Practice Questions
Concept Explanation
Comparative DI asks you to compare two or more entities across categories, years, or regions using the same dataset.
How to Read
- Find absolute difference: |A − B|.
- Find ratio or which is how many times the other.
- Compare growth rates using the same base year.
Example
City A = 240, City B = 300. B is 60 more than A; B is 1.25 times A.
Common Trap
Compare like with like—same unit, same time period, same category.
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Q1 EasyStore 1 = 150, Store 2 = 200, Store 3 = 175. Store 2 exceeds Store 1 by:Explanation200 − 150 = 50. Hence the answer is 50.
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Q2 EasyBrand A share 25%, Brand B share 35%. B exceeds A by how many percentage points?Explanation35% − 25% = 10 percentage points. Hence the answer is 10.
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Q3 EasyDept X budget Rs. 360 lakh, Dept Y Rs. 540 lakh. Ratio X : Y is:Explanation360 : 540 = 2 : 3. Hence the answer is 2 : 3.
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Q4 Easy2019 = 500, 2020 = 400. Which year is higher and by how much?Explanation2019 is higher by 100. Hence the answer is 2019 by 100.
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Q5 EasyRegion P = 180, Q = 225, R = 270. Highest minus lowest is:Explanation270 − 180 = 90. Hence the answer is 90.
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Q6 EasyTwo years: 2018 profit Rs. 400 lakh, 2019 Rs. 500 lakh. Absolute increase is:Explanation500 − 400 = 100 lakh. Hence the answer is Rs. 100 lakh.
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Q7 EasyCity A = 240, City B = 300 units. B exceeds A by:Explanation300 − 240 = 60. Hence the answer is 60.
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Q8 MediumMale = 420, Female = 580 in a survey. Females are what % of total?ExplanationTotal = 1000. (580/1000) × 100 = 58%. Hence the answer is 58%.
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Q9 MediumProduct X revenue Rs. 450 lakh, Product Y Rs. 600 lakh. Y is how many times X?Explanation600/450 = 4/3 ≈ 1.33. Hence the answer is 1.33.
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Q10 MediumExports 2020 = Rs. 800 lakh, 2021 = Rs. 960 lakh. Growth in 2021 over 2020 is:Explanation(160/800) × 100 = 20%. Hence the answer is 20%.
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Q11 MediumTeam A scored 320, Team B scored 280. A’s score is what % more than B?Explanation(40/280) × 100 = 14.29%. Hence the answer is 14.29%.
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Q12 MediumJan = 90, Feb = 108. Feb is what % of Jan?Explanation(108/90) × 100 = 120%. Hence the answer is 120%.
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Q13 HardQuarterly values Q1 = 110, Q2 = 130, Q3 = 120, Q4 = 140. Largest quarter exceeds smallest by:Explanation140 − 110 = 30. Hence the answer is 30.
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Q14 HardPlant A output = 480, Plant B = 600. Plant B is what % more than Plant A?ExplanationDifference = 120. (120/480) × 100 = 25%. Hence the answer is 25%.
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DS1 Easy
By how much does City B exceed City A?
Statement ICity A = 240 and City B = 300.
Statement IICity B is 25% more than City A.
ExplanationStatement I alone: difference = 60. Answer: A. -
DS2 Easy
What is the ratio of Dept X to Dept Y budget?
Statement IX = Rs. 360 lakh.
Statement IIY = Rs. 540 lakh.
ExplanationNeed both: ratio = 2 : 3. Answer: C.
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DS3 Easy
What is the difference between highest and lowest quarterly value?
Statement IQ1 = 110, Q2 = 130, Q3 = 120, Q4 = 140.
Statement IIQ4 is the highest quarter.
ExplanationStatement I alone: 140 − 110 = 30. Answer: A. -
DS4 Medium
What is the percentage growth from 2020 to 2021?
Statement I2020 = Rs. 800 lakh.
Statement II2021 = Rs. 960 lakh.
ExplanationNeed both years: (160/800) × 100 = 20%. Answer: C.