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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 46 · 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.Marks of 4 friends in a quiz: 50, 55, 44, 75. What is their average mark?
  2. 2.The average weight of 8 children is 40 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  3. 3.Vivaan’s batting average after 5 innings is 43 runs. How many runs must Vivaan score in the next innings to raise the average to 48?
  4. 4.Marks of 6 friends in a quiz: 77, 66, 77, 72, 55, 49. What is their average mark?
  5. 5.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)?
  6. 6.The average of 5 numbers is 51. When one more number is added, the average becomes 52. What number was added?
  7. 7.Marks of 6 friends in a quiz: 30, 21, 23, 25, 34, 53. What is their average mark?
  8. 8.A shop sells an average of 73 kg of sugar a day for 3 days, and then 39 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  9. 9.The average weight of 9 children is 45 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.Pooja’s batting average after 5 innings is 31 runs. How many runs must Pooja score in the next innings to raise the average to 33?
  11. 11.Marks of 4 friends in a quiz: 85, 68, 68, 83. What is their average mark?
  12. 12.The average weight of 7 children is 30 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.A shop sells an average of 33 kg of sugar a day for 6 days, and then 23 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  14. 14.Marks of 5 friends in a quiz: 41, 21, 24, 36, 33. What is their average mark?
  15. 15.Marks of 6 friends in a quiz: 47, 47, 22, 22, 29, 49. What is their average mark?
  16. 16.Marks of 5 friends in a quiz: 64, 47, 39, 36, 64. What is their average mark?
  17. 17.The average of 9 numbers is 51. When one more number is added, the average becomes 57. What number was added?
  18. 18.Ananya’s batting average after 12 innings is 42 runs. How many runs must Ananya score in the next innings to raise the average to 43?
  19. 19.Marks of 6 friends in a quiz: 83, 82, 72, 82, 73, 16. What is their average mark?
  20. 20.Arjun’s batting average after 13 innings is 36 runs. How many runs must Arjun score in the next innings to raise the average to 38?
  21. 21.A shop sells an average of 36 kg of sugar a day for 6 days, and then 51 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  22. 22.The average weight of 11 children is 34 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.The average of 5 numbers is 24. When one more number is added, the average becomes 29. What number was added?
  24. 24.Rahul’s batting average after 11 innings is 33 runs. How many runs must Rahul score in the next innings to raise the average to 34?
  25. 25.A shop sells an average of 23 kg of sugar a day for 5 days, and then 34 kg a day for the next 6 days. What is the average sale per day for all 11 days (in kg)?
  26. 26.A shop sells an average of 72 kg of sugar a day for 2 days, and then 23 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  27. 27.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)?
  28. 28.Manav’s batting average after 14 innings is 25 runs. How many runs must Manav score in the next innings to raise the average to 27?
  29. 29.Dev’s batting average after 13 innings is 43 runs. How many runs must Dev score in the next innings to raise the average to 47?
  30. 30.Marks of 4 friends in a quiz: 75, 78, 70, 77. What is their average mark?
  31. 31.The average of 6 numbers is 58. When one more number is added, the average becomes 59. What number was added?
  32. 32.The average of 7 numbers is 49. When one more number is added, the average becomes 55. What number was added?
  33. 33.The average of 5 numbers is 41. When one more number is added, the average becomes 45. What number was added?
  34. 34.Dev’s batting average after 14 innings is 23 runs. How many runs must Dev score in the next innings to raise the average to 26?
  35. 35.Kabir’s batting average after 11 innings is 40 runs. How many runs must Kabir score in the next innings to raise the average to 41?
  36. 36.A shop sells an average of 68 kg of sugar a day for 6 days, and then 53 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  37. 37.The average of 7 numbers is 58. When one more number is added, the average becomes 61. What number was added?
  38. 38.Kavya’s batting average after 12 innings is 22 runs. How many runs must Kavya score in the next innings to raise the average to 23?
  39. 39.Marks of 4 friends in a quiz: 48, 44, 64, 40. What is their average mark?
  40. 40.A shop sells an average of 60 kg of sugar a day for 5 days, and then 71 kg a day for the next 6 days. What is the average sale per day for all 11 days (in kg)?

Answer key

  1. 56
  2. 37
  3. 73
  4. 66
  5. 38
  6. 57
  7. 31
  8. 56
  9. 44
  10. 43
  11. 76
  12. 29
  13. 29
  14. 31
  15. 36
  16. 50
  17. 111
  18. 55
  19. 68
  20. 64
  21. 42
  22. 33
  23. 54
  24. 45
  25. 29
  26. 37
  27. 30
  28. 55
  29. 99
  30. 75
  31. 65
  32. 97
  33. 65
  34. 68
  35. 52
  36. 62
  37. 82
  38. 35
  39. 49
  40. 66

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