Data Interpretation Worksheet

Quantitative aptitude lesson 29: Data interpretation · Set 200 · 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: 300
   Science: 30
   English: 60
   Hindi: 90
   Art: 120
   What is the average number of students per subject?
2. 2.Trees planted by each class
   Class 6: 100
   Class 7: 125
   Class 8: 75
   Class 9: 150
   Class 10: 50
   What is the difference between the highest and the lowest number of trees?
3. 3.Visitors to a science museum
   Jan: 80
   Feb: 140
   Mar: 20
   Apr: 120
   May: 40
   The number for May is what percent of the total?
4. 4.Mangoes sold by a fruit seller
   Mon: 90
   Tue: 210
   Wed: 90
   Thu: 150
   Fri: 60
   The number for Mon is what percent of the total?
5. 5.Trees planted by each class
   Class 6: 15
   Class 7: 20
   Class 8: 25
   Class 9: 20
   Class 10: 20
   What is the average number of trees per class?
6. 6.Books sold by a shop
   Mon: 120
   Tue: 210
   Wed: 120
   Thu: 60
   Fri: 90
   The number for Fri is what percent of the total?
7. 7.Mangoes sold by a fruit seller
   Mon: 20
   Tue: 30
   Wed: 30
   Thu: 80
   Fri: 40
   How many more mangoes are there for Fri than for Wed?
8. 8.Mangoes sold by a fruit seller
   Mon: 40
   Tue: 60
   Wed: 100
   Thu: 120
   Fri: 80
   How many mangoes are there in all?
9. 9.Visitors to a science museum
   Jan: 40
   Feb: 20
   Mar: 60
   Apr: 40
   May: 40
   Which month has the fewest visitors? (a) Apr (b) May (c) Feb (d) Mar
10. 10.Books sold by a shop
    Mon: 15
    Tue: 25
    Wed: 35
    Thu: 15
    Fri: 10
    Which day has the fewest books? (a) Fri (b) Wed (c) Thu (d) Tue
11. 11.Mangoes sold by a fruit seller
    Mon: 5
    Tue: 25
    Wed: 30
    Thu: 25
    Fri: 15
    What is the average number of mangoes per day?
12. 12.Visitors to a science museum
    Jan: 100
    Feb: 300
    Mar: 250
    Apr: 200
    May: 150
    How many visitors are there in all?
13. 13.Mangoes sold by a fruit seller
    Mon: 75
    Tue: 45
    Wed: 30
    Thu: 90
    Fri: 60
    The number for Tue is what percent of the total?
14. 14.Books sold by a shop
    Mon: 100
    Tue: 80
    Wed: 60
    Thu: 40
    Fri: 120
    The number for Tue is what percent of the total?
15. 15.Students who chose each subject
    Maths: 90
    Science: 60
    English: 30
    Hindi: 75
    Art: 45
    Which subject has the most students? (a) Art (b) Hindi (c) Science (d) Maths
16. 16.Books sold by a shop
    Mon: 90
    Tue: 30
    Wed: 45
    Thu: 60
    Fri: 75
    What is the difference between the highest and the lowest number of books?
17. 17.Students who chose each subject
    Maths: 100
    Science: 100
    English: 125
    Hindi: 150
    Art: 25
    How many students are there in all?
18. 18.Visitors to a science museum
    Jan: 30
    Feb: 20
    Mar: 15
    Apr: 25
    May: 10
    How many more visitors are there for Apr than for Mar?
19. 19.Trees planted by each class
    Class 6: 90
    Class 7: 60
    Class 8: 150
    Class 9: 120
    Class 10: 180
    Which class has the fewest trees? (a) Class 9 (b) Class 7 (c) Class 6 (d) Class 10
20. 20.Visitors to a science museum
    Jan: 40
    Feb: 40
    Mar: 30
    Apr: 50
    May: 40
    Which month has the fewest visitors? (a) Jan (b) May (c) Feb (d) Mar
21. 21.Books sold by a shop
    Mon: 200
    Tue: 100
    Wed: 25
    Thu: 100
    Fri: 75
    What is the average number of books per day?
