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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 441 · 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 27. When one more number is added, the average becomes 29. What number was added?
  2. 2.Marks of 4 friends in a quiz: 49, 29, 40, 46. What is their average mark?
  3. 3.Pooja’s batting average after 6 innings is 21 runs. How many runs must Pooja score in the next innings to raise the average to 26?
  4. 4.The average of 5 numbers is 36. When one more number is added, the average becomes 42. What number was added?
  5. 5.The average weight of 12 children is 32 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.A shop sells an average of 34 kg of sugar a day for 3 days, and then 49 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  7. 7.The average of 8 numbers is 40. When one more number is added, the average becomes 41. What number was added?
  8. 8.A shop sells an average of 76 kg of sugar a day for 4 days, and then 31 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  9. 9.Pooja’s batting average after 12 innings is 22 runs. How many runs must Pooja score in the next innings to raise the average to 23?
  10. 10.The average of 8 numbers is 34. When one more number is added, the average becomes 37. What number was added?
  11. 11.Vivaan’s batting average after 15 innings is 25 runs. How many runs must Vivaan score in the next innings to raise the average to 28?
  12. 12.The average of 6 numbers is 17. When one more number is added, the average becomes 19. What number was added?
  13. 13.A shop sells an average of 59 kg of sugar a day for 4 days, and then 57 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  14. 14.The average weight of 8 children is 28 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.The average weight of 11 children is 46 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.Ishaan’s batting average after 10 innings is 20 runs. How many runs must Ishaan score in the next innings to raise the average to 25?
  17. 17.Karan’s batting average after 11 innings is 20 runs. How many runs must Karan score in the next innings to raise the average to 25?
  18. 18.Pooja’s batting average after 13 innings is 43 runs. How many runs must Pooja score in the next innings to raise the average to 47?
  19. 19.The average weight of 7 children is 39 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.A shop sells an average of 50 kg of sugar a day for 3 days, and then 56 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  21. 21.The average of 6 numbers is 16. When one more number is added, the average becomes 21. What number was added?
  22. 22.A shop sells an average of 22 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)?
  23. 23.Marks of 6 friends in a quiz: 30, 54, 47, 57, 32, 32. What is their average mark?
  24. 24.A shop sells an average of 39 kg of sugar a day for 2 days, and then 51 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  25. 25.A shop sells an average of 58 kg of sugar a day for 2 days, and then 28 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  26. 26.The average weight of 9 children is 42 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.Manav’s batting average after 5 innings is 29 runs. How many runs must Manav score in the next innings to raise the average to 32?
  28. 28.The average weight of 12 children is 30 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average of 7 numbers is 19. When one more number is added, the average becomes 22. What number was added?
  30. 30.Marks of 5 friends in a quiz: 27, 13, 15, 23, 52. What is their average mark?
  31. 31.Kavya’s batting average after 10 innings is 46 runs. How many runs must Kavya score in the next innings to raise the average to 47?
  32. 32.The average of 6 numbers is 47. When one more number is added, the average becomes 52. What number was added?
  33. 33.Ananya’s batting average after 8 innings is 26 runs. How many runs must Ananya score in the next innings to raise the average to 28?
  34. 34.Marks of 4 friends in a quiz: 51, 66, 61, 42. What is their average mark?
  35. 35.Meera’s batting average after 15 innings is 48 runs. How many runs must Meera score in the next innings to raise the average to 49?
  36. 36.Marks of 6 friends in a quiz: 66, 85, 65, 92, 63, 97. What is their average mark?
  37. 37.The average of 4 numbers is 23. When one more number is added, the average becomes 26. What number was added?
  38. 38.Sneha’s batting average after 6 innings is 46 runs. How many runs must Sneha score in the next innings to raise the average to 49?
  39. 39.A shop sells an average of 31 kg of sugar a day for 6 days, and then 41 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  40. 40.The average weight of 10 children is 28 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 37
  2. 41
  3. 56
  4. 72
  5. 31
  6. 40
  7. 49
  8. 61
  9. 35
  10. 61
  11. 73
  12. 31
  13. 58
  14. 26
  15. 45
  16. 75
  17. 80
  18. 99
  19. 38
  20. 53
  21. 51
  22. 46
  23. 42
  24. 47
  25. 38
  26. 41
  27. 47
  28. 27
  29. 43
  30. 26
  31. 57
  32. 82
  33. 44
  34. 55
  35. 64
  36. 78
  37. 38
  38. 67
  39. 36
  40. 26

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