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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 163 · 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 29 kg of sugar a day for 6 days, and then 23 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  2. 2.The average weight of 11 children is 28 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  3. 3.A shop sells an average of 31 kg of sugar a day for 5 days, and then 73 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  4. 4.Marks of 6 friends in a quiz: 71, 84, 73, 85, 74, 99. What is their average mark?
  5. 5.Marks of 5 friends in a quiz: 22, 16, 22, 20, 30. What is their average mark?
  6. 6.Marks of 6 friends in a quiz: 28, 14, 18, 13, 27, 68. What is their average mark?
  7. 7.A shop sells an average of 42 kg of sugar a day for 3 days, and then 64 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  8. 8.A shop sells an average of 58 kg of sugar a day for 4 days, and then 62 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  9. 9.A shop sells an average of 38 kg of sugar a day for 6 days, and then 44 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  10. 10.The average weight of 11 children is 26 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.The average of 4 numbers is 52. When one more number is added, the average becomes 56. What number was added?
  12. 12.Marks of 6 friends in a quiz: 24, 34, 30, 30, 32, 72. What is their average mark?
  13. 13.The average of 9 numbers is 33. When one more number is added, the average becomes 34. What number was added?
  14. 14.A shop sells an average of 23 kg of sugar a day for 4 days, and then 35 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  15. 15.The average weight of 6 children is 39 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.The average weight of 8 children is 30 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.A shop sells an average of 25 kg of sugar a day for 6 days, and then 31 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  18. 18.The average of 9 numbers is 33. When one more number is added, the average becomes 35. What number was added?
  19. 19.The average of 8 numbers is 55. When one more number is added, the average becomes 58. What number was added?
  20. 20.Nisha’s batting average after 13 innings is 21 runs. How many runs must Nisha score in the next innings to raise the average to 26?
  21. 21.A shop sells an average of 25 kg of sugar a day for 3 days, and then 50 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  22. 22.The average of 8 numbers is 60. When one more number is added, the average becomes 61. What number was added?
  23. 23.Nisha’s batting average after 6 innings is 29 runs. How many runs must Nisha score in the next innings to raise the average to 31?
  24. 24.The average of 8 numbers is 36. When one more number is added, the average becomes 40. What number was added?
  25. 25.A shop sells an average of 49 kg of sugar a day for 2 days, and then 35 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  26. 26.A shop sells an average of 35 kg of sugar a day for 2 days, and then 59 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  27. 27.A shop sells an average of 36 kg of sugar a day for 3 days, and then 26 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  28. 28.Ishaan’s batting average after 11 innings is 39 runs. How many runs must Ishaan score in the next innings to raise the average to 43?
  29. 29.A shop sells an average of 45 kg of sugar a day for 4 days, and then 72 kg a day for the next 5 days. What is the average sale per day for all 9 days (in kg)?
  30. 30.The average weight of 10 children is 33 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.Priya’s batting average after 14 innings is 47 runs. How many runs must Priya score in the next innings to raise the average to 52?
  32. 32.The average of 7 numbers is 56. When one more number is added, the average becomes 62. What number was added?
  33. 33.The average weight of 11 children is 43 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.Marks of 4 friends in a quiz: 50, 46, 49, 47. What is their average mark?
  35. 35.A shop sells an average of 77 kg of sugar a day for 2 days, and then 68 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  36. 36.The average of 7 numbers is 45. When one more number is added, the average becomes 51. What number was added?
  37. 37.A shop sells an average of 64 kg of sugar a day for 3 days, and then 29 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  38. 38.Marks of 6 friends in a quiz: 21, 21, 14, 32, 32, 36. What is their average mark?
  39. 39.The average of 5 numbers is 35. When one more number is added, the average becomes 37. What number was added?
  40. 40.The average of 8 numbers is 27. When one more number is added, the average becomes 31. What number was added?

Answer key

  1. 26
  2. 26
  3. 52
  4. 81
  5. 22
  6. 28
  7. 53
  8. 60
  9. 40
  10. 25
  11. 72
  12. 37
  13. 43
  14. 27
  15. 36
  16. 28
  17. 28
  18. 53
  19. 82
  20. 91
  21. 35
  22. 69
  23. 43
  24. 72
  25. 39
  26. 51
  27. 32
  28. 87
  29. 60
  30. 30
  31. 122
  32. 104
  33. 42
  34. 48
  35. 71
  36. 93
  37. 44
  38. 26
  39. 47
  40. 63

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