Data Interpretation Worksheet

Quantitative aptitude lesson 29: Data interpretation · Set 146 · 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: 75
   Science: 100
   English: 50
   Hindi: 100
   Art: 175
   The number for Art is what percent of the total?
2. 2.Mangoes sold by a fruit seller
   Mon: 10
   Tue: 30
   Wed: 50
   Thu: 30
   Fri: 80
   How many mangoes are there in all?
3. 3.Books sold by a shop
   Mon: 15
   Tue: 20
   Wed: 20
   Thu: 35
   Fri: 10
   What is the average number of books per day?
4. 4.Students who chose each subject
   Maths: 120
   Science: 100
   English: 80
   Hindi: 40
   Art: 60
   What is the difference between the highest and the lowest number of students?
5. 5.Trees planted by each class
   Class 6: 90
   Class 7: 75
   Class 8: 60
   Class 9: 30
   Class 10: 45
   Which class has the fewest trees? (a) Class 6 (b) Class 9 (c) Class 8 (d) Class 7
6. 6.Books sold by a shop
   Mon: 120
   Tue: 160
   Wed: 160
   Thu: 200
   Fri: 160
   What is the average number of books per day?
7. 7.Trees planted by each class
   Class 6: 210
   Class 7: 150
   Class 8: 60
   Class 9: 90
   Class 10: 90
   What is the difference between the highest and the lowest number of trees?
8. 8.Students who chose each subject
   Maths: 50
   Science: 100
   English: 150
   Hindi: 100
   Art: 100
   How many students are there in all?
9. 9.Trees planted by each class
   Class 6: 125
   Class 7: 150
   Class 8: 125
   Class 9: 75
   Class 10: 25
   How many trees are there in all?
10. 10.Visitors to a science museum
    Jan: 35
    Feb: 15
    Mar: 10
    Apr: 15
    May: 25
    How many visitors are there in all?
11. 11.Visitors to a science museum
    Jan: 30
    Feb: 15
    Mar: 10
    Apr: 25
    May: 20
    The number for Apr is what percent of the total?
12. 12.Visitors to a science museum
    Jan: 30
    Feb: 75
    Mar: 60
    Apr: 90
    May: 45
    What is the average number of visitors per month?
13. 13.Trees planted by each class
    Class 6: 250
    Class 7: 200
    Class 8: 200
    Class 9: 200
    Class 10: 150
    How many more trees are there for Class 8 than for Class 10?
14. 14.Students who chose each subject
    Maths: 30
    Science: 105
    English: 60
    Hindi: 45
    Art: 60
    How many students are there in all?
15. 15.Trees planted by each class
    Class 6: 100
    Class 7: 50
    Class 8: 100
    Class 9: 75
    Class 10: 175
    What is the average number of trees per class?
16. 16.Mangoes sold by a fruit seller
    Mon: 90
    Tue: 60
    Wed: 30
    Thu: 75
    Fri: 45
    How many more mangoes are there for Mon than for Wed?
17. 17.Trees planted by each class
    Class 6: 60
    Class 7: 40
    Class 8: 80
    Class 9: 80
    Class 10: 140
    Which class has the fewest trees? (a) Class 8 (b) Class 10 (c) Class 6 (d) Class 7
18. 18.Books sold by a shop
    Mon: 90
    Tue: 105
    Wed: 45
    Thu: 45
    Fri: 15
    How many books are there in all?
19. 19.Visitors to a science museum
    Jan: 40
    Feb: 20
    Mar: 10
    Apr: 25
    May: 5
    Which month has the fewest visitors? (a) Feb (b) Jan (c) May (d) Apr
20. 20.Books sold by a shop
    Mon: 75
    Tue: 100
    Wed: 150
    Thu: 125
    Fri: 50
    The number for Tue is what percent of the total?
21. 21.Books sold by a shop
    Mon: 70
    Tue: 30
    Wed: 20
    Thu: 40
    Fri: 40
    What is the average number of books per day?
22. 22.Trees planted by each class
    Class 6: 250
    Class 7: 300
    Class 8: 200
    Class 9: 50
    Class 10: 200
    What is the difference between the highest and the lowest number of trees?
23. 23.Students who chose each subject
    Maths: 150
    Science: 125
    English: 75
    Hindi: 50
    Art: 100
    How many students are there in all?
24. 24.Mangoes sold by a fruit seller
    Mon: 120
    Tue: 80
    Wed: 160
    Thu: 200
    Fri: 240
    How many more mangoes are there for Wed than for Mon?
25. 25.Mangoes sold by a fruit seller
    Mon: 160
    Tue: 160
    Wed: 160
    Thu: 200
    Fri: 120
    What is the difference between the highest and the lowest number of mangoes?
26. 26.Students who chose each subject
    Maths: 25
    Science: 30
    English: 15
    Hindi: 20
    Art: 10
    How many students are there in all?
27. 27.Visitors to a science museum
    Jan: 70
    Feb: 20
    Mar: 40
    Apr: 40
    May: 30
    How many more visitors are there for Apr than for May?
28. 28.Books sold by a shop
    Mon: 240
    Tue: 200
    Wed: 120
    Thu: 40
    Fri: 200
    The number for Wed is what percent of the total?
29. 29.Students who chose each subject
    Maths: 160
    Science: 80
    English: 80
    Hindi: 20
    Art: 60
    What is the average number of students per subject?
30. 30.Books sold by a shop
    Mon: 60
    Tue: 75
    Wed: 45
    Thu: 90
    Fri: 30
    What is the difference between the highest and the lowest number of books?
31. 31.Books sold by a shop
    Mon: 160
    Tue: 200
    Wed: 120
    Thu: 160
    Fri: 160
    The number for Tue is what percent of the total?
32. 32.Visitors to a science museum
    Jan: 125
    Feb: 100
    Mar: 100
    Apr: 100
    May: 75
    Which month has the fewest visitors? (a) May (b) Jan (c) Feb (d) Mar
33. 33.Visitors to a science museum
    Jan: 45
    Feb: 75
    Mar: 30
    Apr: 45
    May: 105
    What is the difference between the highest and the lowest number of visitors?
34. 34.Books sold by a shop
    Mon: 120
    Tue: 320
    Wed: 160
    Thu: 40
    Fri: 160
    What is the average number of books per day?
35. 35.Books sold by a shop
    Mon: 20
    Tue: 20
    Wed: 20
    Thu: 10
    Fri: 30
    Which day has the fewest books? (a) Mon (b) Fri (c) Wed (d) Thu
36. 36.Books sold by a shop
    Mon: 150
    Tue: 50
    Wed: 75
    Thu: 100
    Fri: 125
    How many books are there in all?
37. 37.Mangoes sold by a fruit seller
    Mon: 100
    Tue: 180
    Wed: 40
    Thu: 60
    Fri: 20
    Which day has the fewest mangoes? (a) Wed (b) Thu (c) Fri (d) Tue
38. 38.Students who chose each subject
    Maths: 250
    Science: 250
    English: 300
    Hindi: 150
    Art: 50
    What is the difference between the highest and the lowest number of students?
39. 39.Students who chose each subject
    Maths: 30
    Science: 20
    English: 25
    Hindi: 10
    Art: 15
    How many students are there in all?
40. 40.Students who chose each subject
    Maths: 15
    Science: 30
    English: 105
    Hindi: 60
    Art: 90
    The number for Art is what percent of the total?

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