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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 3 · 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.Kavya’s batting average after 5 innings is 41 runs. How many runs must Kavya score in the next innings to raise the average to 44?
  2. 2.Marks of 4 friends in a quiz: 36, 41, 41, 34. What is their average mark?
  3. 3.The average of 4 numbers is 30. When one more number is added, the average becomes 36. What number was added?
  4. 4.Marks of 4 friends in a quiz: 35, 15, 43, 27. What is their average mark?
  5. 5.A shop sells an average of 66 kg of sugar a day for 2 days, and then 76 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  6. 6.Dev’s batting average after 9 innings is 25 runs. How many runs must Dev score in the next innings to raise the average to 27?
  7. 7.Marks of 5 friends in a quiz: 82, 74, 101, 95, 88. What is their average mark?
  8. 8.Priya’s batting average after 5 innings is 31 runs. How many runs must Priya score in the next innings to raise the average to 32?
  9. 9.Marks of 5 friends in a quiz: 75, 56, 62, 52, 55. What is their average mark?
  10. 10.Marks of 5 friends in a quiz: 56, 51, 61, 72, 65. What is their average mark?
  11. 11.The average of 5 numbers is 18. When one more number is added, the average becomes 23. What number was added?
  12. 12.The average weight of 8 children is 28 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.The average of 9 numbers is 30. When one more number is added, the average becomes 33. What number was added?
  14. 14.The average of 8 numbers is 16. When one more number is added, the average becomes 21. What number was added?
  15. 15.Marks of 5 friends in a quiz: 49, 36, 44, 50, 36. What is their average mark?
  16. 16.A shop sells an average of 49 kg of sugar a day for 2 days, and then 65 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  17. 17.A shop sells an average of 29 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)?
  18. 18.The average of 4 numbers is 27. When one more number is added, the average becomes 31. What number was added?
  19. 19.The average weight of 12 children is 46 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.The average weight of 11 children is 28 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.Pooja’s batting average after 15 innings is 37 runs. How many runs must Pooja score in the next innings to raise the average to 42?
  22. 22.A shop sells an average of 68 kg of sugar a day for 6 days, and then 38 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  23. 23.Marks of 4 friends in a quiz: 31, 13, 23, 29. What is their average mark?
  24. 24.Ananya’s batting average after 7 innings is 23 runs. How many runs must Ananya score in the next innings to raise the average to 26?
  25. 25.The average weight of 9 children is 32 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.Marks of 5 friends in a quiz: 64, 67, 84, 85, 70. What is their average mark?
  27. 27.A shop sells an average of 63 kg of sugar a day for 6 days, and then 67 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  28. 28.Marks of 4 friends in a quiz: 59, 68, 61, 84. What is their average mark?
  29. 29.A shop sells an average of 34 kg of sugar a day for 6 days, and then 58 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  30. 30.Marks of 6 friends in a quiz: 48, 54, 52, 35, 55, 32. What is their average mark?
  31. 31.The average of 9 numbers is 56. When one more number is added, the average becomes 57. What number was added?
  32. 32.Rahul’s batting average after 7 innings is 33 runs. How many runs must Rahul score in the next innings to raise the average to 34?
  33. 33.Marks of 5 friends in a quiz: 20, 39, 38, 17, 36. What is their average mark?
  34. 34.Tara’s batting average after 6 innings is 26 runs. How many runs must Tara score in the next innings to raise the average to 29?
  35. 35.Dev’s batting average after 11 innings is 21 runs. How many runs must Dev score in the next innings to raise the average to 24?
  36. 36.Marks of 4 friends in a quiz: 44, 53, 46, 65. What is their average mark?
  37. 37.Marks of 4 friends in a quiz: 26, 24, 27, 47. What is their average mark?
  38. 38.Marks of 4 friends in a quiz: 54, 68, 52, 50. What is their average mark?
  39. 39.The average of 9 numbers is 40. When one more number is added, the average becomes 45. What number was added?
  40. 40.The average weight of 7 children is 44 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 59
  2. 38
  3. 60
  4. 30
  5. 71
  6. 45
  7. 88
  8. 37
  9. 60
  10. 61
  11. 48
  12. 27
  13. 60
  14. 61
  15. 43
  16. 61
  17. 63
  18. 47
  19. 45
  20. 26
  21. 117
  22. 56
  23. 24
  24. 47
  25. 31
  26. 74
  27. 64
  28. 68
  29. 42
  30. 46
  31. 66
  32. 41
  33. 30
  34. 47
  35. 57
  36. 52
  37. 31
  38. 56
  39. 90
  40. 41

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