Data Interpretation Worksheet

Quantitative aptitude lesson 29: Data interpretation · Set 573 · 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: 25
   Class 7: 5
   Class 8: 30
   Class 9: 25
   Class 10: 15
   What is the average number of trees per class?
2. 2.Students who chose each subject
   Maths: 150
   Science: 100
   English: 250
   Hindi: 200
   Art: 300
   How many students are there in all?
3. 3.Students who chose each subject
   Maths: 60
   Science: 45
   English: 75
   Hindi: 60
   Art: 60
   How many more students are there for Maths than for Science?
4. 4.Trees planted by each class
   Class 6: 300
   Class 7: 200
   Class 8: 250
   Class 9: 50
   Class 10: 200
   How many more trees are there for Class 6 than for Class 9?
5. 5.Trees planted by each class
   Class 6: 90
   Class 7: 60
   Class 8: 60
   Class 9: 30
   Class 10: 60
   The number for Class 10 is what percent of the total?
6. 6.Students who chose each subject
   Maths: 90
   Science: 30
   English: 210
   Hindi: 120
   Art: 150
   What is the difference between the highest and the lowest number of students?
7. 7.Trees planted by each class
   Class 6: 75
   Class 7: 60
   Class 8: 30
   Class 9: 90
   Class 10: 45
   How many more trees are there for Class 6 than for Class 10?
8. 8.Mangoes sold by a fruit seller
   Mon: 225
   Tue: 50
   Wed: 100
   Thu: 25
   Fri: 100
   How many more mangoes are there for Mon than for Fri?
9. 9.Visitors to a science museum
   Jan: 45
   Feb: 60
   Mar: 45
   Apr: 120
   May: 30
   The number for Apr is what percent of the total?
10. 10.Books sold by a shop
    Mon: 100
    Tue: 60
    Wed: 40
    Thu: 80
    Fri: 120
    How many more books are there for Mon than for Tue?
11. 11.Students who chose each subject
    Maths: 20
    Science: 20
    English: 20
    Hindi: 25
    Art: 15
    What is the difference between the highest and the lowest number of students?
12. 12.Visitors to a science museum
    Jan: 100
    Feb: 100
    Mar: 100
    Apr: 125
    May: 75
    Which month has the fewest visitors? (a) Apr (b) Jan (c) Feb (d) May
13. 13.Mangoes sold by a fruit seller
    Mon: 90
    Tue: 180
    Wed: 150
    Thu: 120
    Fri: 60
    Which day has the most mangoes? (a) Thu (b) Mon (c) Tue (d) Wed
14. 14.Books sold by a shop
    Mon: 120
    Tue: 120
    Wed: 120
    Thu: 80
    Fri: 360
    Which day has the fewest books? (a) Tue (b) Thu (c) Mon (d) Fri
15. 15.Books sold by a shop
    Mon: 25
    Tue: 20
    Wed: 20
    Thu: 15
    Fri: 20
    Which day has the most books? (a) Thu (b) Mon (c) Fri (d) Wed
16. 16.Books sold by a shop
    Mon: 120
    Tue: 160
    Wed: 160
    Thu: 160
    Fri: 200
    How many books are there in all?
17. 17.Visitors to a science museum
    Jan: 120
    Feb: 90
    Mar: 150
    Apr: 120
    May: 120
    The number for Mar is what percent of the total?
18. 18.Students who chose each subject
    Maths: 200
    Science: 300
    English: 100
    Hindi: 250
    Art: 150
    Which subject has the fewest students? (a) Art (b) Science (c) English (d) Maths
19. 19.Trees planted by each class
    Class 6: 350
    Class 7: 150
    Class 8: 50
    Class 9: 200
    Class 10: 250
    Which class has the most trees? (a) Class 6 (b) Class 7 (c) Class 9 (d) Class 10
20. 20.Trees planted by each class
    Class 6: 75
    Class 7: 75
    Class 8: 125
    Class 9: 25
    Class 10: 200
    What is the average number of trees per class?
21. 21.Trees planted by each class
    Class 6: 60
    Class 7: 75
    Class 8: 90
    Class 9: 30
    Class 10: 45
    How many trees are there in all?
22. 22.Students who chose each subject
    Maths: 80
    Science: 30
    English: 50
    Hindi: 30
    Art: 10
    How many students are there in all?
23. 23.Visitors to a science museum
    Jan: 210
    Feb: 90
    Mar: 90
    Apr: 60
    May: 150
    How many visitors are there in all?
24. 24.Mangoes sold by a fruit seller
    Mon: 210
    Tue: 120
    Wed: 90
    Thu: 120
    Fri: 60
    What is the average number of mangoes per day?
25. 25.Books sold by a shop
    Mon: 80
    Tue: 100
    Wed: 60
    Thu: 80
    Fri: 80
    What is the difference between the highest and the lowest number of books?
26. 26.Books sold by a shop
    Mon: 200
    Tue: 125
    Wed: 100
    Thu: 25
    Fri: 50
    The number for Thu is what percent of the total?
27. 27.Books sold by a shop
    Mon: 100
    Tue: 80
    Wed: 40
    Thu: 120
    Fri: 60
    What is the average number of books per day?
28. 28.Visitors to a science museum
    Jan: 250
    Feb: 150
    Mar: 200
    Apr: 100
    May: 300
    How many visitors are there in all?
29. 29.Books sold by a shop
    Mon: 250
    Tue: 200
    Wed: 150
    Thu: 200
    Fri: 200
    How many books are there in all?
30. 30.Books sold by a shop
    Mon: 75
    Tue: 60
    Wed: 15
    Thu: 90
    Fri: 60
    What is the average number of books per day?
31. 31.Trees planted by each class
    Class 6: 320
    Class 7: 200
    Class 8: 40
    Class 9: 80
    Class 10: 160
    What is the average number of trees per class?
32. 32.Students who chose each subject
    Maths: 20
    Science: 20
    English: 20
    Hindi: 25
    Art: 15
    Which subject has the fewest students? (a) Hindi (b) Science (c) Art (d) Maths
33. 33.Books sold by a shop
    Mon: 60
    Tue: 60
    Wed: 75
    Thu: 60
    Fri: 45
    How many books are there in all?
34. 34.Books sold by a shop
    Mon: 150
    Tue: 450
    Wed: 150
    Thu: 150
    Fri: 100
    Which day has the most books? (a) Mon (b) Thu (c) Fri (d) Tue
35. 35.Mangoes sold by a fruit seller
    Mon: 300
    Tue: 200
    Wed: 250
    Thu: 50
    Fri: 200
    Which day has the fewest mangoes? (a) Wed (b) Thu (c) Tue (d) Fri
36. 36.Books sold by a shop
    Mon: 40
    Tue: 30
    Wed: 40
    Thu: 20
    Fri: 70
    The number for Tue is what percent of the total?
37. 37.Books sold by a shop
    Mon: 30
    Tue: 10
    Wed: 20
    Thu: 15
    Fri: 25
    How many more books are there for Mon than for Tue?
38. 38.Trees planted by each class
    Class 6: 200
    Class 7: 300
    Class 8: 150
    Class 9: 250
    Class 10: 100
    What is the average number of trees per class?
39. 39.Students who chose each subject
    Maths: 60
    Science: 20
    English: 40
    Hindi: 30
    Art: 50
    The number for Art is what percent of the total?
40. 40.Trees planted by each class
    Class 6: 70
    Class 7: 40
    Class 8: 20
    Class 9: 40
    Class 10: 30
    What is the average number of trees per class?

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