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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 92 · 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.A shop sells an average of 41 kg of sugar a day for 6 days, and then 21 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  2. 2.Marks of 4 friends in a quiz: 60, 76, 83, 57. What is their average mark?
  3. 3.Sneha’s batting average after 15 innings is 33 runs. How many runs must Sneha score in the next innings to raise the average to 34?
  4. 4.Meera’s batting average after 7 innings is 29 runs. How many runs must Meera score in the next innings to raise the average to 32?
  5. 5.The average of 6 numbers is 43. When one more number is added, the average becomes 49. What number was added?
  6. 6.The average weight of 7 children is 44 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.Marks of 5 friends in a quiz: 29, 18, 20, 33, 30. What is their average mark?
  8. 8.Marks of 5 friends in a quiz: 36, 43, 41, 37, 93. What is their average mark?
  9. 9.The average of 5 numbers is 58. When one more number is added, the average becomes 62. What number was added?
  10. 10.Marks of 5 friends in a quiz: 63, 43, 46, 63, 70. What is their average mark?
  11. 11.A shop sells an average of 27 kg of sugar a day for 3 days, and then 43 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  12. 12.The average of 8 numbers is 17. When one more number is added, the average becomes 19. What number was added?
  13. 13.The average weight of 11 children is 27 kg. One child, who weighs 37 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.Marks of 5 friends in a quiz: 69, 69, 71, 48, 28. What is their average mark?
  15. 15.Marks of 5 friends in a quiz: 66, 86, 70, 96, 87. What is their average mark?
  16. 16.Marks of 4 friends in a quiz: 27, 41, 46, 54. What is their average mark?
  17. 17.The average weight of 10 children is 43 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  18. 18.Marks of 6 friends in a quiz: 36, 37, 50, 29, 38, 32. What is their average mark?
  19. 19.Rohan’s batting average after 9 innings is 46 runs. How many runs must Rohan score in the next innings to raise the average to 49?
  20. 20.Kabir’s batting average after 7 innings is 30 runs. How many runs must Kabir score in the next innings to raise the average to 33?
  21. 21.Nisha’s batting average after 5 innings is 27 runs. How many runs must Nisha score in the next innings to raise the average to 32?
  22. 22.The average weight of 5 children is 30 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.The average weight of 10 children is 42 kg. One child, who weighs 69 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.Saanvi’s batting average after 9 innings is 30 runs. How many runs must Saanvi score in the next innings to raise the average to 35?
  25. 25.A shop sells an average of 28 kg of sugar a day for 2 days, and then 22 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  26. 26.A shop sells an average of 23 kg of sugar a day for 4 days, and then 33 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  27. 27.Marks of 5 friends in a quiz: 81, 58, 74, 53, 69. What is their average mark?
  28. 28.Marks of 5 friends in a quiz: 92, 73, 101, 102, 72. What is their average mark?
  29. 29.Marks of 5 friends in a quiz: 22, 45, 33, 30, 35. What is their average mark?
  30. 30.The average weight of 7 children is 31 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.The average of 7 numbers is 32. When one more number is added, the average becomes 35. What number was added?
  32. 32.Pooja’s batting average after 9 innings is 30 runs. How many runs must Pooja score in the next innings to raise the average to 34?
  33. 33.Marks of 5 friends in a quiz: 55, 29, 34, 38, 49. What is their average mark?
  34. 34.The average of 8 numbers is 49. When one more number is added, the average becomes 52. What number was added?
  35. 35.Isha’s batting average after 5 innings is 24 runs. How many runs must Isha score in the next innings to raise the average to 26?
  36. 36.The average weight of 11 children is 33 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.The average weight of 6 children is 27 kg. One child, who weighs 32 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.A shop sells an average of 70 kg of sugar a day for 2 days, and then 34 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  39. 39.The average of 9 numbers is 52. When one more number is added, the average becomes 58. What number was added?
  40. 40.The average weight of 7 children is 38 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 33
  2. 69
  3. 49
  4. 53
  5. 85
  6. 41
  7. 26
  8. 50
  9. 82
  10. 57
  11. 37
  12. 35
  13. 26
  14. 57
  15. 81
  16. 42
  17. 41
  18. 37
  19. 76
  20. 54
  21. 57
  22. 27
  23. 39
  24. 80
  25. 25
  26. 29
  27. 67
  28. 88
  29. 33
  30. 28
  31. 56
  32. 70
  33. 41
  34. 76
  35. 36
  36. 30
  37. 26
  38. 43
  39. 112
  40. 37

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