Data Interpretation Worksheet

Quantitative aptitude lesson 29: Data interpretation · Set 815 · 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: 280
   Science: 120
   English: 160
   Hindi: 160
   Art: 80
   What is the average number of students per subject?
2. 2.Books sold by a shop
   Mon: 200
   Tue: 100
   Wed: 300
   Thu: 250
   Fri: 150
   The number for Fri is what percent of the total?
3. 3.Students who chose each subject
   Maths: 30
   Science: 90
   English: 75
   Hindi: 60
   Art: 45
   Which subject has the most students? (a) English (b) Maths (c) Hindi (d) Science
4. 4.Trees planted by each class
   Class 6: 50
   Class 7: 20
   Class 8: 30
   Class 9: 70
   Class 10: 30
   How many trees are there in all?
5. 5.Visitors to a science museum
   Jan: 100
   Feb: 80
   Mar: 60
   Apr: 80
   May: 80
   How many more visitors are there for Jan than for Feb?
6. 6.Trees planted by each class
   Class 6: 60
   Class 7: 150
   Class 8: 120
   Class 9: 90
   Class 10: 180
   What is the average number of trees per class?
7. 7.Books sold by a shop
   Mon: 20
   Tue: 40
   Wed: 40
   Thu: 30
   Fri: 70
   Which day has the most books? (a) Mon (b) Tue (c) Wed (d) Fri
8. 8.Books sold by a shop
   Mon: 60
   Tue: 80
   Wed: 40
   Thu: 80
   Fri: 140
   How many books are there in all?
9. 9.Students who chose each subject
   Maths: 15
   Science: 10
   English: 15
   Hindi: 35
   Art: 25
   How many students are there in all?
10. 10.Mangoes sold by a fruit seller
    Mon: 120
    Tue: 45
    Wed: 30
    Thu: 45
    Fri: 60
    The number for Tue is what percent of the total?
11. 11.Visitors to a science museum
    Jan: 45
    Feb: 60
    Mar: 60
    Apr: 75
    May: 60
    Which month has the fewest visitors? (a) Apr (b) Jan (c) Feb (d) Mar
12. 12.Visitors to a science museum
    Jan: 80
    Feb: 80
    Mar: 100
    Apr: 60
    May: 80
    What is the difference between the highest and the lowest number of visitors?
13. 13.Mangoes sold by a fruit seller
    Mon: 120
    Tue: 90
    Wed: 150
    Thu: 120
    Fri: 120
    The number for Mon is what percent of the total?
14. 14.Books sold by a shop
    Mon: 30
    Tue: 25
    Wed: 15
    Thu: 25
    Fri: 5
    The number for Fri is what percent of the total?
15. 15.Trees planted by each class
    Class 6: 90
    Class 7: 30
    Class 8: 210
    Class 9: 90
    Class 10: 180
    Which class has the fewest trees? (a) Class 6 (b) Class 10 (c) Class 7 (d) Class 8
16. 16.Mangoes sold by a fruit seller
    Mon: 90
    Tue: 75
    Wed: 60
    Thu: 30
    Fri: 45
    What is the average number of mangoes per day?
17. 17.Visitors to a science museum
    Jan: 90
    Feb: 60
    Mar: 210
    Apr: 150
    May: 90
    What is the average number of visitors per month?
18. 18.Visitors to a science museum
    Jan: 80
    Feb: 20
    Mar: 160
    Apr: 40
    May: 100
    How many more visitors are there for Jan than for Feb?
19. 19.Visitors to a science museum
    Jan: 150
    Feb: 300
    Mar: 100
    Apr: 200
    May: 250
    The number for Apr is what percent of the total?
20. 20.Students who chose each subject
    Maths: 120
    Science: 60
    English: 120
    Hindi: 180
    Art: 120
    The number for English is what percent of the total?
21. 21.Visitors to a science museum
    Jan: 180
    Feb: 120
    Mar: 120
    Apr: 60
    May: 120
    The number for Mar is what percent of the total?
22. 22.Books sold by a shop
    Mon: 75
    Tue: 125
    Wed: 50
    Thu: 100
    Fri: 150
    The number for Wed is what percent of the total?
23. 23.Books sold by a shop
    Mon: 25
    Tue: 20
    Wed: 20
    Thu: 15
    Fri: 20
    Which day has the fewest books? (a) Fri (b) Tue (c) Thu (d) Wed
24. 24.Trees planted by each class
    Class 6: 40
    Class 7: 50
    Class 8: 40
    Class 9: 10
    Class 10: 60
    The number for Class 10 is what percent of the total?
25. 25.Trees planted by each class
    Class 6: 175
    Class 7: 100
    Class 8: 100
    Class 9: 50
    Class 10: 75
    The number for Class 6 is what percent of the total?
26. 26.Mangoes sold by a fruit seller
    Mon: 240
    Tue: 120
    Wed: 80
    Thu: 160
    Fri: 200
    Which day has the most mangoes? (a) Thu (b) Mon (c) Tue (d) Fri
27. 27.Students who chose each subject
    Maths: 100
    Science: 50
    English: 175
    Hindi: 75
    Art: 100
    The number for Science is what percent of the total?
28. 28.Mangoes sold by a fruit seller
    Mon: 300
    Tue: 100
    Wed: 200
    Thu: 250
    Fri: 150
    Which day has the most mangoes? (a) Fri (b) Mon (c) Thu (d) Tue
29. 29.Trees planted by each class
    Class 6: 125
    Class 7: 75
    Class 8: 100
    Class 9: 175
    Class 10: 25
    Which class has the most trees? (a) Class 8 (b) Class 9 (c) Class 10 (d) Class 6
30. 30.Students who chose each subject
    Maths: 60
    Science: 60
    English: 15
    Hindi: 90
    Art: 75
    How many more students are there for Hindi than for Maths?
31. 31.Trees planted by each class
    Class 6: 35
    Class 7: 25
    Class 8: 15
    Class 9: 10
    Class 10: 15
    What is the difference between the highest and the lowest number of trees?
32. 32.Trees planted by each class
    Class 6: 35
    Class 7: 25
    Class 8: 10
    Class 9: 25
    Class 10: 5
    The number for Class 6 is what percent of the total?
33. 33.Trees planted by each class
    Class 6: 160
    Class 7: 200
    Class 8: 80
    Class 9: 120
    Class 10: 240
    How many trees are there in all?
34. 34.Visitors to a science museum
    Jan: 30
    Feb: 5
    Mar: 20
    Apr: 25
    May: 20
    Which month has the fewest visitors? (a) Jan (b) Feb (c) Apr (d) Mar
35. 35.Trees planted by each class
    Class 6: 45
    Class 7: 75
    Class 8: 45
    Class 9: 30
    Class 10: 105
    How many trees are there in all?
36. 36.Books sold by a shop
    Mon: 35
    Tue: 15
    Wed: 5
    Thu: 15
    Fri: 30
    How many books are there in all?
37. 37.Students who chose each subject
    Maths: 10
    Science: 30
    English: 20
    Hindi: 20
    Art: 20
    How many students are there in all?
38. 38.Mangoes sold by a fruit seller
    Mon: 250
    Tue: 100
    Wed: 250
    Thu: 50
    Fri: 350
    What is the average number of mangoes per day?
39. 39.Visitors to a science museum
    Jan: 40
    Feb: 50
    Mar: 40
    Apr: 40
    May: 30
    How many visitors are there in all?
40. 40.Books sold by a shop
    Mon: 80
    Tue: 60
    Wed: 140
    Thu: 100
    Fri: 20
    Which day has the most books? (a) Thu (b) Tue (c) Mon (d) Wed

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