← Averages lesson New set →

Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 175 · 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 5 numbers is 42. When one more number is added, the average becomes 45. What number was added?
  2. 2.Pooja’s batting average after 15 innings is 22 runs. How many runs must Pooja score in the next innings to raise the average to 26?
  3. 3.The average weight of 8 children is 47 kg. One child, who weighs 68 kg, leaves the group. What is the new average weight (in kg)?
  4. 4.Diya’s batting average after 15 innings is 31 runs. How many runs must Diya score in the next innings to raise the average to 36?
  5. 5.The average of 9 numbers is 29. When one more number is added, the average becomes 34. What number was added?
  6. 6.The average of 9 numbers is 59. When one more number is added, the average becomes 65. What number was added?
  7. 7.Marks of 6 friends in a quiz: 28, 28, 13, 29, 18, 52. What is their average mark?
  8. 8.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)?
  9. 9.Marks of 4 friends in a quiz: 75, 70, 82, 81. What is their average mark?
  10. 10.A shop sells an average of 61 kg of sugar a day for 2 days, and then 25 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  11. 11.The average of 5 numbers is 29. When one more number is added, the average becomes 33. What number was added?
  12. 12.The average weight of 12 children is 40 kg. One child, who weighs 73 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.Diya’s batting average after 13 innings is 25 runs. How many runs must Diya score in the next innings to raise the average to 28?
  14. 14.The average weight of 6 children is 31 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.Marks of 5 friends in a quiz: 60, 34, 43, 40, 48. What is their average mark?
  16. 16.The average weight of 7 children is 29 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.The average weight of 8 children is 30 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  18. 18.The average of 4 numbers is 44. When one more number is added, the average becomes 49. What number was added?
  19. 19.A shop sells an average of 47 kg of sugar a day for 2 days, and then 26 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  20. 20.A shop sells an average of 76 kg of sugar a day for 6 days, and then 41 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  21. 21.The average weight of 12 children is 32 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.Marks of 5 friends in a quiz: 60, 56, 64, 64, 96. What is their average mark?
  23. 23.The average weight of 12 children is 30 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.The average weight of 7 children is 44 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.Marks of 4 friends in a quiz: 65, 76, 86, 65. What is their average mark?
  26. 26.Marks of 4 friends in a quiz: 49, 46, 54, 59. What is their average mark?
  27. 27.Marks of 4 friends in a quiz: 40, 41, 51, 40. What is their average mark?
  28. 28.Arjun’s batting average after 5 innings is 47 runs. How many runs must Arjun score in the next innings to raise the average to 49?
  29. 29.The average of 6 numbers is 23. When one more number is added, the average becomes 24. What number was added?
  30. 30.The average of 7 numbers is 59. When one more number is added, the average becomes 65. What number was added?
  31. 31.Marks of 4 friends in a quiz: 73, 71, 49, 59. What is their average mark?
  32. 32.The average of 4 numbers is 48. When one more number is added, the average becomes 54. What number was added?
  33. 33.Marks of 6 friends in a quiz: 66, 51, 40, 62, 65, 22. What is their average mark?
  34. 34.Marks of 4 friends in a quiz: 53, 68, 49, 42. What is their average mark?
  35. 35.The average weight of 12 children is 27 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.The average of 8 numbers is 38. When one more number is added, the average becomes 39. What number was added?
  37. 37.Marks of 5 friends in a quiz: 33, 25, 42, 29, 56. What is their average mark?
  38. 38.Marks of 4 friends in a quiz: 40, 43, 31, 6. What is their average mark?
  39. 39.Marks of 4 friends in a quiz: 20, 19, 27, 30. What is their average mark?
  40. 40.Marks of 6 friends in a quiz: 23, 42, 35, 25, 15, 40. What is their average mark?

Answer key

  1. 60
  2. 86
  3. 44
  4. 111
  5. 79
  6. 119
  7. 28
  8. 26
  9. 77
  10. 43
  11. 53
  12. 37
  13. 67
  14. 28
  15. 45
  16. 26
  17. 27
  18. 69
  19. 32
  20. 62
  21. 30
  22. 68
  23. 29
  24. 43
  25. 73
  26. 52
  27. 43
  28. 59
  29. 30
  30. 107
  31. 63
  32. 78
  33. 51
  34. 53
  35. 26
  36. 47
  37. 37
  38. 30
  39. 24
  40. 30

Free quantitative aptitude lessons, practice and worksheets at talentjr.in/quantitative-aptitude