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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 88 · 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: 48, 56, 70, 53, 64, 81. What is their average mark?
  2. 2.A shop sells an average of 54 kg of sugar a day for 6 days, and then 78 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  3. 3.The average of 4 numbers is 35. When one more number is added, the average becomes 36. What number was added?
  4. 4.Kavya’s batting average after 9 innings is 29 runs. How many runs must Kavya score in the next innings to raise the average to 31?
  5. 5.A shop sells an average of 61 kg of sugar a day for 2 days, and then 55 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  6. 6.Aditya’s batting average after 12 innings is 38 runs. How many runs must Aditya score in the next innings to raise the average to 40?
  7. 7.A shop sells an average of 51 kg of sugar a day for 2 days, and then 23 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  8. 8.Karan’s batting average after 11 innings is 34 runs. How many runs must Karan score in the next innings to raise the average to 36?
  9. 9.Priya’s batting average after 6 innings is 42 runs. How many runs must Priya score in the next innings to raise the average to 46?
  10. 10.The average weight of 12 children is 41 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.The average of 4 numbers is 57. When one more number is added, the average becomes 58. What number was added?
  12. 12.A shop sells an average of 20 kg of sugar a day for 3 days, and then 23 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  13. 13.Marks of 5 friends in a quiz: 54, 51, 63, 58, 79. What is their average mark?
  14. 14.The average weight of 11 children is 42 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.A shop sells an average of 79 kg of sugar a day for 3 days, and then 65 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  16. 16.The average weight of 12 children is 40 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.The average of 6 numbers is 25. When one more number is added, the average becomes 31. What number was added?
  18. 18.Farhan’s batting average after 11 innings is 20 runs. How many runs must Farhan score in the next innings to raise the average to 25?
  19. 19.Marks of 5 friends in a quiz: 31, 24, 16, 15, 24. What is their average mark?
  20. 20.A shop sells an average of 58 kg of sugar a day for 2 days, and then 48 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  21. 21.Aditya’s batting average after 6 innings is 25 runs. How many runs must Aditya score in the next innings to raise the average to 30?
  22. 22.The average of 4 numbers is 49. When one more number is added, the average becomes 52. What number was added?
  23. 23.Marks of 4 friends in a quiz: 65, 68, 61, 62. What is their average mark?
  24. 24.The average of 7 numbers is 40. When one more number is added, the average becomes 43. What number was added?
  25. 25.A shop sells an average of 48 kg of sugar a day for 2 days, and then 64 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  26. 26.Marks of 4 friends in a quiz: 33, 6, 8, 33. What is their average mark?
  27. 27.Ananya’s batting average after 10 innings is 23 runs. How many runs must Ananya score in the next innings to raise the average to 25?
  28. 28.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)?
  29. 29.Marks of 5 friends in a quiz: 59, 62, 46, 61, 12. What is their average mark?
  30. 30.Aarav’s batting average after 7 innings is 23 runs. How many runs must Aarav score in the next innings to raise the average to 25?
  31. 31.The average of 6 numbers is 60. When one more number is added, the average becomes 64. What number was added?
  32. 32.A shop sells an average of 58 kg of sugar a day for 6 days, and then 78 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  33. 33.A shop sells an average of 36 kg of sugar a day for 2 days, and then 22 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  34. 34.The average of 6 numbers is 52. When one more number is added, the average becomes 53. What number was added?
  35. 35.Karan’s batting average after 5 innings is 45 runs. How many runs must Karan score in the next innings to raise the average to 50?
  36. 36.Arjun’s batting average after 15 innings is 42 runs. How many runs must Arjun score in the next innings to raise the average to 47?
  37. 37.Marks of 6 friends in a quiz: 37, 23, 40, 50, 34, 44. What is their average mark?
  38. 38.A shop sells an average of 68 kg of sugar a day for 3 days, and then 22 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  39. 39.The average of 7 numbers is 49. When one more number is added, the average becomes 55. What number was added?
  40. 40.Marks of 6 friends in a quiz: 83, 60, 87, 59, 59, 90. What is their average mark?

Answer key

  1. 62
  2. 62
  3. 40
  4. 49
  5. 57
  6. 64
  7. 37
  8. 58
  9. 70
  10. 40
  11. 62
  12. 22
  13. 61
  14. 40
  15. 72
  16. 38
  17. 67
  18. 80
  19. 22
  20. 52
  21. 60
  22. 64
  23. 64
  24. 64
  25. 60
  26. 20
  27. 45
  28. 41
  29. 48
  30. 39
  31. 88
  32. 66
  33. 29
  34. 59
  35. 75
  36. 122
  37. 38
  38. 45
  39. 97
  40. 73

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