Data Interpretation Worksheet

Quantitative aptitude lesson 29: Data interpretation · Set 829 · 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: 150
   Tue: 120
   Wed: 90
   Thu: 60
   Fri: 180
   What is the average number of books per day?
2. 2.Books sold by a shop
   Mon: 30
   Tue: 80
   Wed: 40
   Thu: 20
   Fri: 30
   What is the difference between the highest and the lowest number of books?
3. 3.Trees planted by each class
   Class 6: 75
   Class 7: 60
   Class 8: 60
   Class 9: 45
   Class 10: 60
   Which class has the most trees? (a) Class 6 (b) Class 8 (c) Class 10 (d) Class 7
4. 4.Mangoes sold by a fruit seller
   Mon: 180
   Tue: 150
   Wed: 60
   Thu: 120
   Fri: 90
   The number for Tue is what percent of the total?
5. 5.Visitors to a science museum
   Jan: 250
   Feb: 150
   Mar: 300
   Apr: 50
   May: 250
   How many visitors are there in all?
6. 6.Students who chose each subject
   Maths: 175
   Science: 100
   English: 100
   Hindi: 75
   Art: 50
   What is the difference between the highest and the lowest number of students?
7. 7.Trees planted by each class
   Class 6: 120
   Class 7: 45
   Class 8: 30
   Class 9: 45
   Class 10: 60
   What is the average number of trees per class?
8. 8.Books sold by a shop
   Mon: 100
   Tue: 125
   Wed: 150
   Thu: 75
   Fri: 50
   Which day has the fewest books? (a) Mon (b) Tue (c) Wed (d) Fri
9. 9.Books sold by a shop
   Mon: 15
   Tue: 20
   Wed: 10
   Thu: 25
   Fri: 30
   The number for Thu is what percent of the total?
10. 10.Visitors to a science museum
    Jan: 150
    Feb: 200
    Mar: 150
    Apr: 400
    May: 100
    Which month has the most visitors? (a) Jan (b) Feb (c) May (d) Apr
11. 11.Mangoes sold by a fruit seller
    Mon: 40
    Tue: 50
    Wed: 60
    Thu: 10
    Fri: 40
    The number for Mon is what percent of the total?
12. 12.Mangoes sold by a fruit seller
    Mon: 175
    Tue: 125
    Wed: 75
    Thu: 75
    Fri: 50
    What is the average number of mangoes per day?
13. 13.Trees planted by each class
    Class 6: 180
    Class 7: 120
    Class 8: 60
    Class 9: 150
    Class 10: 90
    Which class has the fewest trees? (a) Class 9 (b) Class 8 (c) Class 7 (d) Class 10
14. 14.Trees planted by each class
    Class 6: 100
    Class 7: 60
    Class 8: 140
    Class 9: 60
    Class 10: 40
    What is the difference between the highest and the lowest number of trees?
15. 15.Books sold by a shop
    Mon: 240
    Tue: 160
    Wed: 160
    Thu: 160
    Fri: 80
    The number for Fri is what percent of the total?
16. 16.Students who chose each subject
    Maths: 70
    Science: 40
    English: 20
    Hindi: 40
    Art: 30
    Which subject has the fewest students? (a) Art (b) English (c) Science (d) Hindi
17. 17.Books sold by a shop
    Mon: 175
    Tue: 150
    Wed: 100
    Thu: 50
    Fri: 25
    How many books are there in all?
18. 18.Mangoes sold by a fruit seller
    Mon: 90
    Tue: 90
    Wed: 210
    Thu: 60
    Fri: 150
    Which day has the most mangoes? (a) Tue (b) Mon (c) Thu (d) Wed
19. 19.Books sold by a shop
    Mon: 80
    Tue: 120
    Wed: 40
    Thu: 60
    Fri: 100
    The number for Tue is what percent of the total?
20. 20.Mangoes sold by a fruit seller
    Mon: 50
    Tue: 40
    Wed: 30
    Thu: 40
    Fri: 40
    What is the difference between the highest and the lowest number of mangoes?
