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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 94 · 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.The average weight of 12 children is 41 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.A shop sells an average of 30 kg of sugar a day for 4 days, and then 25 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  3. 3.The average weight of 7 children is 26 kg. One child, who weighs 32 kg, leaves the group. What is the new average weight (in kg)?
  4. 4.Rahul’s batting average after 11 innings is 32 runs. How many runs must Rahul score in the next innings to raise the average to 36?
  5. 5.The average of 9 numbers is 59. When one more number is added, the average becomes 60. What number was added?
  6. 6.The average of 4 numbers is 38. When one more number is added, the average becomes 42. What number was added?
  7. 7.The average weight of 10 children is 38 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  8. 8.Ananya’s batting average after 12 innings is 30 runs. How many runs must Ananya score in the next innings to raise the average to 34?
  9. 9.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)?
  10. 10.Pooja’s batting average after 14 innings is 31 runs. How many runs must Pooja score in the next innings to raise the average to 36?
  11. 11.A shop sells an average of 80 kg of sugar a day for 2 days, and then 44 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  12. 12.Karan’s batting average after 5 innings is 31 runs. How many runs must Karan score in the next innings to raise the average to 33?
  13. 13.Dev’s batting average after 7 innings is 23 runs. How many runs must Dev score in the next innings to raise the average to 27?
  14. 14.Marks of 4 friends in a quiz: 48, 52, 46, 14. What is their average mark?
  15. 15.The average weight of 11 children is 41 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.The average weight of 6 children is 43 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.Marks of 5 friends in a quiz: 27, 52, 54, 40, 37. What is their average mark?
  18. 18.A shop sells an average of 22 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)?
  19. 19.Marks of 4 friends in a quiz: 63, 64, 73, 84. What is their average mark?
  20. 20.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)?
  21. 21.The average of 5 numbers is 19. When one more number is added, the average becomes 22. What number was added?
  22. 22.A shop sells an average of 67 kg of sugar a day for 6 days, and then 32 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  23. 23.The average weight of 5 children is 28 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.The average of 6 numbers is 36. When one more number is added, the average becomes 39. What number was added?
  25. 25.A shop sells an average of 28 kg of sugar a day for 2 days, and then 44 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  26. 26.The average of 8 numbers is 27. When one more number is added, the average becomes 30. What number was added?
  27. 27.The average of 5 numbers is 57. When one more number is added, the average becomes 62. What number was added?
  28. 28.Arjun’s batting average after 6 innings is 49 runs. How many runs must Arjun score in the next innings to raise the average to 54?
  29. 29.The average of 4 numbers is 60. When one more number is added, the average becomes 65. What number was added?
  30. 30.Kabir’s batting average after 7 innings is 22 runs. How many runs must Kabir score in the next innings to raise the average to 26?
  31. 31.The average weight of 10 children is 31 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  32. 32.Marks of 5 friends in a quiz: 74, 77, 85, 67, 57. What is their average mark?
  33. 33.The average weight of 6 children is 37 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.The average of 8 numbers is 24. When one more number is added, the average becomes 29. What number was added?
  35. 35.A shop sells an average of 55 kg of sugar a day for 6 days, and then 37 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  36. 36.The average weight of 7 children is 36 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.The average weight of 12 children is 45 kg. One child, who weighs 67 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.The average of 4 numbers is 46. When one more number is added, the average becomes 48. What number was added?
  39. 39.Manav’s batting average after 7 innings is 21 runs. How many runs must Manav score in the next innings to raise the average to 26?
  40. 40.A shop sells an average of 61 kg of sugar a day for 5 days, and then 71 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?

Answer key

  1. 40
  2. 27
  3. 25
  4. 80
  5. 69
  6. 58
  7. 36
  8. 82
  9. 32
  10. 106
  11. 62
  12. 43
  13. 55
  14. 40
  15. 40
  16. 42
  17. 42
  18. 40
  19. 71
  20. 26
  21. 37
  22. 53
  23. 26
  24. 57
  25. 40
  26. 54
  27. 87
  28. 84
  29. 85
  30. 54
  31. 29
  32. 72
  33. 34
  34. 69
  35. 49
  36. 33
  37. 43
  38. 56
  39. 61
  40. 66

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