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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 508 · 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.Marks of 6 friends in a quiz: 60, 64, 74, 55, 58, 97. What is their average mark?
  2. 2.The average of 6 numbers is 43. When one more number is added, the average becomes 46. What number was added?
  3. 3.Marks of 4 friends in a quiz: 47, 44, 27, 42. What is their average mark?
  4. 4.The average weight of 5 children is 42 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  5. 5.Marks of 4 friends in a quiz: 65, 54, 79, 62. What is their average mark?
  6. 6.The average weight of 9 children is 39 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.A shop sells an average of 53 kg of sugar a day for 2 days, and then 21 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  8. 8.Marks of 4 friends in a quiz: 70, 48, 60, 54. What is their average mark?
  9. 9.The average weight of 11 children is 31 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.Isha’s batting average after 11 innings is 22 runs. How many runs must Isha score in the next innings to raise the average to 23?
  11. 11.Marks of 4 friends in a quiz: 42, 67, 57, 54. What is their average mark?
  12. 12.A shop sells an average of 69 kg of sugar a day for 6 days, and then 51 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  13. 13.Marks of 5 friends in a quiz: 58, 55, 81, 80, 56. What is their average mark?
  14. 14.The average of 4 numbers is 33. When one more number is added, the average becomes 37. What number was added?
  15. 15.Marks of 4 friends in a quiz: 34, 23, 41, 14. What is their average mark?
  16. 16.Kabir’s batting average after 7 innings is 27 runs. How many runs must Kabir score in the next innings to raise the average to 28?
  17. 17.The average of 6 numbers is 53. When one more number is added, the average becomes 57. What number was added?
  18. 18.A shop sells an average of 56 kg of sugar a day for 4 days, and then 41 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  19. 19.The average weight of 5 children is 32 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.A shop sells an average of 73 kg of sugar a day for 6 days, and then 68 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  21. 21.Marks of 6 friends in a quiz: 48, 58, 63, 57, 65, 81. What is their average mark?
  22. 22.Marks of 6 friends in a quiz: 34, 43, 41, 21, 24, 53. What is their average mark?
  23. 23.Marks of 5 friends in a quiz: 58, 56, 57, 50, 89. What is their average mark?
  24. 24.Marks of 6 friends in a quiz: 56, 53, 49, 64, 39, 45. What is their average mark?
  25. 25.Marks of 6 friends in a quiz: 43, 67, 46, 42, 49, 89. What is their average mark?
  26. 26.A shop sells an average of 37 kg of sugar a day for 5 days, and then 45 kg a day for the next 3 days. What is the average sale per day for all 8 days (in kg)?
  27. 27.Marks of 5 friends in a quiz: 48, 71, 72, 68, 36. What is their average mark?
  28. 28.Marks of 6 friends in a quiz: 11, 9, 31, 36, 25, 26. What is their average mark?
  29. 29.Tara’s batting average after 8 innings is 28 runs. How many runs must Tara score in the next innings to raise the average to 33?
  30. 30.Arjun’s batting average after 11 innings is 48 runs. How many runs must Arjun score in the next innings to raise the average to 50?
  31. 31.Marks of 5 friends in a quiz: 90, 72, 83, 91, 74. What is their average mark?
  32. 32.Marks of 5 friends in a quiz: 43, 41, 60, 40, 76. What is their average mark?
  33. 33.The average weight of 5 children is 41 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.The average of 8 numbers is 48. When one more number is added, the average becomes 49. What number was added?
  35. 35.A shop sells an average of 67 kg of sugar a day for 2 days, and then 74 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  36. 36.A shop sells an average of 53 kg of sugar a day for 4 days, and then 39 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  37. 37.Marks of 5 friends in a quiz: 78, 81, 94, 95, 62. What is their average mark?
  38. 38.A shop sells an average of 42 kg of sugar a day for 2 days, and then 56 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  39. 39.Kavya’s batting average after 6 innings is 50 runs. How many runs must Kavya score in the next innings to raise the average to 54?
  40. 40.Aditya’s batting average after 7 innings is 43 runs. How many runs must Aditya score in the next innings to raise the average to 47?

Answer key

  1. 68
  2. 64
  3. 40
  4. 41
  5. 65
  6. 37
  7. 29
  8. 58
  9. 28
  10. 34
  11. 55
  12. 60
  13. 66
  14. 53
  15. 28
  16. 35
  17. 81
  18. 51
  19. 29
  20. 71
  21. 62
  22. 36
  23. 62
  24. 51
  25. 56
  26. 40
  27. 59
  28. 23
  29. 73
  30. 72
  31. 82
  32. 52
  33. 38
  34. 57
  35. 72
  36. 47
  37. 82
  38. 52
  39. 78
  40. 75

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