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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 59 · 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.Isha’s batting average after 8 innings is 44 runs. How many runs must Isha score in the next innings to raise the average to 49?
  2. 2.A shop sells an average of 69 kg of sugar a day for 2 days, and then 34 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  3. 3.The average of 5 numbers is 53. When one more number is added, the average becomes 54. What number was added?
  4. 4.The average weight of 10 children is 36 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  5. 5.Dev’s batting average after 7 innings is 26 runs. How many runs must Dev score in the next innings to raise the average to 28?
  6. 6.Marks of 5 friends in a quiz: 28, 43, 46, 33, 50. What is their average mark?
  7. 7.The average weight of 8 children is 32 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  8. 8.A shop sells an average of 72 kg of sugar a day for 2 days, and then 70 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  9. 9.Marks of 6 friends in a quiz: 46, 37, 45, 53, 57, 62. What is their average mark?
  10. 10.Marks of 5 friends in a quiz: 32, 23, 24, 23, 73. What is their average mark?
  11. 11.Marks of 4 friends in a quiz: 10, 11, 21, 38. What is their average mark?
  12. 12.The average of 5 numbers is 24. When one more number is added, the average becomes 29. What number was added?
  13. 13.The average weight of 6 children is 31 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.Pooja’s batting average after 15 innings is 29 runs. How many runs must Pooja score in the next innings to raise the average to 34?
  15. 15.The average weight of 11 children is 43 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.Manav’s batting average after 7 innings is 26 runs. How many runs must Manav score in the next innings to raise the average to 27?
  17. 17.The average of 6 numbers is 56. When one more number is added, the average becomes 58. What number was added?
  18. 18.Marks of 4 friends in a quiz: 49, 51, 52, 24. What is their average mark?
  19. 19.The average weight of 10 children is 44 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.A shop sells an average of 38 kg of sugar a day for 4 days, and then 60 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  21. 21.A shop sells an average of 35 kg of sugar a day for 2 days, and then 59 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  22. 22.Farhan’s batting average after 5 innings is 37 runs. How many runs must Farhan score in the next innings to raise the average to 41?
  23. 23.Marks of 4 friends in a quiz: 41, 37, 57, 69. What is their average mark?
  24. 24.The average of 8 numbers is 34. When one more number is added, the average becomes 38. What number was added?
  25. 25.A shop sells an average of 42 kg of sugar a day for 2 days, and then 32 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  26. 26.Marks of 6 friends in a quiz: 63, 70, 51, 52, 67, 81. What is their average mark?
  27. 27.The average of 5 numbers is 21. When one more number is added, the average becomes 23. What number was added?
  28. 28.The average of 4 numbers is 46. When one more number is added, the average becomes 49. What number was added?
  29. 29.Marks of 5 friends in a quiz: 69, 84, 81, 69, 82. What is their average mark?
  30. 30.Isha’s batting average after 12 innings is 28 runs. How many runs must Isha score in the next innings to raise the average to 32?
  31. 31.Marks of 6 friends in a quiz: 80, 96, 79, 97, 91, 55. What is their average mark?
  32. 32.A shop sells an average of 42 kg of sugar a day for 6 days, and then 70 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  33. 33.Aditya’s batting average after 13 innings is 21 runs. How many runs must Aditya score in the next innings to raise the average to 23?
  34. 34.Rohan’s batting average after 12 innings is 49 runs. How many runs must Rohan score in the next innings to raise the average to 54?
  35. 35.The average weight of 5 children is 31 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.Marks of 4 friends in a quiz: 76, 101, 97, 82. What is their average mark?
  37. 37.The average weight of 12 children is 32 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.Aditya’s batting average after 13 innings is 23 runs. How many runs must Aditya score in the next innings to raise the average to 25?
  39. 39.Marks of 5 friends in a quiz: 46, 60, 61, 45, 63. What is their average mark?
  40. 40.Ananya’s batting average after 6 innings is 25 runs. How many runs must Ananya score in the next innings to raise the average to 28?

Answer key

  1. 89
  2. 48
  3. 59
  4. 34
  5. 42
  6. 40
  7. 30
  8. 71
  9. 50
  10. 35
  11. 20
  12. 54
  13. 30
  14. 109
  15. 41
  16. 34
  17. 70
  18. 44
  19. 43
  20. 49
  21. 47
  22. 61
  23. 51
  24. 70
  25. 36
  26. 64
  27. 33
  28. 61
  29. 77
  30. 80
  31. 83
  32. 49
  33. 49
  34. 114
  35. 30
  36. 89
  37. 30
  38. 51
  39. 55
  40. 46

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