21. 21.Books sold by a shop
    Mon: 30
    Tue: 15
    Wed: 5
    Thu: 35
    Fri: 15
    How many books are there in all?
22. 22.Visitors to a science museum
    Jan: 400
    Feb: 150
    Mar: 150
    Apr: 100
    May: 200
    The number for Mar is what percent of the total?
23. 23.Books sold by a shop
    Mon: 150
    Tue: 120
    Wed: 90
    Thu: 180
    Fri: 60
    How many more books are there for Tue than for Wed?
24. 24.Books sold by a shop
    Mon: 20
    Tue: 60
    Wed: 40
    Thu: 40
    Fri: 40
    Which day has the fewest books? (a) Tue (b) Wed (c) Fri (d) Mon
25. 25.Books sold by a shop
    Mon: 15
    Tue: 25
    Wed: 35
    Thu: 15
    Fri: 10
    What is the difference between the highest and the lowest number of books?
26. 26.Visitors to a science museum
    Jan: 60
    Feb: 30
    Mar: 105
    Apr: 45
    May: 60
    The number for Mar is what percent of the total?
27. 27.Trees planted by each class
    Class 6: 20
    Class 7: 15
    Class 8: 20
    Class 9: 5
    Class 10: 40
    Which class has the most trees? (a) Class 9 (b) Class 10 (c) Class 7 (d) Class 6
28. 28.Books sold by a shop
    Mon: 40
    Tue: 40
    Wed: 30
    Thu: 70
    Fri: 20
    How many books are there in all?
29. 29.Books sold by a shop
    Mon: 20
    Tue: 20
    Wed: 20
    Thu: 30
    Fri: 10
    Which day has the most books? (a) Fri (b) Thu (c) Mon (d) Tue
30. 30.Visitors to a science museum
    Jan: 90
    Feb: 60
    Mar: 45
    Apr: 30
    May: 75
    Which month has the most visitors? (a) Feb (b) Jan (c) Mar (d) Apr
31. 31.Books sold by a shop
    Mon: 40
    Tue: 60
    Wed: 10
    Thu: 50
    Fri: 40
    Which day has the fewest books? (a) Mon (b) Wed (c) Fri (d) Thu
32. 32.Visitors to a science museum
    Jan: 80
    Feb: 80
    Mar: 60
    Apr: 100
    May: 80
    What is the difference between the highest and the lowest number of visitors?
33. 33.Visitors to a science museum
    Jan: 160
    Feb: 160
    Mar: 200
    Apr: 120
    May: 160
    What is the difference between the highest and the lowest number of visitors?
34. 34.Books sold by a shop
    Mon: 150
    Tue: 50
    Wed: 75
    Thu: 125
    Fri: 100
    The number for Fri is what percent of the total?
35. 35.Students who chose each subject
    Maths: 150
    Science: 250
    English: 200
    Hindi: 200
    Art: 200
    How many students are there in all?
36. 36.Trees planted by each class
    Class 6: 80
    Class 7: 20
    Class 8: 140
    Class 9: 100
    Class 10: 60
    How many more trees are there for Class 9 than for Class 7?
37. 37.Trees planted by each class
    Class 6: 80
    Class 7: 80
    Class 8: 80
    Class 9: 60
    Class 10: 100
    What is the average number of trees per class?
38. 38.Trees planted by each class
    Class 6: 30
    Class 7: 50
    Class 8: 40
    Class 9: 40
    Class 10: 40
    How many more trees are there for Class 7 than for Class 6?
39. 39.Mangoes sold by a fruit seller
    Mon: 35
    Tue: 25
    Wed: 15
    Thu: 15
    Fri: 10
    How many mangoes are there in all?
40. 40.Trees planted by each class
    Class 6: 60
    Class 7: 30
    Class 8: 40
    Class 9: 50
    Class 10: 20
    What is the average number of trees per class?

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