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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 137 · 40 questions
TalentJR

The method (Think in totals): Average = total ÷ how many; total = average × how many. A number added or removed: compare the new total with the old total. Two groups together: add the two totals, then divide by everyone.

NameDateTime takenScore ___ / 40
  1. 1.The average of 4 numbers is 52. When one more number is added, the average becomes 55. What number was added?
  2. 2.Kavya’s batting average after 14 innings is 43 runs. How many runs must Kavya score in the next innings to raise the average to 44?
  3. 3.A shop sells an average of 44 kg of sugar a day for 4 days, and then 22 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  4. 4.Aarav’s batting average after 6 innings is 34 runs. How many runs must Aarav score in the next innings to raise the average to 35?
  5. 5.Marks of 6 friends in a quiz: 20, 35, 36, 34, 22, 21. What is their average mark?
  6. 6.The average weight of 8 children is 42 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.Priya’s batting average after 8 innings is 50 runs. How many runs must Priya score in the next innings to raise the average to 53?
  8. 8.Arjun’s batting average after 15 innings is 28 runs. How many runs must Arjun score in the next innings to raise the average to 32?
  9. 9.Marks of 6 friends in a quiz: 17, 26, 33, 25, 41, 14. What is their average mark?
  10. 10.The average weight of 10 children is 42 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.Marks of 5 friends in a quiz: 44, 33, 16, 39, 23. What is their average mark?
  12. 12.The average weight of 11 children is 32 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.Priya’s batting average after 6 innings is 32 runs. How many runs must Priya score in the next innings to raise the average to 35?
  14. 14.Zoya’s batting average after 10 innings is 40 runs. How many runs must Zoya score in the next innings to raise the average to 42?
  15. 15.The average weight of 7 children is 37 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.Manav’s batting average after 5 innings is 20 runs. How many runs must Manav score in the next innings to raise the average to 24?
  17. 17.The average of 7 numbers is 26. When one more number is added, the average becomes 32. What number was added?
  18. 18.The average weight of 6 children is 40 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.A shop sells an average of 31 kg of sugar a day for 4 days, and then 45 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  20. 20.A shop sells an average of 30 kg of sugar a day for 2 days, and then 26 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  21. 21.The average weight of 6 children is 33 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.A shop sells an average of 48 kg of sugar a day for 5 days, and then 74 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  23. 23.Aarav’s batting average after 6 innings is 36 runs. How many runs must Aarav score in the next innings to raise the average to 40?
  24. 24.The average of 4 numbers is 60. When one more number is added, the average becomes 63. What number was added?
  25. 25.Rahul’s batting average after 10 innings is 38 runs. How many runs must Rahul score in the next innings to raise the average to 43?
  26. 26.Marks of 5 friends in a quiz: 41, 29, 19, 44, 12. What is their average mark?
  27. 27.Zoya’s batting average after 14 innings is 22 runs. How many runs must Zoya score in the next innings to raise the average to 25?
  28. 28.The average weight of 8 children is 45 kg. One child, who weighs 66 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average weight of 5 children is 30 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.Marks of 4 friends in a quiz: 70, 52, 71, 43. What is their average mark?
  31. 31.The average weight of 6 children is 39 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  32. 32.A shop sells an average of 42 kg of sugar a day for 6 days, and then 24 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  33. 33.Marks of 6 friends in a quiz: 47, 21, 26, 26, 30, 54. What is their average mark?
  34. 34.Ananya’s batting average after 6 innings is 28 runs. How many runs must Ananya score in the next innings to raise the average to 33?
  35. 35.Marks of 5 friends in a quiz: 36, 47, 47, 22, 8. What is their average mark?
  36. 36.Farhan’s batting average after 14 innings is 26 runs. How many runs must Farhan score in the next innings to raise the average to 30?
  37. 37.The average of 5 numbers is 57. When one more number is added, the average becomes 63. What number was added?
  38. 38.A shop sells an average of 77 kg of sugar a day for 2 days, and then 80 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  39. 39.Marks of 6 friends in a quiz: 90, 83, 81, 84, 76, 84. What is their average mark?
  40. 40.Marks of 5 friends in a quiz: 53, 37, 28, 33, 44. What is their average mark?

Answer key

  1. 67
  2. 58
  3. 33
  4. 41
  5. 28
  6. 41
  7. 77
  8. 92
  9. 26
  10. 40
  11. 31
  12. 30
  13. 53
  14. 62
  15. 35
  16. 44
  17. 74
  18. 38
  19. 37
  20. 28
  21. 32
  22. 61
  23. 64
  24. 75
  25. 93
  26. 29
  27. 67
  28. 42
  29. 27
  30. 59
  31. 38
  32. 36
  33. 34
  34. 63
  35. 32
  36. 86
  37. 93
  38. 79
  39. 83
  40. 39

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