Data Interpretation Worksheet

Quantitative aptitude lesson 29: Data interpretation · Set 531 · 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: 30
   Science: 75
   English: 105
   Hindi: 15
   Art: 75
   The number for Hindi is what percent of the total?
2. 2.Trees planted by each class
   Class 6: 60
   Class 7: 120
   Class 8: 30
   Class 9: 45
   Class 10: 45
   What is the average number of trees per class?
3. 3.Mangoes sold by a fruit seller
   Mon: 150
   Tue: 200
   Wed: 200
   Thu: 250
   Fri: 200
   The number for Fri is what percent of the total?
4. 4.Students who chose each subject
   Maths: 25
   Science: 15
   English: 20
   Hindi: 20
   Art: 20
   What is the average number of students per subject?
5. 5.Books sold by a shop
   Mon: 200
   Tue: 300
   Wed: 200
   Thu: 200
   Fri: 100
   What is the difference between the highest and the lowest number of books?
6. 6.Books sold by a shop
   Mon: 30
   Tue: 45
   Wed: 10
   Thu: 5
   Fri: 10
   How many books are there in all?
7. 7.Students who chose each subject
   Maths: 40
   Science: 40
   English: 40
   Hindi: 20
   Art: 60
   Which subject has the fewest students? (a) Hindi (b) Maths (c) English (d) Science
8. 8.Trees planted by each class
   Class 6: 120
   Class 7: 80
   Class 8: 60
   Class 9: 40
   Class 10: 100
   How many trees are there in all?
9. 9.Students who chose each subject
   Maths: 75
   Science: 105
   English: 15
   Hindi: 45
   Art: 60
   How many students are there in all?
10. 10.Books sold by a shop
    Mon: 160
    Tue: 120
    Wed: 200
    Thu: 160
    Fri: 160
    Which day has the fewest books? (a) Thu (b) Fri (c) Tue (d) Mon
11. 11.Mangoes sold by a fruit seller
    Mon: 5
    Tue: 35
    Wed: 30
    Thu: 20
    Fri: 10
    The number for Tue is what percent of the total?
12. 12.Books sold by a shop
    Mon: 20
    Tue: 15
    Wed: 35
    Thu: 10
    Fri: 20
    How many books are there in all?
13. 13.Mangoes sold by a fruit seller
    Mon: 50
    Tue: 125
    Wed: 150
    Thu: 75
    Fri: 100
    What is the difference between the highest and the lowest number of mangoes?
14. 14.Books sold by a shop
    Mon: 60
    Tue: 45
    Wed: 60
    Thu: 105
    Fri: 30
    What is the average number of books per day?
15. 15.Books sold by a shop
    Mon: 150
    Tue: 50
    Wed: 125
    Thu: 100
    Fri: 75
    What is the difference between the highest and the lowest number of books?
16. 16.Students who chose each subject
    Maths: 40
    Science: 70
    English: 50
    Hindi: 10
    Art: 30
    How many students are there in all?
17. 17.Mangoes sold by a fruit seller
    Mon: 125
    Tue: 50
    Wed: 150
    Thu: 100
    Fri: 75
    What is the difference between the highest and the lowest number of mangoes?
18. 18.Trees planted by each class
    Class 6: 20
    Class 7: 15
    Class 8: 30
    Class 9: 25
    Class 10: 10
    The number for Class 9 is what percent of the total?
19. 19.Students who chose each subject
    Maths: 40
    Science: 50
    English: 10
    Hindi: 70
    Art: 30
    What is the average number of students per subject?
20. 20.Trees planted by each class
    Class 6: 200
    Class 7: 250
    Class 8: 300
    Class 9: 150
    Class 10: 100
    The number for Class 8 is what percent of the total?
21. 21.Mangoes sold by a fruit seller
    Mon: 180
    Tue: 120
    Wed: 120
    Thu: 120
    Fri: 60
    The number for Mon is what percent of the total?
22. 22.Students who chose each subject
    Maths: 75
    Science: 75
    English: 50
    Hindi: 200
    Art: 100
    What is the average number of students per subject?
23. 23.Students who chose each subject
    Maths: 100
    Science: 150
    English: 350
    Hindi: 200
    Art: 200
    Which subject has the fewest students? (a) English (b) Maths (c) Science (d) Art
24. 24.Books sold by a shop
    Mon: 15
    Tue: 20
    Wed: 20
    Thu: 25
    Fri: 20
    How many more books are there for Thu than for Wed?
25. 25.Mangoes sold by a fruit seller
    Mon: 100
    Tue: 50
    Wed: 20
    Thu: 10
    Fri: 20
    How many more mangoes are there for Mon than for Wed?
26. 26.Trees planted by each class
    Class 6: 40
    Class 7: 50
    Class 8: 30
    Class 9: 40
    Class 10: 40
    Which class has the most trees? (a) Class 7 (b) Class 8 (c) Class 9 (d) Class 6
27. 27.Mangoes sold by a fruit seller
    Mon: 250
    Tue: 200
    Wed: 300
    Thu: 50
    Fri: 200
    Which day has the fewest mangoes? (a) Mon (b) Tue (c) Fri (d) Thu
28. 28.Visitors to a science museum
    Jan: 20
    Feb: 10
    Mar: 20
    Apr: 20
    May: 30
    What is the average number of visitors per month?
29. 29.Mangoes sold by a fruit seller
    Mon: 200
    Tue: 240
    Wed: 120
    Thu: 80
    Fri: 160
    Which day has the fewest mangoes? (a) Wed (b) Tue (c) Thu (d) Fri
30. 30.Visitors to a science museum
    Jan: 250
    Feb: 250
    Mar: 300
    Apr: 150
    May: 50
    What is the average number of visitors per month?
31. 31.Trees planted by each class
    Class 6: 20
    Class 7: 25
    Class 8: 20
    Class 9: 15
    Class 10: 20
    Which class has the fewest trees? (a) Class 9 (b) Class 6 (c) Class 7 (d) Class 8
32. 32.Mangoes sold by a fruit seller
    Mon: 120
    Tue: 80
    Wed: 80
    Thu: 40
    Fri: 80
    The number for Tue is what percent of the total?
33. 33.Books sold by a shop
    Mon: 160
    Tue: 200
    Wed: 240
    Thu: 120
    Fri: 80
    How many books are there in all?
34. 34.Students who chose each subject
    Maths: 20
    Science: 20
    English: 15
    Hindi: 20
    Art: 25
    Which subject has the most students? (a) Maths (b) Science (c) English (d) Art
35. 35.Books sold by a shop
    Mon: 160
    Tue: 120
    Wed: 320
    Thu: 120
    Fri: 80
    What is the average number of books per day?
36. 36.Books sold by a shop
    Mon: 150
    Tue: 150
    Wed: 350
    Thu: 100
    Fri: 250
    How many more books are there for Wed than for Tue?
37. 37.Books sold by a shop
    Mon: 240
    Tue: 200
    Wed: 80
    Thu: 160
    Fri: 120
    Which day has the most books? (a) Tue (b) Mon (c) Fri (d) Thu
38. 38.Books sold by a shop
    Mon: 160
    Tue: 80
    Wed: 240
    Thu: 200
    Fri: 120
    The number for Wed is what percent of the total?
39. 39.Visitors to a science museum
    Jan: 15
    Feb: 25
    Mar: 20
    Apr: 20
    May: 20
    How many more visitors are there for Apr than for Jan?
40. 40.Students who chose each subject
    Maths: 35
    Science: 20
    English: 20
    Hindi: 15
    Art: 10
    Which subject has the most students? (a) Hindi (b) Science (c) Maths (d) Art

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