Data Interpretation Worksheet

Quantitative aptitude lesson 29: Data interpretation · Set 823 · 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.Visitors to a science museum
   Jan: 350
   Feb: 100
   Mar: 150
   Apr: 250
   May: 150
   The number for Jan is what percent of the total?
2. 2.Visitors to a science museum
   Jan: 70
   Feb: 40
   Mar: 50
   Apr: 10
   May: 30
   The number for Feb is what percent of the total?
3. 3.Books sold by a shop
   Mon: 160
   Tue: 200
   Wed: 280
   Thu: 120
   Fri: 40
   What is the average number of books per day?
4. 4.Visitors to a science museum
   Jan: 240
   Feb: 120
   Mar: 90
   Apr: 60
   May: 90
   What is the average number of visitors per month?
5. 5.Visitors to a science museum
   Jan: 100
   Feb: 175
   Mar: 75
   Apr: 100
   May: 50
   What is the difference between the highest and the lowest number of visitors?
6. 6.Books sold by a shop
   Mon: 50
   Tue: 175
   Wed: 75
   Thu: 100
   Fri: 100
   How many books are there in all?
7. 7.Trees planted by each class
   Class 6: 70
   Class 7: 10
   Class 8: 50
   Class 9: 40
   Class 10: 30
   How many more trees are there for Class 6 than for Class 8?
8. 8.Books sold by a shop
   Mon: 60
   Tue: 160
   Wed: 60
   Thu: 80
   Fri: 40
   What is the average number of books per day?
9. 9.Mangoes sold by a fruit seller
   Mon: 140
   Tue: 60
   Wed: 40
   Thu: 80
   Fri: 80
   Which day has the most mangoes? (a) Wed (b) Fri (c) Mon (d) Thu
10. 10.Visitors to a science museum
    Jan: 100
    Feb: 100
    Mar: 100
    Apr: 75
    May: 125
    What is the average number of visitors per month?
11. 11.Mangoes sold by a fruit seller
    Mon: 120
    Tue: 60
    Wed: 120
    Thu: 90
    Fri: 210
    How many mangoes are there in all?
12. 12.Students who chose each subject
    Maths: 120
    Science: 150
    English: 180
    Hindi: 90
    Art: 60
    What is the average number of students per subject?
13. 13.Visitors to a science museum
    Jan: 175
    Feb: 100
    Mar: 25
    Apr: 100
    May: 100
    Which month has the fewest visitors? (a) May (b) Mar (c) Jan (d) Feb
14. 14.Visitors to a science museum
    Jan: 240
    Feb: 80
    Mar: 160
    Apr: 160
    May: 160
    How many visitors are there in all?
15. 15.Books sold by a shop
    Mon: 60
    Tue: 40
    Wed: 40
    Thu: 40
    Fri: 20
    The number for Thu is what percent of the total?
16. 16.Books sold by a shop
    Mon: 20
    Tue: 20
    Wed: 20
    Thu: 25
    Fri: 15
    What is the average number of books per day?
17. 17.Mangoes sold by a fruit seller
    Mon: 150
    Tue: 120
    Wed: 60
    Thu: 180
    Fri: 90
    What is the average number of mangoes per day?
18. 18.Mangoes sold by a fruit seller
    Mon: 10
    Tue: 20
    Wed: 30
    Thu: 25
    Fri: 15
    How many mangoes are there in all?
19. 19.Books sold by a shop
    Mon: 75
    Tue: 45
    Wed: 15
    Thu: 120
    Fri: 45
    Which day has the fewest books? (a) Thu (b) Wed (c) Fri (d) Mon
20. 20.Students who chose each subject
    Maths: 25
    Science: 30
    English: 20
    Hindi: 15
    Art: 10
    Which subject has the most students? (a) Science (b) English (c) Hindi (d) Art
21. 21.Students who chose each subject
    Maths: 30
    Science: 40
    English: 40
    Hindi: 50
    Art: 40
    What is the average number of students per subject?
