salary of ₹15,000 is increased by 20%. What is the new salary?
a) ₹17,000
b) ₹17,500
c) ₹18,000
d) ₹19,000
Answer: c) ₹18,000
16. If the price of an article increases by 20% and the sales drop by 10%, the overall effect on revenue is:
a) 8% increase
b) 8% decrease
c) 10% decrease
d) No change
Answer: a) 8% increase
17. Find the percentage change if a number increases from 80 to 120.
a) 50% increase
b) 40% increase
c) 60% increase
d) 75% increase
Answer: a) 50% increase
18. If the population of a town increases by 10% annually, what will be the population at the end of 2 years if the initial population is 20,000?
a) 22,000
b) 24,200
c) 22,500
d) 23,200
Answer: d) 24,200
19. If 60% of a number is 240, what is the number?
a) 300
b) 350
c) 400
d) 450
Answer: c) 400
20. The population of a town decreased from 50,000 to 45,000 in a year. What is the percentage decrease?
a) 8%
b) 10%
c) 12%
d) 14%
Answer: b) 10%
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21. What is 75% of 240?
a) 150
b) 160
c) 170
d) 180
Answer: d) 180
22. If 12% of a number is 36, what is the number?
a) 200
b) 250
c) 300
d) 350
Answer: c) 300
23. If a number decreases by 25% and then increases by 20%, what is the net percentage change?
a) 5% decrease
b) 10% decrease
c) 5% increase
d) No change
Answer: a) 5% decrease
24. A quantity is increased by 10% and then by 15%. What is the total percentage increase?
a) 25%
b) 26.5%
c) 27%
d) 28%
Answer: b) 26.5%
25. If 80% of a class passed an exam and there are 40 students who did not pass, how many students are in the class?
a) 200
b) 240
c) 250
d) 320
Answer: a) 200
26. Find 120% of 150.
a) 170
b) 175
c) 180
d) 185
Answer: c) 180
27. If A is 25% more than B, then B is what percentage less than A?
a) 10%
b) 15%
c) 20%
d) 25%
Answer: c) 20%
28. A price is marked up by 50% and then discounted by 20%. What is the net percentage increase on the original price?
a) 20%
b) 25%
c) 30%
d) 40%
Answer: b) 20%
29. If 45% of a number is 540, find the number.
a) 1000
b) 1200
c) 1300
d) 1400
Answer: b) 1200
30. The population of a village increases by 12% annually. If the present population is 25,000, what will it be after 1 year?
a) 27,500
b) 27,000
c) 28,000
d) 28,250
Answer: b) 28,000
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31. If a person spends 80% of his income and saves ₹200, what is his income?
a) ₹800
b) ₹1,000
c) ₹1,200
d) ₹1,400
Answer: b) ₹1,000
32. If the price of a product increases by 25% and then decreases by 20%, what is the net percentage change?
a) 2.5% increase
b) 5% increase
c) 10% decrease
d) 5% decrease
Answer: a) 2.5% increase
33. A salary is first increased by 20% and then decreased by 20%. What is the overall percentage change?
a) 0%
b) 4% decrease
c) 4% increase
d) No change
Answer: b) 4% decrease
34. If 8% of a number is 56, what is the number?
a) 500
b) 600
c) 700
d) 800
Answer: b) 700
35. What percentage of 80 is 20?
a) 20%
b) 25%
c) 30%
d) 35%
Answer: b) 25%
36. If the selling price of an article is ₹450 and the profit percentage is 25%, what is the cost price?
a) ₹340
b) ₹350
c) ₹360
d) ₹370
Answer: c) ₹360
37. The price of an article is decreased by 10% and then increased by 10%. What is the net effect?
a) 1% decrease
b) 1% increase
c) No change
d) 2% increase
Answer: a) 1% decrease
38. A student scores 75 marks in an exam, which is 25% of the total marks. What are the total marks?
a) 200
b) 250
c) 300
d) 400
Answer: b) 300
39. A man spends 60% of his income and saves ₹6,000. What is his income?
a) ₹10,000
b) ₹12,000
c) ₹15,000
d) ₹18,000
Answer: c) ₹15,000
40. If 150% of a number is 90, what is the number?
a) 45
b) 50
c) 55
d) 60
Answer: b) 60
41. If a value decreases from 120 to 96, what is the percentage decrease?
a) 15%
b) 20%
c) 25%
d) 30%
Answer: b) 20%
42. If A’s salary is 40% of B’s salary and B’s salary is ₹50,000, what is A’s salary?
a) ₹20,000
b) ₹25,000
c) ₹30,000
d) ₹35,000
Answer: a) ₹20,000
43. If the price of a book increases from ₹400 to ₹500, what is the percentage increase?
a) 20%
b) 25%
c) 30%
d) 40%
Answer: b) 25%
44. If 40% of x is 80, what is x?
a) 160
b) 180
c) 200
d) 220
Answer: c) 200
45. If 25% of a number is 150, what is 50% of the same number?
a) 200
b) 250
c) 300
d) 400
Answer: c) 300
46. A person saves 25% of his salary. If his salary is ₹40,000, how much does he spend?
a) ₹10,000
b) ₹20,000
c) ₹25,000
d) ₹30,000
Answer: d) ₹30,000
47. If a number is reduced by 10% and then increased by 10%, the net change is:
a) 1% decrease
b) 1% increase
c) 2% decrease
d) No change
Answer: a) 1% decrease
48. A man spends 80% of his income. If he saves ₹4,000, what is his income?
a) ₹16,000
b) ₹18,000
c) ₹20,000
d) ₹22,000
Answer: c) ₹20,000
49. If a quantity increases from 75 to 90, what is the percentage increase?
a) 15%
b) 20%
c) 25%
d) 30%
Answer: b) 20%
50. If 35% of a number is 280, what is the number?
a) 700
b) 800
c) 850
d) 900
Answer: b) 800
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This completes the 50 MCQs on percentages for RRB NTPC 2024. Let me know if you’d like explanations for any specific questions or more topics covered!
Practical Tips for RRB NTPC Percentage Problem Preparation
- Daily Practice: Consistency is key; solve 5–10 MCQs daily.
- Time Management: Aim to solve each question in under 45 seconds.
- Analyze Mistakes: Review and learn from any errors.
Percentage Problem MCQs for RRB NTPC 2024
Conclusion
Mastering percentage problems can significantly boost your score in the RRB NTPC 2024 exam – Percentage Problem MCQs for RRB NTPC 2024. Practice these MCQs, review concepts regularly, and approach each question with a clear, step-by-step strategy.
