Data Interpretation Worksheet

Quantitative aptitude lesson 29: Data interpretation · Set 10 · 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.Books sold by a shop
   Mon: 280
   Tue: 120
   Wed: 160
   Thu: 160
   Fri: 80
   What is the average number of books per day?
2. 2.Books sold by a shop
   Mon: 5
   Tue: 45
   Wed: 20
   Thu: 15
   Fri: 15
   How many books are there in all?
3. 3.Trees planted by each class
   Class 6: 90
   Class 7: 210
   Class 8: 90
   Class 9: 150
   Class 10: 60
   Which class has the fewest trees? (a) Class 6 (b) Class 10 (c) Class 7 (d) Class 9
4. 4.Trees planted by each class
   Class 6: 75
   Class 7: 45
   Class 8: 60
   Class 9: 105
   Class 10: 15
   Which class has the fewest trees? (a) Class 10 (b) Class 9 (c) Class 7 (d) Class 6
5. 5.Students who chose each subject
   Maths: 270
   Science: 120
   English: 30
   Hindi: 90
   Art: 90
   How many more students are there for Maths than for Art?
6. 6.Books sold by a shop
   Mon: 120
   Tue: 160
   Wed: 240
   Thu: 80
   Fri: 200
   How many books are there in all?
7. 7.Visitors to a science museum
   Jan: 80
   Feb: 20
   Mar: 160
   Apr: 80
   May: 60
   The number for Mar is what percent of the total?
8. 8.Students who chose each subject
   Maths: 240
   Science: 200
   English: 120
   Hindi: 80
   Art: 160
   How many students are there in all?
9. 9.Books sold by a shop
   Mon: 180
   Tue: 120
   Wed: 120
   Thu: 120
   Fri: 60
   The number for Mon is what percent of the total?
10. 10.Mangoes sold by a fruit seller
    Mon: 15
    Tue: 15
    Wed: 30
    Thu: 5
    Fri: 35
    Which day has the fewest mangoes? (a) Tue (b) Wed (c) Thu (d) Fri
11. 11.Trees planted by each class
    Class 6: 90
    Class 7: 60
    Class 8: 60
    Class 9: 60
    Class 10: 30
    What is the difference between the highest and the lowest number of trees?
12. 12.Visitors to a science museum
    Jan: 60
    Feb: 40
    Mar: 40
    Apr: 20
    May: 40
    How many more visitors are there for Jan than for Mar?
13. 13.Visitors to a science museum
    Jan: 60
    Feb: 60
    Mar: 60
    Apr: 45
    May: 75
    Which month has the fewest visitors? (a) Apr (b) Feb (c) May (d) Mar
14. 14.Books sold by a shop
    Mon: 80
    Tue: 240
    Wed: 200
    Thu: 160
    Fri: 120
    The number for Mon is what percent of the total?
15. 15.Trees planted by each class
    Class 6: 30
    Class 7: 40
    Class 8: 50
    Class 9: 40
    Class 10: 40
    How many trees are there in all?
16. 16.Books sold by a shop
    Mon: 50
    Tue: 30
    Wed: 40
    Thu: 70
    Fri: 10
    How many more books are there for Mon than for Wed?
17. 17.Mangoes sold by a fruit seller
    Mon: 100
    Tue: 60
    Wed: 80
    Thu: 120
    Fri: 40
    What is the difference between the highest and the lowest number of mangoes?
18. 18.Books sold by a shop
    Mon: 150
    Tue: 200
    Wed: 25
    Thu: 75
    Fri: 50
    What is the difference between the highest and the lowest number of books?
19. 19.Students who chose each subject
    Maths: 120
    Science: 150
    English: 60
    Hindi: 90
    Art: 180
    How many more students are there for Art than for Maths?