22. 22.Visitors to a science museum
    Jan: 25
    Feb: 15
    Mar: 25
    Apr: 5
    May: 30
    What is the average number of visitors per month?
23. 23.Students who chose each subject
    Maths: 100
    Science: 150
    English: 125
    Hindi: 50
    Art: 75
    What is the average number of students per subject?
24. 24.Trees planted by each class
    Class 6: 150
    Class 7: 125
    Class 8: 75
    Class 9: 25
    Class 10: 125
    Which class has the most trees? (a) Class 8 (b) Class 6 (c) Class 9 (d) Class 10
25. 25.Books sold by a shop
    Mon: 100
    Tue: 125
    Wed: 100
    Thu: 100
    Fri: 75
    Which day has the fewest books? (a) Mon (b) Tue (c) Fri (d) Wed
26. 26.Books sold by a shop
    Mon: 90
    Tue: 45
    Wed: 75
    Thu: 60
    Fri: 30
    How many books are there in all?
27. 27.Trees planted by each class
    Class 6: 350
    Class 7: 200
    Class 8: 150
    Class 9: 200
    Class 10: 100
    Which class has the most trees? (a) Class 6 (b) Class 10 (c) Class 7 (d) Class 9
28. 28.Books sold by a shop
    Mon: 60
    Tue: 100
    Wed: 120
    Thu: 40
    Fri: 80
    Which day has the most books? (a) Tue (b) Wed (c) Mon (d) Fri
29. 29.Students who chose each subject
    Maths: 25
    Science: 15
    English: 20
    Hindi: 30
    Art: 10
    The number for Maths is what percent of the total?
30. 30.Books sold by a shop
    Mon: 200
    Tue: 160
    Wed: 240
    Thu: 40
    Fri: 160
    What is the difference between the highest and the lowest number of books?
31. 31.Trees planted by each class
    Class 6: 40
    Class 7: 80
    Class 8: 120
    Class 9: 80
    Class 10: 80
    How many more trees are there for Class 10 than for Class 6?
32. 32.Visitors to a science museum
    Jan: 80
    Feb: 40
    Mar: 100
    Apr: 60
    May: 120
    How many more visitors are there for May than for Jan?
33. 33.Books sold by a shop
    Mon: 60
    Tue: 40
    Wed: 40
    Thu: 10
    Fri: 50
    How many books are there in all?
34. 34.Trees planted by each class
    Class 6: 200
    Class 7: 100
    Class 8: 300
    Class 9: 200
    Class 10: 200
    What is the difference between the highest and the lowest number of trees?
35. 35.Trees planted by each class
    Class 6: 75
    Class 7: 175
    Class 8: 100
    Class 9: 50
    Class 10: 100
    What is the difference between the highest and the lowest number of trees?
36. 36.Books sold by a shop
    Mon: 200
    Tue: 200
    Wed: 200
    Thu: 300
    Fri: 100
    What is the average number of books per day?
37. 37.Trees planted by each class
    Class 6: 180
    Class 7: 150
    Class 8: 90
    Class 9: 60
    Class 10: 120
    The number for Class 7 is what percent of the total?
38. 38.Trees planted by each class
    Class 6: 250
    Class 7: 300
    Class 8: 200
    Class 9: 200
    Class 10: 50
    The number for Class 10 is what percent of the total?
39. 39.Trees planted by each class
    Class 6: 30
    Class 7: 50
    Class 8: 30
    Class 9: 70
    Class 10: 20
    Which class has the fewest trees? (a) Class 9 (b) Class 7 (c) Class 8 (d) Class 10
40. 40.Trees planted by each class
    Class 6: 75
    Class 7: 30
    Class 8: 45
    Class 9: 45
    Class 10: 105
    Which class has the most trees? (a) Class 7 (b) Class 6 (c) Class 8 (d) Class 10

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