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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 11 · 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.Kabir’s batting average after 7 innings is 25 runs. How many runs must Kabir score in the next innings to raise the average to 26?
  2. 2.The average weight of 10 children is 36 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  3. 3.Arjun’s batting average after 13 innings is 22 runs. How many runs must Arjun score in the next innings to raise the average to 27?
  4. 4.Marks of 5 friends in a quiz: 55, 48, 34, 40, 68. What is their average mark?
  5. 5.The average of 7 numbers is 46. When one more number is added, the average becomes 50. What number was added?
  6. 6.Marks of 4 friends in a quiz: 24, 23, 18, 67. What is their average mark?
  7. 7.A shop sells an average of 66 kg of sugar a day for 6 days, and then 22 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  8. 8.The average weight of 5 children is 40 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.Rahul’s batting average after 7 innings is 24 runs. How many runs must Rahul score in the next innings to raise the average to 29?
  10. 10.Marks of 6 friends in a quiz: 48, 62, 52, 64, 45, 89. What is their average mark?
  11. 11.Arjun’s batting average after 9 innings is 26 runs. How many runs must Arjun score in the next innings to raise the average to 28?
  12. 12.Farhan’s batting average after 11 innings is 35 runs. How many runs must Farhan score in the next innings to raise the average to 37?
  13. 13.Marks of 6 friends in a quiz: 68, 71, 59, 58, 52, 82. What is their average mark?
  14. 14.The average of 5 numbers is 32. When one more number is added, the average becomes 36. What number was added?
  15. 15.Pooja’s batting average after 11 innings is 30 runs. How many runs must Pooja score in the next innings to raise the average to 35?
  16. 16.A shop sells an average of 34 kg of sugar a day for 2 days, and then 76 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  17. 17.A shop sells an average of 78 kg of sugar a day for 2 days, and then 76 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  18. 18.Marks of 4 friends in a quiz: 77, 85, 97, 85. What is their average mark?
  19. 19.Meera’s batting average after 8 innings is 23 runs. How many runs must Meera score in the next innings to raise the average to 24?
  20. 20.The average of 4 numbers is 60. When one more number is added, the average becomes 61. What number was added?
  21. 21.A shop sells an average of 27 kg of sugar a day for 3 days, and then 71 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  22. 22.A shop sells an average of 34 kg of sugar a day for 2 days, and then 46 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  23. 23.The average of 6 numbers is 22. When one more number is added, the average becomes 25. What number was added?
  24. 24.The average of 9 numbers is 37. When one more number is added, the average becomes 39. What number was added?
  25. 25.Marks of 5 friends in a quiz: 31, 35, 16, 19, 39. What is their average mark?
  26. 26.A shop sells an average of 54 kg of sugar a day for 4 days, and then 42 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  27. 27.Marks of 4 friends in a quiz: 38, 33, 51, 30. What is their average mark?
  28. 28.The average of 4 numbers is 50. When one more number is added, the average becomes 51. What number was added?
  29. 29.Marks of 6 friends in a quiz: 42, 50, 37, 33, 36, 36. What is their average mark?
  30. 30.The average of 5 numbers is 57. When one more number is added, the average becomes 62. What number was added?
  31. 31.Marks of 4 friends in a quiz: 90, 71, 94, 61. What is their average mark?
  32. 32.A shop sells an average of 32 kg of sugar a day for 3 days, and then 27 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  33. 33.The average of 7 numbers is 54. When one more number is added, the average becomes 56. What number was added?
  34. 34.Sneha’s batting average after 6 innings is 38 runs. How many runs must Sneha score in the next innings to raise the average to 41?
  35. 35.Marks of 5 friends in a quiz: 55, 46, 56, 51, 87. What is their average mark?
  36. 36.The average weight of 6 children is 32 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.Nisha’s batting average after 12 innings is 41 runs. How many runs must Nisha score in the next innings to raise the average to 44?
  38. 38.The average weight of 5 children is 27 kg. One child, who weighs 31 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.Marks of 5 friends in a quiz: 60, 45, 54, 64, 27. What is their average mark?
  40. 40.A shop sells an average of 39 kg of sugar a day for 6 days, and then 63 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?

Answer key

  1. 33
  2. 35
  3. 92
  4. 49
  5. 78
  6. 33
  7. 44
  8. 39
  9. 64
  10. 60
  11. 46
  12. 59
  13. 65
  14. 56
  15. 90
  16. 62
  17. 77
  18. 86
  19. 32
  20. 65
  21. 49
  22. 43
  23. 43
  24. 57
  25. 28
  26. 50
  27. 38
  28. 55
  29. 39
  30. 87
  31. 79
  32. 30
  33. 70
  34. 59
  35. 59
  36. 30
  37. 80
  38. 26
  39. 50
  40. 51

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