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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 181 · 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 5 friends in a quiz: 19, 31, 17, 36, 52. What is their average mark?
  2. 2.Isha’s batting average after 15 innings is 43 runs. How many runs must Isha score in the next innings to raise the average to 48?
  3. 3.The average of 6 numbers is 34. When one more number is added, the average becomes 39. What number was added?
  4. 4.A shop sells an average of 55 kg of sugar a day for 3 days, and then 29 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  5. 5.A shop sells an average of 66 kg of sugar a day for 3 days, and then 52 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  6. 6.The average of 4 numbers is 50. When one more number is added, the average becomes 53. What number was added?
  7. 7.Marks of 5 friends in a quiz: 53, 58, 72, 53, 94. What is their average mark?
  8. 8.The average weight of 8 children is 26 kg. One child, who weighs 33 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.Nisha’s batting average after 12 innings is 47 runs. How many runs must Nisha score in the next innings to raise the average to 52?
  10. 10.Dev’s batting average after 15 innings is 22 runs. How many runs must Dev score in the next innings to raise the average to 25?
  11. 11.Marks of 6 friends in a quiz: 61, 46, 38, 61, 68, 44. What is their average mark?
  12. 12.The average of 4 numbers is 44. When one more number is added, the average becomes 49. What number was added?
  13. 13.Saanvi’s batting average after 6 innings is 30 runs. How many runs must Saanvi score in the next innings to raise the average to 34?
  14. 14.The average of 5 numbers is 34. When one more number is added, the average becomes 38. What number was added?
  15. 15.Marks of 4 friends in a quiz: 64, 57, 81, 86. What is their average mark?
  16. 16.Saanvi’s batting average after 6 innings is 44 runs. How many runs must Saanvi score in the next innings to raise the average to 48?
  17. 17.Marks of 4 friends in a quiz: 82, 83, 101, 86. What is their average mark?
  18. 18.A shop sells an average of 41 kg of sugar a day for 3 days, and then 21 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  19. 19.The average of 9 numbers is 47. When one more number is added, the average becomes 53. What number was added?
  20. 20.Vivaan’s batting average after 13 innings is 30 runs. How many runs must Vivaan score in the next innings to raise the average to 33?
  21. 21.The average of 5 numbers is 54. When one more number is added, the average becomes 58. What number was added?
  22. 22.The average of 4 numbers is 53. When one more number is added, the average becomes 59. What number was added?
  23. 23.Rohan’s batting average after 8 innings is 36 runs. How many runs must Rohan score in the next innings to raise the average to 40?
  24. 24.The average of 7 numbers is 53. When one more number is added, the average becomes 57. What number was added?
  25. 25.Marks of 6 friends in a quiz: 57, 55, 55, 43, 55, 17. What is their average mark?
  26. 26.Marks of 4 friends in a quiz: 70, 82, 76, 68. What is their average mark?
  27. 27.Karan’s batting average after 12 innings is 42 runs. How many runs must Karan score in the next innings to raise the average to 43?
  28. 28.A shop sells an average of 26 kg of sugar a day for 5 days, and then 56 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  29. 29.Meera’s batting average after 11 innings is 37 runs. How many runs must Meera score in the next innings to raise the average to 38?
  30. 30.Karan’s batting average after 5 innings is 21 runs. How many runs must Karan score in the next innings to raise the average to 25?
  31. 31.The average of 7 numbers is 54. When one more number is added, the average becomes 58. What number was added?
  32. 32.A shop sells an average of 62 kg of sugar a day for 5 days, and then 42 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  33. 33.The average weight of 10 children is 27 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.The average of 4 numbers is 49. When one more number is added, the average becomes 52. What number was added?
  35. 35.Farhan’s batting average after 13 innings is 20 runs. How many runs must Farhan score in the next innings to raise the average to 22?
  36. 36.The average weight of 7 children is 43 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.The average weight of 9 children is 39 kg. One child, who weighs 47 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 3 days, and then 30 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  39. 39.Marks of 5 friends in a quiz: 81, 65, 79, 70, 35. What is their average mark?
  40. 40.The average weight of 10 children is 44 kg. One child, who weighs 71 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 31
  2. 123
  3. 69
  4. 42
  5. 58
  6. 65
  7. 66
  8. 25
  9. 112
  10. 70
  11. 53
  12. 69
  13. 58
  14. 58
  15. 72
  16. 72
  17. 88
  18. 31
  19. 107
  20. 72
  21. 78
  22. 83
  23. 72
  24. 85
  25. 47
  26. 74
  27. 55
  28. 41
  29. 49
  30. 45
  31. 86
  32. 52
  33. 25
  34. 64
  35. 48
  36. 42
  37. 38
  38. 54
  39. 66
  40. 41

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