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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 362 · 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.Sneha’s batting average after 7 innings is 50 runs. How many runs must Sneha score in the next innings to raise the average to 53?
  2. 2.The average weight of 9 children is 42 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  3. 3.Marks of 4 friends in a quiz: 14, 26, 42, 34. What is their average mark?
  4. 4.Kabir’s batting average after 9 innings is 32 runs. How many runs must Kabir score in the next innings to raise the average to 34?
  5. 5.A shop sells an average of 30 kg of sugar a day for 4 days, and then 51 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  6. 6.The average of 4 numbers is 53. When one more number is added, the average becomes 58. What number was added?
  7. 7.Marks of 5 friends in a quiz: 13, 23, 13, 13, 58. What is their average mark?
  8. 8.A shop sells an average of 29 kg of sugar a day for 3 days, and then 44 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  9. 9.The average of 4 numbers is 17. When one more number is added, the average becomes 19. What number was added?
  10. 10.A shop sells an average of 56 kg of sugar a day for 4 days, and then 38 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  11. 11.The average of 9 numbers is 15. When one more number is added, the average becomes 16. What number was added?
  12. 12.A shop sells an average of 51 kg of sugar a day for 5 days, and then 27 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  13. 13.A shop sells an average of 57 kg of sugar a day for 4 days, and then 64 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  14. 14.Marks of 4 friends in a quiz: 49, 51, 70, 74. What is their average mark?
  15. 15.Marks of 4 friends in a quiz: 32, 44, 18, 26. What is their average mark?
  16. 16.The average of 6 numbers is 59. When one more number is added, the average becomes 63. What number was added?
  17. 17.Marks of 5 friends in a quiz: 81, 94, 89, 91, 55. What is their average mark?
  18. 18.The average of 9 numbers is 25. When one more number is added, the average becomes 30. What number was added?
  19. 19.The average of 9 numbers is 58. When one more number is added, the average becomes 59. What number was added?
  20. 20.The average weight of 12 children is 38 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.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)?
  22. 22.Marks of 6 friends in a quiz: 40, 50, 56, 67, 39, 66. What is their average mark?
  23. 23.Marks of 5 friends in a quiz: 93, 90, 102, 94, 66. What is their average mark?
  24. 24.The average of 6 numbers is 43. When one more number is added, the average becomes 44. What number was added?
  25. 25.The average weight of 9 children is 26 kg. One child, who weighs 34 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.A shop sells an average of 28 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)?
  27. 27.The average of 4 numbers is 15. When one more number is added, the average becomes 21. What number was added?
  28. 28.The average of 5 numbers is 58. When one more number is added, the average becomes 63. What number was added?
  29. 29.The average of 6 numbers is 36. When one more number is added, the average becomes 40. What number was added?
  30. 30.A shop sells an average of 59 kg of sugar a day for 2 days, and then 23 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  31. 31.A shop sells an average of 51 kg of sugar a day for 5 days, and then 77 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  32. 32.Kabir’s batting average after 15 innings is 50 runs. How many runs must Kabir score in the next innings to raise the average to 52?
  33. 33.A shop sells an average of 26 kg of sugar a day for 6 days, and then 23 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  34. 34.Tara’s batting average after 15 innings is 46 runs. How many runs must Tara score in the next innings to raise the average to 50?
  35. 35.The average of 9 numbers is 30. When one more number is added, the average becomes 33. What number was added?
  36. 36.The average weight of 8 children is 42 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.The average weight of 10 children is 41 kg. One child, who weighs 68 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.The average weight of 8 children is 35 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.A shop sells an average of 29 kg of sugar a day for 6 days, and then 49 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  40. 40.A shop sells an average of 75 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. 74
  2. 41
  3. 29
  4. 52
  5. 39
  6. 78
  7. 24
  8. 35
  9. 27
  10. 47
  11. 25
  12. 39
  13. 60
  14. 61
  15. 30
  16. 87
  17. 82
  18. 75
  19. 68
  20. 36
  21. 42
  22. 53
  23. 89
  24. 50
  25. 25
  26. 32
  27. 45
  28. 88
  29. 64
  30. 35
  31. 64
  32. 82
  33. 25
  34. 110
  35. 60
  36. 40
  37. 38
  38. 32
  39. 34
  40. 69

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