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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 711 · 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 5 friends in a quiz: 28, 32, 43, 44, 43. What is their average mark?
  2. 2.Kabir’s batting average after 10 innings is 49 runs. How many runs must Kabir score in the next innings to raise the average to 51?
  3. 3.The average of 7 numbers is 57. When one more number is added, the average becomes 59. What number was added?
  4. 4.Marks of 6 friends in a quiz: 63, 68, 73, 50, 50, 80. What is their average mark?
  5. 5.A shop sells an average of 55 kg of sugar a day for 3 days, and then 52 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  6. 6.Marks of 5 friends in a quiz: 43, 39, 25, 42, 26. What is their average mark?
  7. 7.The average of 4 numbers is 38. When one more number is added, the average becomes 39. What number was added?
  8. 8.The average weight of 11 children is 35 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.A shop sells an average of 28 kg of sugar a day for 3 days, and then 26 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  10. 10.The average of 8 numbers is 49. When one more number is added, the average becomes 55. What number was added?
  11. 11.Marks of 4 friends in a quiz: 26, 34, 27, 17. What is their average mark?
  12. 12.Saanvi’s batting average after 15 innings is 20 runs. How many runs must Saanvi score in the next innings to raise the average to 24?
  13. 13.Farhan’s batting average after 6 innings is 20 runs. How many runs must Farhan score in the next innings to raise the average to 22?
  14. 14.Zoya’s batting average after 10 innings is 26 runs. How many runs must Zoya score in the next innings to raise the average to 31?
  15. 15.The average weight of 10 children is 27 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.A shop sells an average of 68 kg of sugar a day for 3 days, and then 77 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  17. 17.Marks of 5 friends in a quiz: 69, 62, 64, 48, 27. What is their average mark?
  18. 18.A shop sells an average of 58 kg of sugar a day for 3 days, and then 43 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  19. 19.The average weight of 8 children is 41 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.Marks of 6 friends in a quiz: 63, 56, 67, 54, 52, 80. What is their average mark?
  21. 21.A shop sells an average of 64 kg of sugar a day for 4 days, and then 28 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  22. 22.The average weight of 9 children is 39 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.The average weight of 11 children is 36 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.A shop sells an average of 51 kg of sugar a day for 2 days, and then 79 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  25. 25.A shop sells an average of 78 kg of sugar a day for 2 days, and then 60 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  26. 26.The average of 4 numbers is 55. When one more number is added, the average becomes 60. What number was added?
  27. 27.Pooja’s batting average after 5 innings is 36 runs. How many runs must Pooja score in the next innings to raise the average to 41?
  28. 28.Marks of 6 friends in a quiz: 44, 44, 57, 60, 42, 53. What is their average mark?
  29. 29.A shop sells an average of 63 kg of sugar a day for 4 days, and then 48 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  30. 30.Dev’s batting average after 9 innings is 23 runs. How many runs must Dev score in the next innings to raise the average to 28?
  31. 31.Marks of 6 friends in a quiz: 79, 95, 88, 70, 82, 78. What is their average mark?
  32. 32.Ananya’s batting average after 10 innings is 34 runs. How many runs must Ananya score in the next innings to raise the average to 37?
  33. 33.Karan’s batting average after 13 innings is 31 runs. How many runs must Karan score in the next innings to raise the average to 33?
  34. 34.The average weight of 12 children is 42 kg. One child, who weighs 75 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.A shop sells an average of 63 kg of sugar a day for 3 days, and then 23 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  36. 36.Marks of 6 friends in a quiz: 32, 33, 43, 37, 52, 73. What is their average mark?
  37. 37.The average weight of 7 children is 37 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.A shop sells an average of 38 kg of sugar a day for 6 days, and then 68 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  39. 39.Marks of 6 friends in a quiz: 65, 60, 62, 84, 83, 84. What is their average mark?
  40. 40.A shop sells an average of 39 kg of sugar a day for 4 days, and then 57 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?

Answer key

  1. 38
  2. 71
  3. 73
  4. 64
  5. 53
  6. 35
  7. 43
  8. 34
  9. 27
  10. 103
  11. 26
  12. 84
  13. 34
  14. 81
  15. 25
  16. 74
  17. 54
  18. 52
  19. 39
  20. 62
  21. 52
  22. 36
  23. 35
  24. 65
  25. 69
  26. 80
  27. 66
  28. 50
  29. 54
  30. 73
  31. 82
  32. 67
  33. 59
  34. 39
  35. 47
  36. 45
  37. 34
  38. 48
  39. 73
  40. 45

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