Data Interpretation Worksheet

Quantitative aptitude lesson 29: Data interpretation · Set 801 · 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.Trees planted by each class
   Class 6: 200
   Class 7: 250
   Class 8: 300
   Class 9: 100
   Class 10: 150
   What is the average number of trees per class?
2. 2.Books sold by a shop
   Mon: 40
   Tue: 50
   Wed: 20
   Thu: 30
   Fri: 60
   The number for Tue is what percent of the total?
3. 3.Books sold by a shop
   Mon: 120
   Tue: 100
   Wed: 80
   Thu: 60
   Fri: 40
   How many more books are there for Thu than for Fri?
4. 4.Students who chose each subject
   Maths: 80
   Science: 80
   English: 60
   Hindi: 100
   Art: 80
   How many students are there in all?
5. 5.Books sold by a shop
   Mon: 60
   Tue: 45
   Wed: 105
   Thu: 60
   Fri: 30
   Which day has the most books? (a) Tue (b) Mon (c) Wed (d) Thu
6. 6.Students who chose each subject
   Maths: 210
   Science: 120
   English: 150
   Hindi: 30
   Art: 90
   What is the difference between the highest and the lowest number of students?
7. 7.Students who chose each subject
   Maths: 90
   Science: 60
   English: 210
   Hindi: 150
   Art: 90
   How many students are there in all?
8. 8.Trees planted by each class
   Class 6: 25
   Class 7: 15
   Class 8: 20
   Class 9: 20
   Class 10: 20
   Which class has the most trees? (a) Class 10 (b) Class 9 (c) Class 7 (d) Class 6
9. 9.Books sold by a shop
   Mon: 150
   Tue: 90
   Wed: 120
   Thu: 120
   Fri: 120
   The number for Fri is what percent of the total?
10. 10.Trees planted by each class
    Class 6: 10
    Class 7: 30
    Class 8: 50
    Class 9: 70
    Class 10: 40
    How many more trees are there for Class 7 than for Class 6?
11. 11.Visitors to a science museum
    Jan: 250
    Feb: 100
    Mar: 200
    Apr: 150
    May: 300
    How many more visitors are there for Jan than for Feb?
12. 12.Students who chose each subject
    Maths: 30
    Science: 70
    English: 40
    Hindi: 40
    Art: 20
    Which subject has the fewest students? (a) Art (b) English (c) Science (d) Maths
13. 13.Books sold by a shop
    Mon: 200
    Tue: 200
    Wed: 150
    Thu: 200
    Fri: 250
    How many books are there in all?
14. 14.Visitors to a science museum
    Jan: 180
    Feb: 120
    Mar: 90
    Apr: 150
    May: 60
    What is the average number of visitors per month?
15. 15.Students who chose each subject
    Maths: 360
    Science: 80
    English: 40
    Hindi: 200
    Art: 120
    How many students are there in all?
16. 16.Students who chose each subject
    Maths: 150
    Science: 125
    English: 25
    Hindi: 75
    Art: 125
    What is the difference between the highest and the lowest number of students?
17. 17.Visitors to a science museum
    Jan: 100
    Feb: 300
    Mar: 200
    Apr: 200
    May: 200
    What is the difference between the highest and the lowest number of visitors?
18. 18.Students who chose each subject
    Maths: 25
    Science: 30
    English: 20
    Hindi: 10
    Art: 15
    The number for Science is what percent of the total?
19. 19.Books sold by a shop
    Mon: 50
    Tue: 150
    Wed: 100
    Thu: 100
    Fri: 100
    The number for Thu is what percent of the total?
20. 20.Trees planted by each class
    Class 6: 180
    Class 7: 120
    Class 8: 30
    Class 9: 150
    Class 10: 120
    How many trees are there in all?
21. 21.Students who chose each subject
    Maths: 25
    Science: 150
    English: 125
    Hindi: 125
    Art: 75
    How many students are there in all?
22. 22.Trees planted by each class
    Class 6: 150
    Class 7: 100
    Class 8: 75
    Class 9: 50
    Class 10: 125
    What is the average number of trees per class?
23. 23.Trees planted by each class
    Class 6: 200
    Class 7: 75
    Class 8: 100
    Class 9: 75
    Class 10: 50
    How many more trees are there for Class 8 than for Class 10?
24. 24.Students who chose each subject
    Maths: 80
    Science: 240
    English: 120
    Hindi: 200
    Art: 160
    Which subject has the most students? (a) Maths (b) Science (c) Art (d) Hindi
25. 25.Trees planted by each class
    Class 6: 20
    Class 7: 20
    Class 8: 25
    Class 9: 20
    Class 10: 15
    What is the difference between the highest and the lowest number of trees?
26. 26.Students who chose each subject
    Maths: 30
    Science: 5
    English: 20
    Hindi: 25
    Art: 20
    How many more students are there for Maths than for English?
27. 27.Trees planted by each class
    Class 6: 25
    Class 7: 15
    Class 8: 30
    Class 9: 10
    Class 10: 20
    The number for Class 7 is what percent of the total?
28. 28.Students who chose each subject
    Maths: 125
    Science: 150
    English: 100
    Hindi: 100
    Art: 25
    How many more students are there for Science than for Maths?
29. 29.Trees planted by each class
    Class 6: 20
    Class 7: 15
    Class 8: 25
    Class 9: 20
    Class 10: 20
    What is the difference between the highest and the lowest number of trees?
30. 30.Books sold by a shop
    Mon: 150
    Tue: 180
    Wed: 120
    Thu: 30
    Fri: 120
    How many books are there in all?
31. 31.Mangoes sold by a fruit seller
    Mon: 75
    Tue: 100
    Wed: 125
    Thu: 100
    Fri: 100
    What is the average number of mangoes per day?
32. 32.Books sold by a shop
    Mon: 100
    Tue: 100
    Wed: 25
    Thu: 125
    Fri: 150
    What is the average number of books per day?
33. 33.Students who chose each subject
    Maths: 75
    Science: 100
    English: 125
    Hindi: 100
    Art: 100
    What is the difference between the highest and the lowest number of students?
34. 34.Students who chose each subject
    Maths: 75
    Science: 30
    English: 75
    Hindi: 15
    Art: 105
    How many more students are there for Science than for Hindi?
35. 35.Books sold by a shop
    Mon: 40
    Tue: 70
    Wed: 30
    Thu: 20
    Fri: 40
    Which day has the fewest books? (a) Wed (b) Thu (c) Fri (d) Mon
36. 36.Visitors to a science museum
    Jan: 300
    Feb: 200
    Mar: 100
    Apr: 150
    May: 250
    Which month has the fewest visitors? (a) Apr (b) Mar (c) Feb (d) Jan
37. 37.Books sold by a shop
    Mon: 25
    Tue: 10
    Wed: 20
    Thu: 30
    Fri: 15
    How many more books are there for Thu than for Tue?
38. 38.Students who chose each subject
    Maths: 200
    Science: 120
    English: 160
    Hindi: 80
    Art: 240
    What is the average number of students per subject?
39. 39.Mangoes sold by a fruit seller
    Mon: 200
    Tue: 100
    Wed: 125
    Thu: 50
    Fri: 25
    How many more mangoes are there for Wed than for Thu?
40. 40.Books sold by a shop
    Mon: 90
    Tue: 150
    Wed: 270
    Thu: 60
    Fri: 30
    How many more books are there for Tue than for Fri?

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