- No data uploaded
- Instant results
RRB NTPC Percentages Questions
Practise percentages (quantitative aptitude) for the RRB Non-Technical Popular Categories Examination: 10 multiple-choice questions, each with the correct answer and a worked explanation. Click an option to check it, or “New questions” for another set.
Percentages practice
-
Q1.The price of an item changes from ₹925 to ₹809.38. What is the percentage change?
Show answer & explanation
Answer: D — 12.5% decrease
Change = -115.63 on a base of 925: -115.63/925 × 100 = 12.5% decrease. Always divide by the ORIGINAL value.
-
Q2.The price of an item changes from ₹800 to ₹1,040. What is the percentage change?
Show answer & explanation
Answer: A — 30% increase
Change = 240 on a base of 800: 240/800 × 100 = 30% increase. Always divide by the ORIGINAL value.
-
Q3.Two successive discounts of 10% and 20% are equivalent to a single discount of:
Show answer & explanation
Answer: C — 28%
Net discount = a + b − ab/100 = 10 + 20 − 10×20/100 = 28%.
-
Q4.What is 40% of 620?
Show answer & explanation
Answer: B — 248
40% of 620 = 40/100 × 620 = 248.
-
Q5.Two successive discounts of 10% and 15% are equivalent to a single discount of:
Show answer & explanation
Answer: D — 23.5%
Net discount = a + b − ab/100 = 10 + 15 − 10×15/100 = 23.5%.
-
Q6.What is 75% of 100?
Show answer & explanation
Answer: B — 75
75% of 100 = 75/100 × 100 = 75.
-
Q7.What is 45% of 580?
Show answer & explanation
Answer: A — 261
45% of 580 = 45/100 × 580 = 261.
-
Q8.The price of an item changes from ₹550 to ₹440. What is the percentage change?
Show answer & explanation
Answer: A — 20% decrease
Change = -110 on a base of 550: -110/550 × 100 = 20% decrease. Always divide by the ORIGINAL value.
-
Q9.What is 25% of 780?
Show answer & explanation
Answer: D — 195
25% of 780 = 25/100 × 780 = 195.
-
Q10.What is 60% of 200?
Show answer & explanation
Answer: C — 120
60% of 200 = 60/100 × 200 = 120.
How to approach percentages questions
Convert percentages to fractions you know by heart (12.5% = 1/8, 37.5% = 3/8, 16.67% = 1/6) and always divide a change by the ORIGINAL value. Two successive changes of a% and b% combine to a + b + ab/100.
About RRB NTPC
RRB Non-Technical Popular Categories Examination — conducted by Railway Recruitment Boards (RRB). Recruits clerks, station masters, goods guards and other non-technical posts for Indian Railways.
Original practice questions written for this site in the style and difficulty of each exam’s syllabus. They are not past papers and the site is not affiliated with any exam body. Exam patterns, marking schemes and syllabi change — always check the latest official notification.
RRB NTPC practice topics
| Topic | Section | Question source |
|---|---|---|
| Number System & Simplification | Quantitative aptitude | Calculated (new numbers every set) |
| Percentages | Quantitative aptitude | Calculated (new numbers every set) |
| Time, Work & Pipes | Quantitative aptitude | Calculated (new numbers every set) |
| Logical Reasoning | Reasoning | Calculated (new numbers every set) |
| Indian Polity, History & Geography | General awareness | Question bank |
| Physics | Science | Calculated + question bank |