Main types of Arithmetic Questions Asked in RRB PO 2025 Exam

Arithmetic for RRB PO 2025 Exam: The IBPS RRB PO 2025 exam consists of three stages: Prelims, Mains and Interview. The Quantitative Aptitude section appears in both stages, but the complexity and weightage of arithmetic questions increase in the Mains. The Prelims typically include 40 questions (40 marks) in Quantitative Aptitude, while the Mains feature 40 questions (50 marks) in the Quantitative Aptitude section. In this article, we are providing the main types of arithmetic questions asked in the RRB PO 2025 exam, along with their expected weightage and preparation tips. Candidates can check all details in the article below.

Why Focus on Arithmetic in RRB PO 2025?

• In Prelims, around 10-15 questions out of 40 in the Quant section come from Arithmetic.
• In Mains, the number goes up to 20-25 questions out of 40, making it one of the highest-scoring sections.
• Arithmetic questions are concept-based and application-oriented, requiring clear basics and practice.

Exam Pattern and Scoring

Prelims: The Quantitative Aptitude section in the Prelims exam consists of 40 questions (40 marks) to be solved in 20 minutes. Each question carries 1 mark, with negative marking of 0.25 marks for wrong answers.

Mains: The Quantitative Aptitude and Data Interpretation sections consist of 40 questions (50 marks) to be solved in 30 minutes. Arithmetic questions are often mixed with data interpretation (e.g., bar graphs, caselets), increasing the complexity. Negative marking of 0.25 marks is applicable.

Difficulty Level: Prelims questions are easy to moderate, focusing on speed and accuracy, while Mains questions are moderate to difficult, requiring in-depth conceptual understanding.

Key Arithmetic Topics in RRB PO 2025

Based on the syllabus and analysis of previous years’ papers, the following arithmetic topics are frequently tested in the RRB PO exam. These topics are derived from the Quantitative Aptitude section and are critical for scoring well.

1. Percentage

Percentage questions involve calculations related to profit and loss, discounts These questions test the candidate’s ability to work with ratios and proportions expressed as percentages.

• Weightage: 3–5 questions (Prelims), 4–6 questions (Mains)

2. Profit and Loss

These questions focus on calculating profit, loss, cost price, selling price, and profit/loss percentages. Advanced questions in the Mains may involve marked prices and discounts.

• Weightage: 2–4 questions (Prelims), 3–5 questions (Mains)

3. Ratio and Proportion

The Ratio and Proportion questions test your question-solving ability involving ratios, proportions, and their applications in partnerships, mixtures, and allocations.

• Weightage: 2–4 questions (Prelims), 3–5 questions (Mains)

4. Simple and Compound Interest

These questions involve calculating simple interest (SI), compound interest (CI), and the difference between SI and CI for a given principal, rate, and time period. 

• Weightage: 2–3 questions (Prelims), 3–4 questions (Mains)

5. Time and Work

Questions focus on calculating the time taken by individuals or groups to complete a task, work efficiency, and wage distribution based on work done. 

• Weightage: 2–4 questions (Prelims), 3–5 questions (Mains)

6. Time, Speed, and Distance

These questions involve calculating speed, distance, or time, often in scenarios involving trains, boats, or relative motion.

• Weightage: 2–3 questions (Prelims), 3–4 questions (Mains)

7. Average

Questions involve calculating the average of numbers, ages, weights, or other quantities.

Weightage: 1–3 questions (Prelims), 2–4 questions (Mains)

50+ RRB PO Arithmetic Questions

To excel in the RRB PO exam, candidates must practice a comprehensive set of Arithmetic questions that reflect the difficulty level and pattern of previous year question papers. Here we are providing some preparation tips along with the 150+ Arithmetic questions with detailed solutions to maximise performance.

Question 1: 560 ml of the mixture contains 45% of milk in it. Find the quantity of milk that must be added into the mixture so that quantity of milk in the resultant mixture becomes 60%.

A)  210 ml

B)  160 ml

C)  180 ml

D) 

200 ml

E)  None of these

Question 2: Mixture ‘A’ initially contains milk and water in the ratio of 5:9, respectively. When 11 litres milk and 17 litres water is added into the mixture, the ratio of milk to water in the resultant mixture becomes 4:7. Find the quantity of water in the initial mixture ‘A’.

A)  45 litres

B)  54 litres

C)  63 litres

D)  72 litres

E)  81 litres

Question 3: 350 ml of mixture contains milk and water in the ratio of 9:5 respectively. If ‘x’ ml of mixture is taken out and 30 ml of milk and 40 ml of water is added into the remaining mixture then ratio of milk to water in the resulting mixture will be 4:3. Find the value of ‘x’.

A)  175

B)  210

C)  280

D)  140

E)  None of these

Question 4: A seller sold certain quantity of a mixture (oil + water) for Rs. 270 at the rate of Rs. (9/8) per litre. The mixture contains 180 litres of oil. When ‘x’ litres of oil and (x + 20) litres of water is added to the mixture, the ratio of oil to water in it becomes 2:1. Find the value of ‘x’.

A)  15

B)  20

C)  16

D)  40

E) 25

Question 5: A milkman mixed same quantities of mixture ‘A’ and mixture ‘B’. The ratio of milk to water in mixture ‘A’ and ‘B’ is 5:2 and 4:1, respectively. If after mixing both mixtures, milkman also added 20 litres of water in the resultant mixture, then find the ratio of milk to water in the final mixture given that quantity of mixture ‘A’ is 35 litres. 

A) 46:35 

B) 53:37 

C) 54:35 

D) 35:22 

E) None of these

Question 6: Total number of missiles launched by country D is how much more than the number of missiles launched by country E. 

A) 87

B) 93

C) 96 

D) 102 

E) None of these

Question 7: The number of unsuccessful missiles launched is what percentage of the number of successful missiles launched by country A? 

A) 53.23% 

B) 66.67%

C) 77.77% 

D) 82.12% 

E) None of these 

Question 8: Find the average of the number of successful missiles launched by country A, B and C together. 

A) 115 

B) 124 

C) 108 

D) 105 

E) None of these 

Question 9: If 25% of the missiles launched by country A were related to defence system, then find the number of defence related missiles launched by country A. 

A) 68 

B) 64 

C) 72 

D) 62 

E) None of these

Question 10: In 2018, the number of missiles launched by country C is 50% more than the previous year. If the ratio of successful to unsuccessful missiles launched in 2018 is 17:4, then find the number of unsuccessful missiles launched by country C in 2018. 

A) 54 

B) 30 

C) 45

D) 42 

E) 36

Conclusion

The Quantitative Aptitude section of the RRB PO 2025 exam is an important and scoring area, with arithmetic questions forming the backbone. Take mock tests to boost your preparation for prelims and mains by focusing on key topics like percentage, profit and loss, time and work and practising regularly with previous years’ question papers.

Disclaimer: The arithmetic topics, examples, and practice questions provided are curated from expert analysis of previous year papers and exam trends. They are intended for practice and guidance only, not official IBPS RRB PO exam content. Actual exam questions may differ. Candidates should always verify details through official IBPS notices.

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