Data Interpretation Worksheet

Quantitative aptitude lesson 29: Data interpretation · Set 748 · 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.Students who chose each subject
   Maths: 50
   Science: 30
   English: 60
   Hindi: 10
   Art: 50
   What is the average number of students per subject?
2. 2.Trees planted by each class
   Class 6: 15
   Class 7: 20
   Class 8: 5
   Class 9: 40
   Class 10: 20
   The number for Class 6 is what percent of the total?
3. 3.Students who chose each subject
   Maths: 50
   Science: 150
   English: 75
   Hindi: 125
   Art: 100
   The number for Science is what percent of the total?
4. 4.Mangoes sold by a fruit seller
   Mon: 210
   Tue: 120
   Wed: 30
   Thu: 60
   Fri: 180
   The number for Tue is what percent of the total?
5. 5.Books sold by a shop
   Mon: 120
   Tue: 180
   Wed: 90
   Thu: 150
   Fri: 60
   Which day has the fewest books? (a) Fri (b) Thu (c) Mon (d) Tue
6. 6.Students who chose each subject
   Maths: 60
   Science: 105
   English: 15
   Hindi: 60
   Art: 60
   What is the difference between the highest and the lowest number of students?
7. 7.Visitors to a science museum
   Jan: 100
   Feb: 125
   Mar: 150
   Apr: 75
   May: 50
   What is the average number of visitors per month?
8. 8.Mangoes sold by a fruit seller
   Mon: 50
   Tue: 5
   Wed: 10
   Thu: 15
   Fri: 20
   How many mangoes are there in all?
9. 9.Books sold by a shop
   Mon: 20
   Tue: 30
   Wed: 30
   Thu: 70
   Fri: 50
   Which day has the fewest books? (a) Wed (b) Tue (c) Mon (d) Fri
10. 10.Mangoes sold by a fruit seller
    Mon: 320
    Tue: 160
    Wed: 120
    Thu: 120
    Fri: 80
    The number for Thu is what percent of the total?
11. 11.Books sold by a shop
    Mon: 25
    Tue: 15
    Wed: 20
    Thu: 20
    Fri: 20
    How many books are there in all?
12. 12.Trees planted by each class
    Class 6: 200
    Class 7: 80
    Class 8: 160
    Class 9: 120
    Class 10: 240
    Which class has the most trees? (a) Class 7 (b) Class 9 (c) Class 10 (d) Class 6
13. 13.Books sold by a shop
    Mon: 50
    Tue: 60
    Wed: 30
    Thu: 10
    Fri: 50
    What is the difference between the highest and the lowest number of books?
14. 14.Mangoes sold by a fruit seller
    Mon: 200
    Tue: 250
    Wed: 200
    Thu: 150
    Fri: 200
    The number for Thu is what percent of the total?
15. 15.Visitors to a science museum
    Jan: 50
    Feb: 40
    Mar: 40
    Apr: 40
    May: 30
    How many visitors are there in all?
16. 16.Trees planted by each class
    Class 6: 140
    Class 7: 60
    Class 8: 20
    Class 9: 100
    Class 10: 80
    What is the average number of trees per class?
17. 17.Visitors to a science museum
    Jan: 100
    Feb: 40
    Mar: 60
    Apr: 120
    May: 80
    The number for Apr is what percent of the total?
18. 18.Visitors to a science museum
    Jan: 60
    Feb: 90
    Mar: 45
    Apr: 75
    May: 30
    How many visitors are there in all?
19. 19.Students who chose each subject
    Maths: 20
    Science: 15
    English: 10
    Hindi: 30
    Art: 25
    The number for Hindi is what percent of the total?
20. 20.Books sold by a shop
    Mon: 10
    Tue: 50
    Wed: 40
    Thu: 30
    Fri: 70
    Which day has the most books? (a) Tue (b) Mon (c) Wed (d) Fri
21. 21.Visitors to a science museum
    Jan: 20
    Feb: 100
    Mar: 60
    Apr: 100
    May: 120
    Which month has the fewest visitors? (a) Feb (b) Mar (c) Jan (d) May
22. 22.Books sold by a shop
    Mon: 150
    Tue: 120
    Wed: 90
    Thu: 120
    Fri: 120
    The number for Mon is what percent of the total?
23. 23.Books sold by a shop
    Mon: 40
    Tue: 30
    Wed: 20
    Thu: 50
    Fri: 60
    How many books are there in all?
24. 24.Students who chose each subject
    Maths: 120
    Science: 280
    English: 80
    Hindi: 160
    Art: 160
    What is the difference between the highest and the lowest number of students?
25. 25.Trees planted by each class
    Class 6: 40
    Class 7: 40
    Class 8: 30
    Class 9: 50
    Class 10: 40
    Which class has the fewest trees? (a) Class 9 (b) Class 7 (c) Class 8 (d) Class 10
26. 26.Trees planted by each class
    Class 6: 90
    Class 7: 30
    Class 8: 75
    Class 9: 60
    Class 10: 45
    The number for Class 8 is what percent of the total?
27. 27.Visitors to a science museum
    Jan: 75
    Feb: 45
    Mar: 60
    Apr: 105
    May: 15
    How many visitors are there in all?
28. 28.Books sold by a shop
    Mon: 80
    Tue: 40
    Wed: 40
    Thu: 10
    Fri: 30
    How many books are there in all?
29. 29.Students who chose each subject
    Maths: 100
    Science: 150
    English: 200
    Hindi: 200
    Art: 350
    The number for Maths is what percent of the total?
30. 30.Students who chose each subject
    Maths: 150
    Science: 90
    English: 210
    Hindi: 90
    Art: 60
    Which subject has the fewest students? (a) English (b) Hindi (c) Maths (d) Art
31. 31.Books sold by a shop
    Mon: 350
    Tue: 200
    Wed: 200
    Thu: 100
    Fri: 150
    What is the average number of books per day?
32. 32.Visitors to a science museum
    Jan: 150
    Feb: 180
    Mar: 60
    Apr: 90
    May: 120
    How many more visitors are there for Feb than for Jan?
33. 33.Students who chose each subject
    Maths: 80
    Science: 120
    English: 80
    Hindi: 40
    Art: 80
    How many more students are there for Science than for Maths?
34. 34.Trees planted by each class
    Class 6: 35
    Class 7: 10
    Class 8: 15
    Class 9: 25
    Class 10: 15
    Which class has the most trees? (a) Class 9 (b) Class 7 (c) Class 6 (d) Class 10
35. 35.Visitors to a science museum
    Jan: 160
    Feb: 80
    Mar: 80
    Apr: 20
    May: 60
    What is the difference between the highest and the lowest number of visitors?
36. 36.Trees planted by each class
    Class 6: 40
    Class 7: 50
    Class 8: 40
    Class 9: 40
    Class 10: 30
    Which class has the most trees? (a) Class 7 (b) Class 9 (c) Class 6 (d) Class 8
37. 37.Students who chose each subject
    Maths: 250
    Science: 200
    English: 150
    Hindi: 200
    Art: 200
    What is the difference between the highest and the lowest number of students?
38. 38.Books sold by a shop
    Mon: 50
    Tue: 100
    Wed: 350
    Thu: 250
    Fri: 250
    What is the average number of books per day?
39. 39.Trees planted by each class
    Class 6: 200
    Class 7: 240
    Class 8: 80
    Class 9: 160
    Class 10: 120
    How many more trees are there for Class 10 than for Class 8?
40. 40.Students who chose each subject
    Maths: 40
    Science: 40
    English: 20
    Hindi: 70
    Art: 30
    The number for Maths is what percent of the total?

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