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SBI PO Data Interpretation Questions
Practise data interpretation (data interpretation) for the SBI Probationary 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.Sales (units): 2021: 200 · 2022: 480 · 2023: 780 · 2024: 750 · 2025: 660. What was the percentage change in 2024 over 2023?
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Answer: B — -3.85%
Change = 750 − 780 = -30; ÷ 780 × 100 = -3.85%.
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Q2.The average of 11 numbers is 69. If 104 is added, what is the new average?
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Answer: C — 71.92
Old total = 11 × 69 = 759. New total = 759 + 104 = 863; new average = 863/12 = 71.92.
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Q3.The price of an item changes from ₹1,000 to ₹750. What is the percentage change?
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Answer: C — 25% decrease
Change = -250 on a base of 1000: -250/1000 × 100 = 25% decrease. Always divide by the ORIGINAL value.
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Q4.Sales (units): 2021: 220 · 2022: 800 · 2023: 230 · 2024: 860 · 2025: 530. What was the percentage change in 2024 over 2023?
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Answer: C — 273.91%
Change = 860 − 230 = 630; ÷ 230 × 100 = 273.91%.
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Q5.The average of 9 numbers is 27. If 45 is added, what is the new average?
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Answer: A — 28.8
Old total = 9 × 27 = 243. New total = 243 + 45 = 288; new average = 288/10 = 28.8.
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Q6.The average of 9 numbers is 40. If 51 is added, what is the new average?
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Answer: A — 41.1
Old total = 9 × 40 = 360. New total = 360 + 51 = 411; new average = 411/10 = 41.1.
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Q7.The average of 11 numbers is 73. If 109 is added, what is the new average?
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Answer: C — 76
Old total = 11 × 73 = 803. New total = 803 + 109 = 912; new average = 912/12 = 76.
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Q8.The price of an item changes from ₹975 to ₹585. What is the percentage change?
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Answer: D — 40% decrease
Change = -390 on a base of 975: -390/975 × 100 = 40% decrease. Always divide by the ORIGINAL value.
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Q9.The price of an item changes from ₹375 to ₹431.25. What is the percentage change?
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Answer: D — 15% increase
Change = 56.25 on a base of 375: 56.25/375 × 100 = 15% increase. Always divide by the ORIGINAL value.
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Q10.The price of an item changes from ₹950 to ₹1,026. What is the percentage change?
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Answer: C — 8% increase
Change = 76 on a base of 950: 76/950 × 100 = 8% increase. Always divide by the ORIGINAL value.
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 SBI PO
SBI Probationary Officer Examination — conducted by State Bank of India (SBI). India’s largest bank recruits officers through a prelims, mains and psychometric/interview stage.
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.
SBI PO practice topics
| Topic | Section | Question source |
|---|---|---|
| Data Interpretation | Data interpretation | Calculated (new numbers every set) |
| Probability & Combinatorics | Mathematics | Calculated (new numbers every set) |
| Logical Reasoning | Reasoning | Calculated (new numbers every set) |
| Verbal Reasoning & Analogies | Reasoning | Calculated + question bank |
| English Grammar | English | Question bank |
| Economy & Banking Awareness | General awareness | Question bank |