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RBI Grade B Data Interpretation Questions
Practise data interpretation (data interpretation) for the RBI Grade B Officer 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.
Data Interpretation practice
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Q1.The price of an item changes from ₹400 to ₹480. What is the percentage change?
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Answer: A — 20% increase
Change = 80 on a base of 400: 80/400 × 100 = 20% increase. Always divide by the ORIGINAL value.
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Q2.The average of 12 numbers is 46. If 57 is added, what is the new average?
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Answer: D — 46.85
Old total = 12 × 46 = 552. New total = 552 + 57 = 609; new average = 609/13 = 46.85.
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Q3.The average of 7 numbers is 39. If 70 is added, what is the new average?
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Answer: D — 42.88
Old total = 7 × 39 = 273. New total = 273 + 70 = 343; new average = 343/8 = 42.88.
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Q4.Sales (units): 2021: 820 · 2022: 770 · 2023: 530 · 2024: 870 · 2025: 350. What was the percentage change in 2023 over 2022?
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Answer: B — -31.17%
Change = 530 − 770 = -240; ÷ 770 × 100 = -31.17%.
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Q5.Sales (units): 2021: 250 · 2022: 670 · 2023: 870 · 2024: 780 · 2025: 420. What was the percentage change in 2023 over 2022?
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Answer: A — 29.85%
Change = 870 − 670 = 200; ÷ 670 × 100 = 29.85%.
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Q6.Sales (units): 2021: 220 · 2022: 550 · 2023: 560 · 2024: 320 · 2025: 440. What was the percentage change in 2025 over 2024?
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Answer: B — 37.5%
Change = 440 − 320 = 120; ÷ 320 × 100 = 37.5%.
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Q7.Sales (units): 2021: 690 · 2022: 280 · 2023: 440 · 2024: 540 · 2025: 680. What was the percentage change in 2025 over 2024?
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Answer: D — 25.93%
Change = 680 − 540 = 140; ÷ 540 × 100 = 25.93%.
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Q8.The price of an item changes from ₹525 to ₹656.25. What is the percentage change?
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Answer: D — 25% increase
Change = 131.25 on a base of 525: 131.25/525 × 100 = 25% increase. Always divide by the ORIGINAL value.
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Q9.Sales (units): 2021: 550 · 2022: 600 · 2023: 370 · 2024: 800 · 2025: 300. What was the percentage change in 2023 over 2022?
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Answer: C — -38.33%
Change = 370 − 600 = -230; ÷ 600 × 100 = -38.33%.
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Q10.The average of 12 numbers is 48. If 79 is added, what is the new average?
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Answer: B — 50.38
Old total = 12 × 48 = 576. New total = 576 + 79 = 655; new average = 655/13 = 50.38.
How to approach data interpretation questions
Read the table title, units and years before calculating. Approximate first — answer options are often far enough apart that rounding to two significant figures is safe.
About RBI Grade B
RBI Grade B Officer Examination — conducted by Reserve Bank of India (RBI). Recruits officers to the Reserve Bank; Phase II tests economic & social issues and finance & management.
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.
RBI Grade B practice topics
| Topic | Section | Question source |
|---|---|---|
| Economy & Banking Awareness | General awareness | Question bank |
| Accounting & Finance | Finance | Calculated + question bank |
| Data Interpretation | Data interpretation | Calculated (new numbers every set) |
| Logical Reasoning | Reasoning | Calculated (new numbers every set) |
| English Grammar | English | Question bank |