20. 20.Books sold by a shop
    Mon: 75
    Tue: 45
    Wed: 60
    Thu: 60
    Fri: 60
    Which day has the most books? (a) Mon (b) Wed (c) Thu (d) Tue
21. 21.Books sold by a shop
    Mon: 20
    Tue: 30
    Wed: 10
    Thu: 20
    Fri: 20
    The number for Mon is what percent of the total?
22. 22.Books sold by a shop
    Mon: 300
    Tue: 100
    Wed: 250
    Thu: 200
    Fri: 150
    How many books are there in all?
23. 23.Students who chose each subject
    Maths: 15
    Science: 25
    English: 20
    Hindi: 20
    Art: 20
    What is the average number of students per subject?
24. 24.Visitors to a science museum
    Jan: 40
    Feb: 10
    Mar: 50
    Apr: 60
    May: 40
    What is the average number of visitors per month?
25. 25.Students who chose each subject
    Maths: 160
    Science: 280
    English: 160
    Hindi: 80
    Art: 120
    What is the difference between the highest and the lowest number of students?
26. 26.Books sold by a shop
    Mon: 180
    Tue: 120
    Wed: 120
    Thu: 120
    Fri: 60
    Which day has the most books? (a) Mon (b) Tue (c) Thu (d) Fri
27. 27.Mangoes sold by a fruit seller
    Mon: 280
    Tue: 200
    Wed: 120
    Thu: 80
    Fri: 120
    The number for Wed is what percent of the total?
28. 28.Visitors to a science museum
    Jan: 60
    Feb: 80
    Mar: 80
    Apr: 100
    May: 80
    The number for Jan is what percent of the total?
29. 29.Students who chose each subject
    Maths: 25
    Science: 35
    English: 15
    Hindi: 10
    Art: 15
    The number for Hindi is what percent of the total?
30. 30.Students who chose each subject
    Maths: 125
    Science: 175
    English: 100
    Hindi: 25
    Art: 75
    Which subject has the fewest students? (a) Hindi (b) English (c) Science (d) Maths
31. 31.Visitors to a science museum
    Jan: 100
    Feb: 40
    Mar: 120
    Apr: 80
    May: 60
    Which month has the most visitors? (a) Mar (b) Feb (c) Apr (d) Jan
32. 32.Trees planted by each class
    Class 6: 20
    Class 7: 40
    Class 8: 50
    Class 9: 60
    Class 10: 30
    The number for Class 8 is what percent of the total?
33. 33.Mangoes sold by a fruit seller
    Mon: 100
    Tue: 80
    Wed: 80
    Thu: 60
    Fri: 80
    What is the average number of mangoes per day?
34. 34.Trees planted by each class
    Class 6: 120
    Class 7: 60
    Class 8: 40
    Class 9: 80
    Class 10: 100
    Which class has the fewest trees? (a) Class 10 (b) Class 9 (c) Class 7 (d) Class 8
35. 35.Books sold by a shop
    Mon: 90
    Tue: 45
    Wed: 75
    Thu: 60
    Fri: 30
    Which day has the fewest books? (a) Tue (b) Mon (c) Wed (d) Fri
36. 36.Trees planted by each class
    Class 6: 120
    Class 7: 60
    Class 8: 80
    Class 9: 100
    Class 10: 40
    What is the average number of trees per class?
37. 37.Students who chose each subject
    Maths: 160
    Science: 80
    English: 240
    Hindi: 160
    Art: 160
    How many students are there in all?
38. 38.Students who chose each subject
    Maths: 10
    Science: 30
    English: 25
    Hindi: 20
    Art: 15
    What is the difference between the highest and the lowest number of students?
39. 39.Students who chose each subject
    Maths: 240
    Science: 200
    English: 120
    Hindi: 40
    Art: 200
    What is the difference between the highest and the lowest number of students?
40. 40.Books sold by a shop
    Mon: 20
    Tue: 10
    Wed: 30
    Thu: 25
    Fri: 15
    What is the average number of books per day?

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