22. 22.Books sold by a shop
    Mon: 150
    Tue: 200
    Wed: 150
    Thu: 100
    Fri: 400
    How many books are there in all?
23. 23.Visitors to a science museum
    Jan: 250
    Feb: 400
    Mar: 200
    Apr: 100
    May: 50
    What is the average number of visitors per month?
24. 24.Trees planted by each class
    Class 6: 200
    Class 7: 200
    Class 8: 100
    Class 9: 300
    Class 10: 200
    Which class has the most trees? (a) Class 7 (b) Class 8 (c) Class 6 (d) Class 9
25. 25.Trees planted by each class
    Class 6: 75
    Class 7: 60
    Class 8: 60
    Class 9: 15
    Class 10: 90
    How many trees are there in all?
26. 26.Books sold by a shop
    Mon: 120
    Tue: 120
    Wed: 320
    Thu: 80
    Fri: 160
    Which day has the most books? (a) Wed (b) Tue (c) Fri (d) Mon
27. 27.Visitors to a science museum
    Jan: 20
    Feb: 20
    Mar: 35
    Apr: 15
    May: 10
    The number for Jan is what percent of the total?
28. 28.Books sold by a shop
    Mon: 60
    Tue: 150
    Wed: 120
    Thu: 90
    Fri: 180
    What is the difference between the highest and the lowest number of books?
29. 29.Trees planted by each class
    Class 6: 100
    Class 7: 40
    Class 8: 80
    Class 9: 120
    Class 10: 60
    Which class has the most trees? (a) Class 9 (b) Class 7 (c) Class 10 (d) Class 6
30. 30.Mangoes sold by a fruit seller
    Mon: 200
    Tue: 200
    Wed: 200
    Thu: 150
    Fri: 250
    How many mangoes are there in all?
31. 31.Students who chose each subject
    Maths: 20
    Science: 60
    English: 80
    Hindi: 10
    Art: 30
    Which subject has the most students? (a) Maths (b) Art (c) Hindi (d) English
32. 32.Books sold by a shop
    Mon: 20
    Tue: 40
    Wed: 60
    Thu: 50
    Fri: 30
    What is the average number of books per day?
33. 33.Visitors to a science museum
    Jan: 90
    Feb: 120
    Mar: 60
    Apr: 120
    May: 210
    What is the difference between the highest and the lowest number of visitors?
34. 34.Books sold by a shop
    Mon: 70
    Tue: 50
    Wed: 40
    Thu: 10
    Fri: 30
    Which day has the fewest books? (a) Fri (b) Tue (c) Thu (d) Mon
35. 35.Visitors to a science museum
    Jan: 80
    Feb: 120
    Mar: 80
    Apr: 80
    May: 40
    Which month has the most visitors? (a) Jan (b) Mar (c) Feb (d) Apr
36. 36.Trees planted by each class
    Class 6: 35
    Class 7: 20
    Class 8: 5
    Class 9: 25
    Class 10: 15
    How many trees are there in all?
37. 37.Books sold by a shop
    Mon: 40
    Tue: 160
    Wed: 160
    Thu: 240
    Fri: 200
    How many more books are there for Fri than for Wed?
38. 38.Visitors to a science museum
    Jan: 10
    Feb: 50
    Mar: 20
    Apr: 70
    May: 50
    How many visitors are there in all?
39. 39.Students who chose each subject
    Maths: 350
    Science: 50
    English: 200
    Hindi: 250
    Art: 150
    What is the difference between the highest and the lowest number of students?
40. 40.Students who chose each subject
    Maths: 160
    Science: 80
    English: 80
    Hindi: 60
    Art: 20
    Which subject has the fewest students? (a) Maths (b) English (c) Art (d) Science

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