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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 263 · 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 7 children is 33 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.Sneha’s batting average after 10 innings is 38 runs. How many runs must Sneha score in the next innings to raise the average to 40?
  3. 3.Marks of 4 friends in a quiz: 78, 77, 67, 70. What is their average mark?
  4. 4.The average weight of 10 children is 37 kg. One child, who weighs 64 kg, leaves the group. What is the new average weight (in kg)?
  5. 5.The average weight of 7 children is 43 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.The average of 4 numbers is 57. When one more number is added, the average becomes 60. What number was added?
  7. 7.Farhan’s batting average after 13 innings is 28 runs. How many runs must Farhan score in the next innings to raise the average to 29?
  8. 8.The average weight of 8 children is 39 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.A shop sells an average of 44 kg of sugar a day for 6 days, and then 71 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  10. 10.Marks of 4 friends in a quiz: 67, 42, 64, 47. What is their average mark?
  11. 11.Meera’s batting average after 14 innings is 26 runs. How many runs must Meera score in the next innings to raise the average to 27?
  12. 12.Marks of 4 friends in a quiz: 30, 22, 37, 27. What is their average mark?
  13. 13.Priya’s batting average after 15 innings is 36 runs. How many runs must Priya score in the next innings to raise the average to 37?
  14. 14.Karan’s batting average after 15 innings is 25 runs. How many runs must Karan score in the next innings to raise the average to 28?
  15. 15.The average weight of 6 children is 29 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.Kavya’s batting average after 13 innings is 39 runs. How many runs must Kavya score in the next innings to raise the average to 44?
  17. 17.Dev’s batting average after 11 innings is 46 runs. How many runs must Dev score in the next innings to raise the average to 48?
  18. 18.The average of 9 numbers is 49. When one more number is added, the average becomes 54. What number was added?
  19. 19.Marks of 6 friends in a quiz: 28, 34, 13, 6, 19, 20. What is their average mark?
  20. 20.Marks of 5 friends in a quiz: 43, 49, 46, 36, 21. What is their average mark?
  21. 21.Marks of 4 friends in a quiz: 54, 57, 42, 51. What is their average mark?
  22. 22.The average weight of 6 children is 43 kg. One child, who weighs 58 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.A shop sells an average of 38 kg of sugar a day for 2 days, and then 24 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  24. 24.Marks of 6 friends in a quiz: 50, 35, 49, 55, 61, 44. What is their average mark?
  25. 25.Kavya’s batting average after 6 innings is 42 runs. How many runs must Kavya score in the next innings to raise the average to 46?
  26. 26.A shop sells an average of 61 kg of sugar a day for 5 days, and then 75 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  27. 27.Marks of 4 friends in a quiz: 21, 44, 25, 50. What is their average mark?
  28. 28.Marks of 6 friends in a quiz: 72, 84, 86, 92, 83, 45. What is their average mark?
  29. 29.The average of 6 numbers is 28. When one more number is added, the average becomes 33. What number was added?
  30. 30.The average weight of 12 children is 32 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.A shop sells an average of 74 kg of sugar a day for 4 days, and then 71 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  32. 32.Rohan’s batting average after 8 innings is 37 runs. How many runs must Rohan score in the next innings to raise the average to 38?
  33. 33.Marks of 5 friends in a quiz: 51, 59, 43, 41, 71. What is their average mark?
  34. 34.Marks of 4 friends in a quiz: 29, 13, 37, 17. What is their average mark?
  35. 35.Marks of 5 friends in a quiz: 60, 65, 53, 48, 59. What is their average mark?
  36. 36.A shop sells an average of 42 kg of sugar a day for 2 days, and then 77 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  37. 37.Marks of 6 friends in a quiz: 42, 47, 61, 40, 39, 77. What is their average mark?
  38. 38.A shop sells an average of 40 kg of sugar a day for 6 days, and then 72 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  39. 39.The average weight of 10 children is 44 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  40. 40.The average weight of 10 children is 45 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 30
  2. 60
  3. 73
  4. 34
  5. 42
  6. 72
  7. 42
  8. 36
  9. 53
  10. 55
  11. 41
  12. 29
  13. 52
  14. 73
  15. 27
  16. 109
  17. 70
  18. 99
  19. 20
  20. 39
  21. 51
  22. 40
  23. 31
  24. 49
  25. 70
  26. 68
  27. 35
  28. 77
  29. 63
  30. 30
  31. 73
  32. 46
  33. 53
  34. 24
  35. 57
  36. 67
  37. 51
  38. 48
  39. 42
  40. 44

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