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RRB Group D Caselets (paragraph DI)

Study Material — 6 PYQs (2019–2019) · Concept Notes · Shortcuts

RRB Group D Caselets (paragraph DI) is a frequently tested subtopic — 6 previous year questions from 2019–2019 papers are included below with concept notes, key rules and shortcut tricks.

6 PYQs
2019–2019
30 Practice
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8 Key Points
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Previous Year Questions

RRB Group D Caselets (paragraph DI) — Past Exam Questions

6 questions from actual RRB Group D papers · all shown free · click option to reveal solution

📊Data / Passage
Directions

Study the following table carefully and answer the questions given below. The table below shows the number of students who appeared and passed in an annual examination conducted in five different schools (A, B, C, D, E) over the year 2023.

SchoolStudents AppearedStudents PassedMarks Obtained by TopperTotal Marks
A200150360450
B250175400500
C300240420600
D180126330400
E400320480600

Note: Pass percentage = (Students Passed / Students Appeared) × 100 Topper percentage = (Marks Obtained by Topper / Total Marks) × 100

Exam Q 12019Previous Year Pattern

The topper of which school scored the highest percentage of marks?

📊Data / Passage
Directions

Study the following table carefully and answer the questions given below. The table below shows the number of students who appeared and passed in an annual examination conducted in five different schools (A, B, C, D, E) over the year 2023.

SchoolStudents AppearedStudents PassedPass %Boys PassedGirls Passed
A120096080%540420
B1500105070%630420
C80064080%320320
D100075075%450300
E1800126070%700560

Note: Total Passed = Boys Passed + Girls Passed for each school.

Exam Q 22019Previous Year Pattern

What is the ratio of total students passed in School A to the total students passed in School C?

Exam Q 32019Previous Year Pattern

In School B, what percentage of the students who passed were Girls?

Exam Q 42019Previous Year Pattern

The number of Boys passed in School E is what percent more than the number of Boys passed in School C?

Exam Q 52019Previous Year Pattern

How many students failed (i.e., did not pass) in total across School D and School E together?

Exam Q 62019Previous Year Pattern

What is the average number of students who appeared across all five schools?

Concept Notes

Caselets (paragraph DI)— Rules & Concept

1.Core Concept

Read this first — the foundation of the topic

Caselets in Data Interpretation are paragraph-based questions where data is presented in story format instead of charts or tables. These questions test your ability to extract numerical information from text and perform calculations. In SSC CGL, caselets typically appear as 3-5 questions based on one paragraph containing business scenarios, financial data, or statistical information. Key characteristics of caselets include mixed data presentation, multiple calculation steps, and real-world contexts like company profits, population studies, or survey results. The data is embedded within sentences, requiring careful reading to identify relevant numbers and relationships.

Common caselet patterns in SSC CGL include percentage calculations (profit/loss, growth rates), ratio and proportion problems, average and percentage combination, and simple interest/compound interest scenarios. Questions often involve finding missing values, comparing different entities, or calculating derived metrics. Formulas frequently used:

Percentage increase/decrease = (New Value - Old Value)/Old Value × 100 Average = Sum of all values/Number of values

Ratio calculation = Part/Whole × 100 Profit percentage = (Selling Price - Cost Price)/Cost Price × 100

2.Shortcuts

Use these to save 30–60 seconds per question

Create a data extraction table while reading. Write down all numerical values with their labels in tabular format. This prevents re-reading and saves 30-40 seconds per question.

3.Worked Example

Solve this step-by-step before moving on
1
Step 1

Extract data 2022 revenue = 50 lakhs 2023 revenue = 50 + 20% of 50 = 50 + 10 = 60 lakhs 2023 expenses = 60% of 60 = 36 lakhs 2023 profit = 16 lakhs

2
Step 2

Verify (Revenue - Expenses = Profit) 60 - 36 = 24 lakhs (but profit given as 16 lakhs, so expenses = 60 - 16 = 44 lakhs)

3
Step 3

Calculate expense percentage of 2022 revenue Expense percentage = (44/50) × 100 = 88% Another useful trick: Use approximation for quick elimination. If exact calculation seems time-consuming, round numbers to nearest 5 or 10 for faster computation, then match with closest option.

4.Exam Traps

Common mistakes students make — avoid these

include misidentifying which year/entity the question refers to, mixing up base values for percentage calculations, and not verifying if calculated values make logical sense. Always cross-check your final answer against the given constraints in the paragraph.

