Data Interpretation Worksheet

Quantitative aptitude lesson 29: Data interpretation · Set 220 · 40 questions

The method (Total first): Total = add every value. Average = total ÷ number of rows. Percent of total = that value ÷ total × 100. Most/fewest: compare all the values. Difference = bigger − smaller.

1. 1.Visitors to a science museum
   Jan: 30
   Feb: 70
   Mar: 10
   Apr: 60
   May: 30
   What is the difference between the highest and the lowest number of visitors?
2. 2.Visitors to a science museum
   Jan: 15
   Feb: 20
   Mar: 20
   Apr: 10
   May: 35
   What is the difference between the highest and the lowest number of visitors?
3. 3.Books sold by a shop
   Mon: 100
   Tue: 75
   Wed: 150
   Thu: 125
   Fri: 50
   What is the average number of books per day?
4. 4.Students who chose each subject
   Maths: 100
   Science: 60
   English: 80
   Hindi: 80
   Art: 80
   The number for Maths is what percent of the total?
5. 5.Books sold by a shop
   Mon: 200
   Tue: 100
   Wed: 75
   Thu: 100
   Fri: 25
   Which day has the fewest books? (a) Tue (b) Wed (c) Thu (d) Fri
6. 6.Visitors to a science museum
   Jan: 90
   Feb: 120
   Mar: 120
   Apr: 210
   May: 60
   Which month has the most visitors? (a) Jan (b) Feb (c) Mar (d) Apr
7. 7.Books sold by a shop
   Mon: 100
   Tue: 60
   Wed: 120
   Thu: 80
   Fri: 40
   The number for Thu is what percent of the total?
8. 8.Books sold by a shop
   Mon: 75
   Tue: 45
   Wed: 30
   Thu: 45
   Fri: 105
   What is the difference between the highest and the lowest number of books?
9. 9.Visitors to a science museum
   Jan: 20
   Feb: 25
   Mar: 20
   Apr: 15
   May: 20
   How many more visitors are there for Feb than for May?
10. 10.Books sold by a shop
    Mon: 50
    Tue: 40
    Wed: 40
    Thu: 30
    Fri: 40
    How many more books are there for Mon than for Wed?
11. 11.Mangoes sold by a fruit seller
    Mon: 30
    Tue: 25
    Wed: 25
    Thu: 15
    Fri: 5
    How many more mangoes are there for Tue than for Fri?
12. 12.Books sold by a shop
    Mon: 200
    Tue: 300
    Wed: 250
    Thu: 150
    Fri: 100
    How many more books are there for Tue than for Thu?
13. 13.Mangoes sold by a fruit seller
    Mon: 120
    Tue: 100
    Wed: 40
    Thu: 60
    Fri: 80
    What is the average number of mangoes per day?
14. 14.Mangoes sold by a fruit seller
    Mon: 160
    Tue: 160
    Wed: 80
    Thu: 160
    Fri: 240
    Which day has the most mangoes? (a) Wed (b) Tue (c) Mon (d) Fri
15. 15.Trees planted by each class
    Class 6: 250
    Class 7: 150
    Class 8: 100
    Class 9: 350
    Class 10: 150
    What is the average number of trees per class?
16. 16.Trees planted by each class
    Class 6: 120
    Class 7: 160
    Class 8: 160
    Class 9: 200
    Class 10: 160
    The number for Class 6 is what percent of the total?
17. 17.Visitors to a science museum
    Jan: 60
    Feb: 60
    Mar: 90
    Apr: 60
    May: 30
    How many more visitors are there for Jan than for May?
18. 18.Books sold by a shop
    Mon: 20
    Tue: 30
    Wed: 15
    Thu: 25
    Fri: 10
    The number for Fri is what percent of the total?
19. 19.Visitors to a science museum
    Jan: 75
    Feb: 150
    Mar: 50
    Apr: 125
    May: 100
    Which month has the most visitors? (a) Apr (b) May (c) Jan (d) Feb
20. 20.Students who chose each subject
    Maths: 300
    Science: 200
    English: 100
    Hindi: 250
    Art: 150
