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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 212 · 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.Karan’s batting average after 12 innings is 22 runs. How many runs must Karan score in the next innings to raise the average to 24?
  2. 2.Marks of 6 friends in a quiz: 33, 37, 43, 37, 30, 12. What is their average mark?
  3. 3.A shop sells an average of 28 kg of sugar a day for 2 days, and then 56 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  4. 4.A shop sells an average of 55 kg of sugar a day for 2 days, and then 43 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  5. 5.Marks of 4 friends in a quiz: 57, 59, 42, 58. What is their average mark?
  6. 6.The average of 8 numbers is 26. When one more number is added, the average becomes 28. What number was added?
  7. 7.The average weight of 9 children is 41 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  8. 8.Karan’s batting average after 9 innings is 39 runs. How many runs must Karan score in the next innings to raise the average to 40?
  9. 9.A shop sells an average of 25 kg of sugar a day for 6 days, and then 45 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  10. 10.The average weight of 5 children is 43 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.Marks of 4 friends in a quiz: 74, 74, 81, 47. What is their average mark?
  12. 12.A shop sells an average of 28 kg of sugar a day for 2 days, and then 32 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  13. 13.Marks of 4 friends in a quiz: 22, 25, 15, 54. What is their average mark?
  14. 14.Ananya’s batting average after 15 innings is 34 runs. How many runs must Ananya score in the next innings to raise the average to 39?
  15. 15.A shop sells an average of 31 kg of sugar a day for 6 days, and then 70 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  16. 16.The average weight of 10 children is 34 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.Marks of 5 friends in a quiz: 51, 36, 24, 47, 22. What is their average mark?
  18. 18.Marks of 4 friends in a quiz: 81, 70, 83, 46. What is their average mark?
  19. 19.Marks of 5 friends in a quiz: 84, 68, 69, 97, 92. What is their average mark?
  20. 20.The average of 7 numbers is 20. When one more number is added, the average becomes 26. What number was added?
  21. 21.The average weight of 12 children is 39 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.The average of 5 numbers is 55. When one more number is added, the average becomes 56. What number was added?
  23. 23.Marks of 4 friends in a quiz: 66, 68, 68, 66. What is their average mark?
  24. 24.A shop sells an average of 75 kg of sugar a day for 2 days, and then 67 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  25. 25.Marks of 4 friends in a quiz: 90, 63, 60, 87. What is their average mark?
  26. 26.The average of 5 numbers is 47. When one more number is added, the average becomes 50. What number was added?
  27. 27.Sneha’s batting average after 6 innings is 47 runs. How many runs must Sneha score in the next innings to raise the average to 51?
  28. 28.The average weight of 6 children is 31 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.Marks of 5 friends in a quiz: 63, 58, 53, 43, 73. What is their average mark?
  30. 30.A shop sells an average of 27 kg of sugar a day for 3 days, and then 63 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  31. 31.The average of 6 numbers is 58. When one more number is added, the average becomes 62. What number was added?
  32. 32.Karan’s batting average after 10 innings is 22 runs. How many runs must Karan score in the next innings to raise the average to 27?
  33. 33.A shop sells an average of 64 kg of sugar a day for 6 days, and then 59 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  34. 34.A shop sells an average of 72 kg of sugar a day for 6 days, and then 60 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  35. 35.The average of 8 numbers is 60. When one more number is added, the average becomes 64. What number was added?
  36. 36.The average weight of 9 children is 44 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.The average weight of 7 children is 38 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.The average of 4 numbers is 33. When one more number is added, the average becomes 39. What number was added?
  39. 39.A shop sells an average of 80 kg of sugar a day for 3 days, and then 48 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  40. 40.A shop sells an average of 69 kg of sugar a day for 6 days, and then 75 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?

Answer key

  1. 48
  2. 32
  3. 48
  4. 49
  5. 54
  6. 44
  7. 38
  8. 49
  9. 30
  10. 40
  11. 69
  12. 31
  13. 29
  14. 114
  15. 44
  16. 31
  17. 36
  18. 70
  19. 82
  20. 68
  21. 37
  22. 61
  23. 67
  24. 71
  25. 75
  26. 65
  27. 75
  28. 30
  29. 58
  30. 45
  31. 86
  32. 77
  33. 62
  34. 66
  35. 96
  36. 43
  37. 36
  38. 63
  39. 60
  40. 71

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