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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 465 · 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 7 numbers is 55. When one more number is added, the average becomes 61. What number was added?
  2. 2.Saanvi’s batting average after 13 innings is 29 runs. How many runs must Saanvi score in the next innings to raise the average to 32?
  3. 3.Marks of 5 friends in a quiz: 27, 35, 46, 39, 23. What is their average mark?
  4. 4.The average of 4 numbers is 33. When one more number is added, the average becomes 36. What number was added?
  5. 5.Marks of 6 friends in a quiz: 43, 22, 22, 15, 18, 54. What is their average mark?
  6. 6.A shop sells an average of 36 kg of sugar a day for 4 days, and then 64 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  7. 7.Arjun’s batting average after 13 innings is 39 runs. How many runs must Arjun score in the next innings to raise the average to 43?
  8. 8.A shop sells an average of 48 kg of sugar a day for 6 days, and then 76 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  9. 9.Kabir’s batting average after 14 innings is 46 runs. How many runs must Kabir score in the next innings to raise the average to 48?
  10. 10.A shop sells an average of 62 kg of sugar a day for 3 days, and then 42 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  11. 11.The average of 5 numbers is 42. When one more number is added, the average becomes 46. What number was added?
  12. 12.Aarav’s batting average after 5 innings is 25 runs. How many runs must Aarav score in the next innings to raise the average to 29?
  13. 13.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)?
  14. 14.The average weight of 5 children is 37 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.The average weight of 8 children is 43 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.Marks of 5 friends in a quiz: 52, 55, 54, 43, 61. What is their average mark?
  17. 17.Marks of 4 friends in a quiz: 27, 12, 12, 53. What is their average mark?
  18. 18.Dev’s batting average after 14 innings is 49 runs. How many runs must Dev score in the next innings to raise the average to 52?
  19. 19.Meera’s batting average after 13 innings is 41 runs. How many runs must Meera score in the next innings to raise the average to 44?
  20. 20.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)?
  21. 21.Isha’s batting average after 6 innings is 50 runs. How many runs must Isha score in the next innings to raise the average to 54?
  22. 22.Marks of 6 friends in a quiz: 60, 55, 67, 60, 70, 84. What is their average mark?
  23. 23.The average of 7 numbers is 36. When one more number is added, the average becomes 37. What number was added?
  24. 24.Marks of 5 friends in a quiz: 27, 20, 9, 34, 10. What is their average mark?
  25. 25.The average of 7 numbers is 33. When one more number is added, the average becomes 34. What number was added?
  26. 26.Marks of 5 friends in a quiz: 36, 59, 55, 57, 33. What is their average mark?
  27. 27.The average of 6 numbers is 48. When one more number is added, the average becomes 49. What number was added?
  28. 28.Farhan’s batting average after 7 innings is 38 runs. How many runs must Farhan score in the next innings to raise the average to 39?
  29. 29.The average of 8 numbers is 53. When one more number is added, the average becomes 54. What number was added?
  30. 30.The average weight of 6 children is 43 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.The average of 4 numbers is 44. When one more number is added, the average becomes 48. What number was added?
  32. 32.Marks of 5 friends in a quiz: 88, 76, 68, 88, 80. What is their average mark?
  33. 33.The average of 4 numbers is 21. When one more number is added, the average becomes 22. What number was added?
  34. 34.Zoya’s batting average after 10 innings is 22 runs. How many runs must Zoya score in the next innings to raise the average to 24?
  35. 35.The average of 5 numbers is 53. When one more number is added, the average becomes 54. What number was added?
  36. 36.The average weight of 10 children is 38 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.Marks of 5 friends in a quiz: 82, 80, 82, 97, 74. What is their average mark?
  38. 38.The average of 6 numbers is 21. When one more number is added, the average becomes 23. What number was added?
  39. 39.Aarav’s batting average after 11 innings is 29 runs. How many runs must Aarav score in the next innings to raise the average to 30?
  40. 40.The average of 7 numbers is 47. When one more number is added, the average becomes 49. What number was added?

Answer key

  1. 103
  2. 71
  3. 34
  4. 48
  5. 29
  6. 48
  7. 95
  8. 62
  9. 76
  10. 54
  11. 66
  12. 49
  13. 27
  14. 36
  15. 42
  16. 53
  17. 26
  18. 94
  19. 83
  20. 25
  21. 78
  22. 66
  23. 44
  24. 20
  25. 41
  26. 48
  27. 55
  28. 46
  29. 62
  30. 41
  31. 64
  32. 80
  33. 26
  34. 44
  35. 59
  36. 35
  37. 83
  38. 35
  39. 41
  40. 63

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