    How many more students are there for Maths than for Science?
21. 21.Trees planted by each class
    Class 6: 105
    Class 7: 60
    Class 8: 45
    Class 9: 30
    Class 10: 60
    How many more trees are there for Class 6 than for Class 8?
22. 22.Books sold by a shop
    Mon: 60
    Tue: 40
    Wed: 20
    Thu: 40
    Fri: 40
    Which day has the most books? (a) Thu (b) Wed (c) Fri (d) Mon
23. 23.Mangoes sold by a fruit seller
    Mon: 20
    Tue: 25
    Wed: 15
    Thu: 20
    Fri: 20
    What is the difference between the highest and the lowest number of mangoes?
24. 24.Trees planted by each class
    Class 6: 40
    Class 7: 100
    Class 8: 60
    Class 9: 120
    Class 10: 80
    How many trees are there in all?
25. 25.Trees planted by each class
    Class 6: 60
    Class 7: 180
    Class 8: 120
    Class 9: 120
    Class 10: 120
    The number for Class 10 is what percent of the total?
26. 26.Visitors to a science museum
    Jan: 240
    Feb: 200
    Mar: 40
    Apr: 160
    May: 160
    The number for Mar is what percent of the total?
27. 27.Mangoes sold by a fruit seller
    Mon: 225
    Tue: 25
    Wed: 75
    Thu: 100
    Fri: 75
    What is the average number of mangoes per day?
28. 28.Trees planted by each class
    Class 6: 40
    Class 7: 10
    Class 8: 5
    Class 9: 30
    Class 10: 15
    How many more trees are there for Class 9 than for Class 10?
29. 29.Students who chose each subject
    Maths: 15
    Science: 20
    English: 15
    Hindi: 10
    Art: 40
    How many more students are there for Art than for English?
30. 30.Students who chose each subject
    Maths: 30
    Science: 50
    English: 20
    Hindi: 60
    Art: 40
    Which subject has the fewest students? (a) Maths (b) Art (c) English (d) Science
31. 31.Trees planted by each class
    Class 6: 90
    Class 7: 60
    Class 8: 30
    Class 9: 60
    Class 10: 60
    How many trees are there in all?
32. 32.Mangoes sold by a fruit seller
    Mon: 80
    Tue: 120
    Wed: 200
    Thu: 160
    Fri: 240
    How many more mangoes are there for Fri than for Wed?
33. 33.Visitors to a science museum
    Jan: 30
    Feb: 50
    Mar: 70
    Apr: 30
    May: 20
    How many more visitors are there for Mar than for Apr?
34. 34.Trees planted by each class
    Class 6: 20
    Class 7: 20
    Class 8: 15
    Class 9: 35
    Class 10: 10
    Which class has the most trees? (a) Class 7 (b) Class 9 (c) Class 8 (d) Class 10
35. 35.Books sold by a shop
    Mon: 300
    Tue: 200
    Wed: 200
    Thu: 100
    Fri: 200
    What is the average number of books per day?
36. 36.Visitors to a science museum
    Jan: 50
    Feb: 30
    Mar: 20
    Apr: 40
    May: 60
    The number for Mar is what percent of the total?
37. 37.Books sold by a shop
    Mon: 200
    Tue: 240
    Wed: 200
    Thu: 120
    Fri: 40
    What is the difference between the highest and the lowest number of books?
38. 38.Visitors to a science museum
    Jan: 350
    Feb: 150
    Mar: 250
    Apr: 200
    May: 50
    How many visitors are there in all?
39. 39.Students who chose each subject
    Maths: 30
    Science: 15
    English: 45
    Hindi: 135
    Art: 75
    Which subject has the most students? (a) Art (b) Hindi (c) Science (d) Maths
40. 40.Books sold by a shop
    Mon: 30
    Tue: 20
    Wed: 40
    Thu: 70
    Fri: 40
    The number for Mon is what percent of the total?

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