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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 20 · 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 8 numbers is 28. When one more number is added, the average becomes 32. What number was added?
  2. 2.The average weight of 6 children is 33 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  3. 3.Saanvi’s batting average after 5 innings is 21 runs. How many runs must Saanvi score in the next innings to raise the average to 22?
  4. 4.Diya’s batting average after 7 innings is 31 runs. How many runs must Diya score in the next innings to raise the average to 32?
  5. 5.The average of 7 numbers is 25. When one more number is added, the average becomes 27. What number was added?
  6. 6.The average of 4 numbers is 36. When one more number is added, the average becomes 40. What number was added?
  7. 7.A shop sells an average of 28 kg of sugar a day for 3 days, and then 79 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  8. 8.The average of 4 numbers is 55. When one more number is added, the average becomes 60. What number was added?
  9. 9.Priya’s batting average after 13 innings is 26 runs. How many runs must Priya score in the next innings to raise the average to 28?
  10. 10.Marks of 4 friends in a quiz: 29, 50, 43, 34. What is their average mark?
  11. 11.The average of 8 numbers is 17. When one more number is added, the average becomes 22. What number was added?
  12. 12.The average weight of 10 children is 37 kg. One child, who weighs 64 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.The average of 7 numbers is 35. When one more number is added, the average becomes 37. What number was added?
  14. 14.Marks of 4 friends in a quiz: 63, 45, 67, 61. What is their average mark?
  15. 15.The average of 5 numbers is 22. When one more number is added, the average becomes 24. What number was added?
  16. 16.The average of 8 numbers is 45. When one more number is added, the average becomes 50. What number was added?
  17. 17.Marks of 5 friends in a quiz: 57, 44, 63, 47, 34. What is their average mark?
  18. 18.A shop sells an average of 38 kg of sugar a day for 3 days, and then 48 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  19. 19.The average weight of 6 children is 35 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.Ishaan’s batting average after 14 innings is 48 runs. How many runs must Ishaan score in the next innings to raise the average to 52?
  21. 21.The average weight of 6 children is 30 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.The average of 4 numbers is 46. When one more number is added, the average becomes 50. What number was added?
  23. 23.Ishaan’s batting average after 13 innings is 31 runs. How many runs must Ishaan score in the next innings to raise the average to 32?
  24. 24.Ananya’s batting average after 14 innings is 20 runs. How many runs must Ananya score in the next innings to raise the average to 23?
  25. 25.The average weight of 10 children is 29 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.Marks of 6 friends in a quiz: 10, 27, 39, 13, 16, 39. What is their average mark?
  27. 27.The average weight of 12 children is 47 kg. One child, who weighs 80 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.The average of 9 numbers is 52. When one more number is added, the average becomes 57. What number was added?
  29. 29.The average of 4 numbers is 45. When one more number is added, the average becomes 47. What number was added?
  30. 30.A shop sells an average of 23 kg of sugar a day for 5 days, and then 35 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  31. 31.The average weight of 10 children is 31 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  32. 32.Kabir’s batting average after 7 innings is 24 runs. How many runs must Kabir score in the next innings to raise the average to 28?
  33. 33.A shop sells an average of 27 kg of sugar a day for 2 days, and then 67 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  34. 34.Marks of 4 friends in a quiz: 32, 31, 32, 21. What is their average mark?
  35. 35.The average weight of 11 children is 33 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.The average weight of 10 children is 37 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.Ishaan’s batting average after 15 innings is 27 runs. How many runs must Ishaan score in the next innings to raise the average to 29?
  38. 38.The average weight of 10 children is 34 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.The average of 7 numbers is 15. When one more number is added, the average becomes 16. What number was added?
  40. 40.Marks of 6 friends in a quiz: 74, 94, 78, 67, 81, 86. What is their average mark?

Answer key

  1. 64
  2. 32
  3. 27
  4. 39
  5. 41
  6. 56
  7. 62
  8. 80
  9. 54
  10. 39
  11. 62
  12. 34
  13. 51
  14. 59
  15. 34
  16. 90
  17. 49
  18. 42
  19. 32
  20. 108
  21. 27
  22. 66
  23. 45
  24. 65
  25. 28
  26. 24
  27. 44
  28. 102
  29. 55
  30. 29
  31. 30
  32. 56
  33. 57
  34. 29
  35. 32
  36. 35
  37. 59
  38. 33
  39. 23
  40. 80

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