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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 8 · 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 6 friends in a quiz: 68, 55, 59, 48, 56, 56. What is their average mark?
  2. 2.Marks of 5 friends in a quiz: 57, 37, 49, 37, 40. What is their average mark?
  3. 3.Manav’s batting average after 13 innings is 31 runs. How many runs must Manav score in the next innings to raise the average to 34?
  4. 4.The average weight of 11 children is 46 kg. One child, who weighs 66 kg, leaves the group. What is the new average weight (in kg)?
  5. 5.The average weight of 5 children is 36 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.Marks of 5 friends in a quiz: 62, 77, 72, 77, 47. What is their average mark?
  7. 7.Pooja’s batting average after 6 innings is 29 runs. How many runs must Pooja score in the next innings to raise the average to 30?
  8. 8.A shop sells an average of 56 kg of sugar a day for 2 days, and then 21 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  9. 9.Marks of 6 friends in a quiz: 40, 57, 35, 52, 57, 17. What is their average mark?
  10. 10.Karan’s batting average after 14 innings is 30 runs. How many runs must Karan score in the next innings to raise the average to 32?
  11. 11.Pooja’s batting average after 11 innings is 46 runs. How many runs must Pooja score in the next innings to raise the average to 49?
  12. 12.The average of 8 numbers is 33. When one more number is added, the average becomes 36. What number was added?
  13. 13.A shop sells an average of 47 kg of sugar a day for 2 days, and then 50 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  14. 14.Isha’s batting average after 9 innings is 24 runs. How many runs must Isha score in the next innings to raise the average to 27?
  15. 15.Marks of 5 friends in a quiz: 7, 31, 28, 8, 36. What is their average mark?
  16. 16.Saanvi’s batting average after 11 innings is 28 runs. How many runs must Saanvi score in the next innings to raise the average to 29?
  17. 17.A shop sells an average of 73 kg of sugar a day for 6 days, and then 37 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  18. 18.A shop sells an average of 78 kg of sugar a day for 4 days, and then 69 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  19. 19.Marks of 4 friends in a quiz: 95, 90, 71, 88. What is their average mark?
  20. 20.The average weight of 6 children is 29 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.Sneha’s batting average after 12 innings is 20 runs. How many runs must Sneha score in the next innings to raise the average to 24?
  22. 22.The average of 6 numbers is 26. When one more number is added, the average becomes 30. What number was added?
  23. 23.Marks of 5 friends in a quiz: 40, 42, 40, 41, 12. What is their average mark?
  24. 24.A shop sells an average of 54 kg of sugar a day for 5 days, and then 46 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  25. 25.The average of 8 numbers is 44. When one more number is added, the average becomes 49. What number was added?
  26. 26.A shop sells an average of 50 kg of sugar a day for 4 days, and then 76 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  27. 27.The average of 7 numbers is 21. When one more number is added, the average becomes 26. What number was added?
  28. 28.The average weight of 12 children is 45 kg. One child, who weighs 78 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average of 4 numbers is 24. When one more number is added, the average becomes 29. What number was added?
  30. 30.A shop sells an average of 29 kg of sugar a day for 3 days, and then 71 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  31. 31.Marks of 4 friends in a quiz: 33, 43, 42, 18. What is their average mark?
  32. 32.Arjun’s batting average after 5 innings is 49 runs. How many runs must Arjun score in the next innings to raise the average to 53?
  33. 33.The average of 9 numbers is 35. When one more number is added, the average becomes 39. What number was added?
  34. 34.Meera’s batting average after 10 innings is 28 runs. How many runs must Meera score in the next innings to raise the average to 33?
  35. 35.Rahul’s batting average after 15 innings is 49 runs. How many runs must Rahul score in the next innings to raise the average to 53?
  36. 36.Marks of 6 friends in a quiz: 25, 46, 24, 32, 38, 69. What is their average mark?
  37. 37.Saanvi’s batting average after 14 innings is 22 runs. How many runs must Saanvi score in the next innings to raise the average to 25?
  38. 38.The average of 5 numbers is 52. When one more number is added, the average becomes 54. What number was added?
  39. 39.The average of 6 numbers is 21. When one more number is added, the average becomes 23. What number was added?
  40. 40.A shop sells an average of 72 kg of sugar a day for 6 days, and then 68 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?

Answer key

  1. 57
  2. 44
  3. 73
  4. 44
  5. 35
  6. 67
  7. 36
  8. 31
  9. 43
  10. 60
  11. 82
  12. 60
  13. 49
  14. 54
  15. 22
  16. 40
  17. 55
  18. 75
  19. 86
  20. 27
  21. 72
  22. 54
  23. 35
  24. 50
  25. 89
  26. 63
  27. 61
  28. 42
  29. 49
  30. 53
  31. 34
  32. 73
  33. 75
  34. 83
  35. 113
  36. 39
  37. 67
  38. 64
  39. 35
  40. 70

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