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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 367 · 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.Kavya’s batting average after 7 innings is 38 runs. How many runs must Kavya score in the next innings to raise the average to 41?
  2. 2.The average of 4 numbers is 54. When one more number is added, the average becomes 55. What number was added?
  3. 3.Marks of 4 friends in a quiz: 59, 74, 58, 73. What is their average mark?
  4. 4.The average of 7 numbers is 53. When one more number is added, the average becomes 55. What number was added?
  5. 5.Marks of 6 friends in a quiz: 54, 71, 71, 70, 54, 52. What is their average mark?
  6. 6.The average weight of 10 children is 39 kg. One child, who weighs 66 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.Rohan’s batting average after 10 innings is 24 runs. How many runs must Rohan score in the next innings to raise the average to 27?
  8. 8.The average weight of 11 children is 39 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.A shop sells an average of 79 kg of sugar a day for 2 days, and then 61 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  10. 10.Marks of 5 friends in a quiz: 83, 67, 78, 86, 51. What is their average mark?
  11. 11.Priya’s batting average after 12 innings is 36 runs. How many runs must Priya score in the next innings to raise the average to 41?
  12. 12.A shop sells an average of 35 kg of sugar a day for 4 days, and then 56 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  13. 13.The average weight of 11 children is 39 kg. One child, who weighs 69 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.Marks of 4 friends in a quiz: 11, 34, 18, 21. What is their average mark?
  15. 15.Manav’s batting average after 15 innings is 48 runs. How many runs must Manav score in the next innings to raise the average to 49?
  16. 16.The average weight of 5 children is 31 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.Meera’s batting average after 14 innings is 46 runs. How many runs must Meera score in the next innings to raise the average to 49?
  18. 18.Marks of 6 friends in a quiz: 13, 9, 23, 28, 19, 46. What is their average mark?
  19. 19.A shop sells an average of 53 kg of sugar a day for 5 days, and then 51 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  20. 20.Marks of 5 friends in a quiz: 36, 25, 53, 41, 35. What is their average mark?
  21. 21.Priya’s batting average after 10 innings is 45 runs. How many runs must Priya score in the next innings to raise the average to 46?
  22. 22.A shop sells an average of 46 kg of sugar a day for 2 days, and then 28 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  23. 23.The average weight of 5 children is 38 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.The average weight of 10 children is 38 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.The average of 5 numbers is 58. When one more number is added, the average becomes 63. What number was added?
  26. 26.Marks of 6 friends in a quiz: 85, 87, 75, 96, 82, 61. What is their average mark?
  27. 27.A shop sells an average of 58 kg of sugar a day for 3 days, and then 44 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  28. 28.The average weight of 6 children is 41 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average weight of 5 children is 26 kg. One child, who weighs 30 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.Marks of 4 friends in a quiz: 75, 87, 93, 73. What is their average mark?
  31. 31.Rohan’s batting average after 13 innings is 22 runs. How many runs must Rohan score in the next innings to raise the average to 25?
  32. 32.Rohan’s batting average after 8 innings is 28 runs. How many runs must Rohan score in the next innings to raise the average to 31?
  33. 33.The average of 6 numbers is 55. When one more number is added, the average becomes 56. What number was added?
  34. 34.Manav’s batting average after 8 innings is 39 runs. How many runs must Manav score in the next innings to raise the average to 44?
  35. 35.A shop sells an average of 36 kg of sugar a day for 4 days, and then 38 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  36. 36.The average weight of 10 children is 32 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.Marks of 4 friends in a quiz: 36, 32, 60, 56. What is their average mark?
  38. 38.A shop sells an average of 65 kg of sugar a day for 6 days, and then 77 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  39. 39.Marks of 6 friends in a quiz: 34, 32, 55, 46, 30, 43. What is their average mark?
  40. 40.The average weight of 5 children is 41 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 62
  2. 59
  3. 66
  4. 69
  5. 62
  6. 36
  7. 57
  8. 38
  9. 70
  10. 73
  11. 101
  12. 44
  13. 36
  14. 21
  15. 64
  16. 30
  17. 91
  18. 23
  19. 52
  20. 38
  21. 56
  22. 37
  23. 35
  24. 37
  25. 88
  26. 81
  27. 50
  28. 40
  29. 25
  30. 82
  31. 64
  32. 55
  33. 62
  34. 84
  35. 37
  36. 29
  37. 46
  38. 68
  39. 40
  40. 40

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