Data Interpretation (DI) Questions for NICL AO help candidates improve their calculation speed, understand numerical data, and solve Quantitative Aptitude questions more accurately. In these questions, you may need to read a table, bar graph, pie chart, or paragraph and use the given information to find an answer. Common calculations include percentages, ratios, averages, and differences. Regular practice can make these questions easier to solve under time pressure. In this blog, you will find a free DI quiz, answers with simple solutions, preparation tips, and useful resources for the NICL AO exam.
Here are 10 practice questions covering table-based DI and percentage-based DI. The questions are designed to help you practise calculations commonly used in competitive banking and insurance exams. Try to solve each Data Interpretation (DI) Questions for NICL AO before checking its answer. Read the data carefully, identify the required calculation, and avoid spending too much time on a single question.
| Day | Total Cars Sold | Ratio of X : Y | Type X | Type Y |
|---|---|---|---|---|
| Monday | 120 | 5 : 7 | 50 | 70 |
| Tuesday | 150 | 7 : 8 | 70 | 80 |
| Wednesday | 140 | 5 : 9 | 50 | 90 |
| Thursday | 160 | 3 : 5 | 60 | 100 |
| Friday | 180 | 4 : 5 | 80 | 100 |
Question 1. How many Type Y cars were sold on Tuesday and Wednesday together?
Question 2. What is the difference between the number of Type X and Type Y cars sold on Friday?
Question 3. What is the average number of Type X cars sold from Monday to Friday?
Question 4. What is the percentage increase in total cars sold on Friday compared with Monday?
Question 5. What is the ratio of Type X cars sold on Tuesday and Friday together to Type Y cars sold on Monday and Thursday together?
| Insurance Plan | Total Applications |
|---|---|
| Plan A | 800 |
| Plan B | 1,000 |
| Plan C | 1,200 |
| Plan D | 1,500 |
| Plan E | 500 |
| Total | 5,000 |
Question 6. What is the total number of applications received for Plans A and C together?
Question 7. What percentage of the total applications was received for Plan B?
Question 8. How many more applications were received for Plan D than for Plan E?
Question 9. What is the average number of applications received per plan?
Question 10. If applications for Plan A increase by 25%, how many applications will Plan A receive after the increase?
Data Interpretation is an important part of Quantitative Aptitude because it tests how quickly you can read numbers and use them to solve problems. The Data Interpretation (DI) Questions for NICL AO may look lengthy, but the calculations often use basic maths.
The exact number of DI questions and marks can change with the exam pattern. As a preparation estimate, candidates may practise for around 2–3 DI sets, or approximately 10–15 questions, while checking the latest NICL AO notification and exam pattern for confirmed details.
Prepare these common formats:
Tip: Do not begin calculating immediately. First, read the title, labels, units, and values. Then identify exactly what the question asks.
Before attempting difficult sets, revise the basic calculations used in DI. Practise percentages, ratios, averages, and fractions until you can solve them quickly. Also, learn simple calculation tricks to reduce errors and save time during the exam.
| Calculation | Formula | Example |
| Percentage | (Part ÷ Total) × 100 | 20 out of 100 = 20% |
| Average | Total ÷ Number of values | 300 ÷ 3 = 100 |
| Ratio | Compare two quantities | 20 : 30 = 2 : 3 |
| Percentage Increase | (Increase ÷ Original value) × 100 | From 100 to 120 = 20% |
| Percentage Decrease | (Decrease ÷ Original value) × 100 | From 100 to 80 = 20% |
| Difference | Larger value − Smaller value | 90 − 50 = 40 |
Step 1: Read the heading and understand what the data represents.
Step 2: Check the units, such as rupees, people, applications, or percentages.
Step 3: Identify the values needed to answer the question.
Step 4: Choose the correct calculation: addition, subtraction, multiplication, division, ratio, or percentage.
Step 5: Check your calculation and confirm that the answer matches the question.
Regular practice can help you read tables and graphs faster. Use these simple tips to improve your performance. Practising Data Interpretation (DI) Questions for NICL AO regularly can also help you improve accuracy and manage time better.
Practising Data Interpretation (DI) Questions for NICL AO with a clear plan can help you improve your speed and accuracy. Follow these steps to make your preparation more useful.
For a complete subject-wise plan, read the NICL AO Syllabus.
Regular practice of Data Interpretation (DI) Questions for NICL AO can help you understand numerical data, improve calculation speed, and manage your time better. Start with simple tables, learn percentages and ratios, and gradually practise graphs and caselets. Review your mistakes and attempt timed mock tests to measure your progress. Combine DI practice with other Quantitative Aptitude topics for balanced preparation. For more exam preparation resources, visit PracticeMock.
Answer: Data Interpretation questions test your ability to read and understand numerical information. You may need to solve questions based on tables, graphs, charts, or paragraphs.
Answer: The number may vary by exam pattern and recruitment cycle. For practice, prepare for multiple DI sets and check the latest official NICL AO notification for the confirmed structure.
Answer: Practise table-based DI, bar graphs, pie charts, line graphs, caselets, missing DI, and mixed DI. Also revise percentages, ratios, averages, and basic arithmetic.
Answer: Improve your mental maths, learn common fraction-to-percentage conversions, read the data carefully, and choose the shortest correct calculation method. Timed practice can also help you manage the exam clock.
Answer: DI is a useful topic to prepare because it combines data reading with calculations. Strong DI skills can help you answer several types of Quantitative Aptitude questions more confidently.
Answer: Focus on percentages, ratios, averages, fractions, multiplication, division, and percentage increase or decrease. These basics are used in many DI sets.
Answer: Yes. Begin with simple tables and direct calculations. Once you understand the basics, move to graphs, caselets, and mixed sets.
Answer: It depends on the number of questions and the difficulty of the data. As a practice target, try completing a straightforward set in about 4–5 minutes. Focus on accuracy first, then improve your speed.
SSC CGL shift timings 2026 are 10 AM–11 AM, 1:30 PM–2:30 PM and 5 PM–6…
Durga Puja Wishes for 2026: Share heartfelt greetings, quotes and messages for family, friends and…
Practice SSC CGL Previous Year Question Papers to boost your exam preparation and understand the…
SSC CGL Admit Card 2026 is out. Check Tier 1 hall ticket download steps, exam…
Solve Puzzles Questions for NICL AO with a free quiz, simple explanations, PDF resources, and…
SSC CHSL Exam Date 2026 is out. Check Tier 1 exam from 30 November to…
Thousands of aspirants have cleared exams using PracticeMock’s exam-level mock tests.