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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 494 · 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 4 friends in a quiz: 25, 25, 27, 67. What is their average mark?
  2. 2.Marks of 4 friends in a quiz: 39, 49, 48, 60. What is their average mark?
  3. 3.Marks of 6 friends in a quiz: 63, 39, 44, 55, 59, 58. What is their average mark?
  4. 4.The average of 8 numbers is 27. When one more number is added, the average becomes 30. What number was added?
  5. 5.The average weight of 11 children is 30 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.Karan’s batting average after 14 innings is 38 runs. How many runs must Karan score in the next innings to raise the average to 42?
  7. 7.A shop sells an average of 36 kg of sugar a day for 2 days, and then 71 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  8. 8.Dev’s batting average after 7 innings is 33 runs. How many runs must Dev score in the next innings to raise the average to 38?
  9. 9.The average weight of 12 children is 35 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.Tara’s batting average after 14 innings is 22 runs. How many runs must Tara score in the next innings to raise the average to 26?
  11. 11.Marks of 4 friends in a quiz: 11, 28, 20, 21. What is their average mark?
  12. 12.Diya’s batting average after 13 innings is 22 runs. How many runs must Diya score in the next innings to raise the average to 23?
  13. 13.Rohan’s batting average after 13 innings is 31 runs. How many runs must Rohan score in the next innings to raise the average to 35?
  14. 14.Marks of 6 friends in a quiz: 18, 38, 21, 21, 21, 37. What is their average mark?
  15. 15.The average weight of 12 children is 39 kg. One child, who weighs 72 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.Zoya’s batting average after 11 innings is 27 runs. How many runs must Zoya score in the next innings to raise the average to 31?
  17. 17.The average of 7 numbers is 19. When one more number is added, the average becomes 24. What number was added?
  18. 18.The average weight of 7 children is 39 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.Marks of 6 friends in a quiz: 41, 35, 45, 50, 38, 73. What is their average mark?
  20. 20.Karan’s batting average after 5 innings is 38 runs. How many runs must Karan score in the next innings to raise the average to 39?
  21. 21.Aarav’s batting average after 14 innings is 24 runs. How many runs must Aarav score in the next innings to raise the average to 29?
  22. 22.The average of 9 numbers is 15. When one more number is added, the average becomes 20. What number was added?
  23. 23.The average of 8 numbers is 33. When one more number is added, the average becomes 39. What number was added?
  24. 24.Marks of 5 friends in a quiz: 35, 36, 50, 31, 28. What is their average mark?
  25. 25.The average of 5 numbers is 31. When one more number is added, the average becomes 33. What number was added?
  26. 26.A shop sells an average of 55 kg of sugar a day for 4 days, and then 40 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  27. 27.Marks of 5 friends in a quiz: 82, 87, 82, 68, 56. What is their average mark?
  28. 28.Rohan’s batting average after 10 innings is 48 runs. How many runs must Rohan score in the next innings to raise the average to 52?
  29. 29.Pooja’s batting average after 11 innings is 45 runs. How many runs must Pooja score in the next innings to raise the average to 48?
  30. 30.Marks of 5 friends in a quiz: 50, 47, 69, 62, 47. What is their average mark?
  31. 31.The average of 6 numbers is 37. When one more number is added, the average becomes 43. What number was added?
  32. 32.A shop sells an average of 26 kg of sugar a day for 2 days, and then 38 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  33. 33.A shop sells an average of 49 kg of sugar a day for 6 days, and then 55 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  34. 34.A shop sells an average of 49 kg of sugar a day for 5 days, and then 43 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  35. 35.The average of 8 numbers is 38. When one more number is added, the average becomes 39. What number was added?
  36. 36.The average weight of 11 children is 33 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.Marks of 4 friends in a quiz: 24, 18, 6, 36. What is their average mark?
  38. 38.The average weight of 9 children is 46 kg. One child, who weighs 70 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.Marks of 4 friends in a quiz: 84, 83, 86, 91. What is their average mark?
  40. 40.A shop sells an average of 22 kg of sugar a day for 6 days, and then 52 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?

Answer key

  1. 36
  2. 49
  3. 53
  4. 54
  5. 29
  6. 98
  7. 57
  8. 73
  9. 33
  10. 82
  11. 20
  12. 36
  13. 87
  14. 26
  15. 36
  16. 75
  17. 59
  18. 37
  19. 47
  20. 44
  21. 99
  22. 65
  23. 87
  24. 36
  25. 43
  26. 50
  27. 75
  28. 92
  29. 81
  30. 55
  31. 79
  32. 35
  33. 52
  34. 46
  35. 47
  36. 30
  37. 21
  38. 43
  39. 86
  40. 32

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