Data Interpretation Worksheet

Quantitative aptitude lesson 29: Data interpretation · Set 915 · 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: 240
   Science: 160
   English: 160
   Hindi: 80
   Art: 160
   How many more students are there for Maths than for Science?
2. 2.Mangoes sold by a fruit seller
   Mon: 70
   Tue: 30
   Wed: 40
   Thu: 20
   Fri: 40
   How many mangoes are there in all?
3. 3.Students who chose each subject
   Maths: 90
   Science: 90
   English: 60
   Hindi: 270
   Art: 90
   What is the average number of students per subject?
4. 4.Trees planted by each class
   Class 6: 75
   Class 7: 60
   Class 8: 60
   Class 9: 60
   Class 10: 45
   What is the average number of trees per class?
5. 5.Mangoes sold by a fruit seller
   Mon: 120
   Tue: 240
   Wed: 60
   Thu: 150
   Fri: 30
   The number for Wed is what percent of the total?
6. 6.Students who chose each subject
   Maths: 35
   Science: 20
   English: 10
   Hindi: 20
   Art: 15
   How many more students are there for Hindi than for English?
7. 7.Books sold by a shop
   Mon: 120
   Tue: 100
   Wed: 40
   Thu: 80
   Fri: 60
   The number for Wed is what percent of the total?
8. 8.Visitors to a science museum
   Jan: 20
   Feb: 15
   Mar: 20
   Apr: 35
   May: 10
   What is the average number of visitors per month?
9. 9.Visitors to a science museum
   Jan: 60
   Feb: 60
   Mar: 45
   Apr: 60
   May: 75
   What is the difference between the highest and the lowest number of visitors?
10. 10.Students who chose each subject
    Maths: 60
    Science: 45
    English: 75
    Hindi: 60
    Art: 60
    Which subject has the most students? (a) Art (b) Maths (c) English (d) Hindi
11. 11.Trees planted by each class
    Class 6: 200
    Class 7: 240
    Class 8: 120
    Class 9: 80
    Class 10: 160
    What is the difference between the highest and the lowest number of trees?
12. 12.Visitors to a science museum
    Jan: 90
    Feb: 150
    Mar: 120
    Apr: 120
    May: 120
    Which month has the most visitors? (a) Jan (b) Mar (c) Apr (d) Feb
13. 13.Visitors to a science museum
    Jan: 250
    Feb: 350
    Mar: 50
    Apr: 250
    May: 100
    What is the difference between the highest and the lowest number of visitors?
14. 14.Students who chose each subject
    Maths: 120
    Science: 80
    English: 60
    Hindi: 40
    Art: 100
    Which subject has the fewest students? (a) Maths (b) Art (c) Hindi (d) Science
15. 15.Students who chose each subject
    Maths: 320
    Science: 80
    English: 40
    Hindi: 80
    Art: 280
    How many more students are there for Science than for English?
16. 16.Visitors to a science museum
    Jan: 160
    Feb: 160
    Mar: 160
    Apr: 240
    May: 80
    How many visitors are there in all?
17. 17.Mangoes sold by a fruit seller
    Mon: 35
    Tue: 15
    Wed: 10
    Thu: 15
    Fri: 25
    How many more mangoes are there for Mon than for Thu?
18. 18.Visitors to a science museum
    Jan: 140
    Feb: 40
    Mar: 60
    Apr: 80
    May: 80
    The number for Jan is what percent of the total?
19. 19.Visitors to a science museum
    Jan: 45
    Feb: 45
    Mar: 60
    Apr: 30
    May: 120
    How many more visitors are there for Mar than for Jan?
20. 20.Visitors to a science museum
    Jan: 90
    Feb: 60
    Mar: 30
    Apr: 75
    May: 45
    How many visitors are there in all?
21. 21.Visitors to a science museum
    Jan: 60
    Feb: 60
    Mar: 45
    Apr: 75
    May: 60
    How many visitors are there in all?
22. 22.Visitors to a science museum
    Jan: 90
    Feb: 45
    Mar: 75
    Apr: 60
    May: 30
    How many more visitors are there for Jan than for Apr?
23. 23.Visitors to a science museum
    Jan: 30
    Feb: 30
    Mar: 70
    Apr: 50
    May: 20
    The number for Feb is what percent of the total?
24. 24.Students who chose each subject
    Maths: 30
    Science: 20
    English: 10
    Hindi: 25
    Art: 15
    What is the difference between the highest and the lowest number of students?
25. 25.Students who chose each subject
    Maths: 60
    Science: 40
    English: 80
    Hindi: 60
    Art: 160
    How many more students are there for Art than for English?
26. 26.Trees planted by each class
    Class 6: 400
    Class 7: 50
    Class 8: 150
    Class 9: 300
    Class 10: 100
    The number for Class 7 is what percent of the total?
27. 27.Mangoes sold by a fruit seller
    Mon: 15
    Tue: 25
    Wed: 10
    Thu: 30
    Fri: 20
    What is the difference between the highest and the lowest number of mangoes?
28. 28.Students who chose each subject
    Maths: 280
    Science: 200
    English: 80
    Hindi: 120
    Art: 120
    The number for Science is what percent of the total?
29. 29.Books sold by a shop
    Mon: 60
    Tue: 100
    Wed: 80
    Thu: 40
    Fri: 120
    What is the average number of books per day?
30. 30.Mangoes sold by a fruit seller
    Mon: 25
    Tue: 30
    Wed: 20
    Thu: 20
    Fri: 5
    The number for Mon is what percent of the total?
31. 31.Students who chose each subject
    Maths: 250
    Science: 350
    English: 50
    Hindi: 100
    Art: 250
    Which subject has the most students? (a) English (b) Science (c) Hindi (d) Art
32. 32.Books sold by a shop
    Mon: 160
    Tue: 60
    Wed: 60
    Thu: 40
    Fri: 80
    The number for Tue is what percent of the total?
33. 33.Trees planted by each class
    Class 6: 100
    Class 7: 200
    Class 8: 300
    Class 9: 350
    Class 10: 50
    Which class has the fewest trees? (a) Class 8 (b) Class 6 (c) Class 10 (d) Class 7
34. 34.Mangoes sold by a fruit seller
    Mon: 200
    Tue: 250
    Wed: 50
    Thu: 300
    Fri: 200
    The number for Wed is what percent of the total?
35. 35.Trees planted by each class
    Class 6: 20
    Class 7: 15
    Class 8: 20
    Class 9: 20
    Class 10: 25
    What is the average number of trees per class?
36. 36.Visitors to a science museum
    Jan: 150
    Feb: 90
    Mar: 180
    Apr: 60
    May: 120
    What is the average number of visitors per month?
37. 37.Books sold by a shop
    Mon: 160
    Tue: 200
    Wed: 160
    Thu: 120
    Fri: 160
    The number for Fri is what percent of the total?
38. 38.Students who chose each subject
    Maths: 90
    Science: 60
    English: 60
    Hindi: 30
    Art: 60
    How many students are there in all?
39. 39.Students who chose each subject
    Maths: 150
    Science: 50
    English: 350
    Hindi: 150
    Art: 300
    The number for Maths is what percent of the total?
40. 40.Trees planted by each class
    Class 6: 350
    Class 7: 150
    Class 8: 250
    Class 9: 150
    Class 10: 100
    How many trees are there in all?

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