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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 407 · 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 52 kg of sugar a day for 2 days, and then 36 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  2. 2.Manav’s batting average after 14 innings is 30 runs. How many runs must Manav score in the next innings to raise the average to 31?
  3. 3.The average weight of 8 children is 42 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  4. 4.The average weight of 9 children is 47 kg. One child, who weighs 71 kg, leaves the group. What is the new average weight (in kg)?
  5. 5.The average weight of 11 children is 35 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.Marks of 4 friends in a quiz: 53, 38, 61, 36. What is their average mark?
  7. 7.Marks of 4 friends in a quiz: 51, 49, 56, 32. What is their average mark?
  8. 8.The average weight of 10 children is 40 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.Saanvi’s batting average after 15 innings is 41 runs. How many runs must Saanvi score in the next innings to raise the average to 42?
  10. 10.Marks of 6 friends in a quiz: 65, 53, 50, 48, 46, 44. What is their average mark?
  11. 11.Marks of 5 friends in a quiz: 28, 45, 31, 40, 66. What is their average mark?
  12. 12.The average weight of 11 children is 43 kg. One child, who weighs 73 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.A shop sells an average of 35 kg of sugar a day for 3 days, and then 47 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  14. 14.The average of 4 numbers is 46. When one more number is added, the average becomes 47. What number was added?
  15. 15.Marks of 6 friends in a quiz: 40, 22, 17, 34, 20, 17. What is their average mark?
  16. 16.Marks of 5 friends in a quiz: 68, 49, 48, 62, 63. What is their average mark?
  17. 17.Ananya’s batting average after 6 innings is 28 runs. How many runs must Ananya score in the next innings to raise the average to 32?
  18. 18.Marks of 6 friends in a quiz: 33, 34, 39, 54, 40, 40. What is their average mark?
  19. 19.The average weight of 5 children is 46 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.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)?
  21. 21.Marks of 5 friends in a quiz: 81, 81, 69, 82, 32. What is their average mark?
  22. 22.Marks of 5 friends in a quiz: 21, 29, 18, 41, 31. What is their average mark?
  23. 23.Marks of 6 friends in a quiz: 21, 24, 42, 33, 33, 51. What is their average mark?
  24. 24.A shop sells an average of 78 kg of sugar a day for 2 days, and then 24 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  25. 25.Isha’s batting average after 8 innings is 32 runs. How many runs must Isha score in the next innings to raise the average to 37?
  26. 26.A shop sells an average of 53 kg of sugar a day for 6 days, and then 77 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  27. 27.The average weight of 5 children is 27 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.Marks of 4 friends in a quiz: 27, 16, 35, 46. What is their average mark?
  29. 29.The average weight of 9 children is 40 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.Saanvi’s batting average after 5 innings is 45 runs. How many runs must Saanvi score in the next innings to raise the average to 47?
  31. 31.The average of 4 numbers is 51. When one more number is added, the average becomes 57. What number was added?
  32. 32.The average of 8 numbers is 56. When one more number is added, the average becomes 59. What number was added?
  33. 33.Marks of 4 friends in a quiz: 61, 67, 87, 81. What is their average mark?
  34. 34.Marks of 5 friends in a quiz: 17, 23, 16, 21, 43. What is their average mark?
  35. 35.The average of 9 numbers is 56. When one more number is added, the average becomes 59. What number was added?
  36. 36.A shop sells an average of 22 kg of sugar a day for 3 days, and then 46 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  37. 37.The average of 9 numbers is 28. When one more number is added, the average becomes 31. What number was added?
  38. 38.Zoya’s batting average after 12 innings is 23 runs. How many runs must Zoya score in the next innings to raise the average to 24?
  39. 39.Pooja’s batting average after 8 innings is 33 runs. How many runs must Pooja score in the next innings to raise the average to 38?
  40. 40.Rahul’s batting average after 7 innings is 28 runs. How many runs must Rahul score in the next innings to raise the average to 29?

Answer key

  1. 44
  2. 45
  3. 41
  4. 44
  5. 32
  6. 47
  7. 47
  8. 39
  9. 57
  10. 51
  11. 42
  12. 40
  13. 41
  14. 51
  15. 25
  16. 58
  17. 56
  18. 40
  19. 45
  20. 26
  21. 69
  22. 28
  23. 34
  24. 42
  25. 77
  26. 65
  27. 25
  28. 31
  29. 39
  30. 57
  31. 81
  32. 83
  33. 74
  34. 24
  35. 86
  36. 38
  37. 58
  38. 36
  39. 78
  40. 36

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