Key Points to Remember

  • Caselets present data in paragraph format rather than charts or tables
  • Extract all numerical data into a separate table while reading to avoid re-reading
  • Questions typically involve 2-3 calculation steps combining different concepts
  • Common themes include profit-loss, growth rates, surveys, and financial scenarios
  • Always verify which time period or entity the question is asking about
  • Use approximation technique to eliminate wrong options quickly
  • Cross-check final answers against logical constraints given in paragraph
  • Percentage base identification is crucial - carefully note what the percentage is calculated on

Exam-Specific Tips

  • SSC CGL typically includes 2-3 caselet sets with 3-5 questions each in Tier-1
  • Each caselet question carries 2 marks with 0.5 negative marking
  • Average solving time per caselet question should be 90-120 seconds
  • Caselets often combine 2-3 topics like percentages with ratios or averages with profit-loss
  • Data extraction from paragraph format appears in 15-20% of total DI questions
  • Business scenario caselets are 60% more frequent than survey-based caselets
  • Mixed calculation caselets have appeared in last 8 consecutive SSC CGL papers
Practice MCQs

Caselets (paragraph DI) — Practice Questions

30graded MCQs · easy to hard · full solution & trap analysis · showing 20 of 30

All MCQs →
📊Data / Passage
Directions

Study the following table and answer the questions. The table below shows the production figures (in tonnes) of five factories over four quarters of a financial year:

FactoryQ1Q2Q3Q4
Factory A120140160180
Factory B100110120130
Factory C150150150150
Factory D80100120140
Factory E110120130140
Practice 1easy

What is the total production of Factory A across all four quarters?

Practice 2easy

Which factory maintained constant production throughout all four quarters?

Practice 3easy

What is the average production of Factory B across all four quarters?

Practice 4easy

By what percentage did Factory D's production increase from Q1 to Q4?

Practice 5easy

What is the ratio of Factory E's Q1 production to Factory D's Q1 production?

📊Data / Passage
Directions

Study the following table and answer the questions. The table below shows the production figures (in tonnes) of five factories across four quarters of a financial year:

FactoryQ1Q2Q3Q4
Factory A120140160180
Factory B100110120130
Factory C150150150150
Factory D80100120140
Factory E200180160140
Practice 6easy

What is the total production of Factory A across all four quarters?

Practice 7easy

Which factory maintained constant production throughout all four quarters?

Practice 8easy

What is the average production of Factory B across all four quarters?

Practice 9easy

By what percentage did Factory D's production increase from Q1 to Q4?

Practice 10easy

What is the difference between the total production of Factory E and Factory C across all four quarters?

📊Data / Passage
Directions

Study the following table carefully and answer the questions based on the data provided. The table below shows the production and sales data (in units) of five electronic appliances manufactured by TechCorp Industries across four quarters of the financial year 2023-24.

ApplianceQ1 ProductionQ1 SalesQ2 ProductionQ2 SalesQ3 ProductionQ3 SalesQ4 ProductionQ4 Sales
Microwave50004500550052006000580065006200
Refrigerator30002800320031003500340038003600
Washing Machine40003600450042005000480055005300
Air Conditioner20001800220020002400230026002500
Dishwasher15001200180015002000190022002100

Note: All figures are in units. Production represents total units manufactured. Sales represents units sold to customers.

Practice 11medium

Which appliance had the highest total sales across all four quarters?

📊Data / Passage
Directions

Study the following table and answer the questions. A manufacturing company tracks the production and sales of three product lines (A, B, C) across four quarters of a financial year. The table below shows the data:

ProductQ1 Production (units)Q1 Sales (units)Q2 Production (units)Q2 Sales (units)Q3 Production (units)Q3 Sales (units)Q4 Production (units)Q4 Sales (units)
A500450600540700630800760
B400360450405500450550495
C300270350315400360450405

Note: All figures are in units. Sales represent actual units sold from production.

Practice 12medium

What is the total production of Product B across all four quarters?

Practice 13medium

In Q3, what is the average sales percentage (sales as % of production) across all three products?

Practice 14medium

What is the ratio of total Q1 sales to total Q4 sales across all products?

Practice 15medium

What is the total production of Washing Machines across all four quarters?

Practice 16medium

By what percentage did the production of Product A increase from Q1 to Q4?

Practice 17medium

In which quarter was the unsold inventory (Production - Sales) for Product C the highest?

Practice 18medium

What is the average production of Refrigerators per quarter?

Practice 19medium

In Q2, what is the difference between total production and total sales across all appliances?

Practice 20medium

In Q3, what is the percentage of Microwave sales relative to Microwave production (rounded to nearest whole number)?

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60-Second Revision — Caselets (paragraph DI)

  • Remember: Create data table immediately after reading the caselet paragraph
  • Formula: Percentage change = (New-Old)/Old × 100, check the base value carefully
  • Trick: Use approximation for elimination, exact calculation only for final answer
  • Trap: Questions often mix time periods or entities - underline key terms
  • Pattern: Most caselets involve 2-step calculations combining different concepts
  • Strategy: Verify final answer makes logical sense within given constraints
  • Time management: Spend maximum 6-7 minutes on complete caselet set
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