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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 338 · 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: 62, 72, 66, 49, 58, 53. What is their average mark?
  2. 2.The average weight of 12 children is 44 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  3. 3.The average weight of 8 children is 28 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  4. 4.Karan’s batting average after 5 innings is 28 runs. How many runs must Karan score in the next innings to raise the average to 30?
  5. 5.A shop sells an average of 24 kg of sugar a day for 4 days, and then 78 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  6. 6.Marks of 4 friends in a quiz: 47, 67, 47, 51. What is their average mark?
  7. 7.The average weight of 9 children is 28 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  8. 8.Saanvi’s batting average after 9 innings is 42 runs. How many runs must Saanvi score in the next innings to raise the average to 43?
  9. 9.Diya’s batting average after 11 innings is 29 runs. How many runs must Diya score in the next innings to raise the average to 32?
  10. 10.The average of 6 numbers is 22. When one more number is added, the average becomes 23. What number was added?
  11. 11.A shop sells an average of 48 kg of sugar a day for 5 days, and then 39 kg a day for the next 4 days. What is the average sale per day for all 9 days (in kg)?
  12. 12.Meera’s batting average after 14 innings is 49 runs. How many runs must Meera score in the next innings to raise the average to 53?
  13. 13.The average of 6 numbers is 19. When one more number is added, the average becomes 21. What number was added?
  14. 14.A shop sells an average of 33 kg of sugar a day for 2 days, and then 78 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  15. 15.Marks of 4 friends in a quiz: 59, 38, 37, 66. What is their average mark?
  16. 16.The average of 8 numbers is 30. When one more number is added, the average becomes 31. What number was added?
  17. 17.Isha’s batting average after 13 innings is 28 runs. How many runs must Isha score in the next innings to raise the average to 31?
  18. 18.Marks of 6 friends in a quiz: 56, 64, 85, 75, 63, 77. What is their average mark?
  19. 19.The average of 9 numbers is 36. When one more number is added, the average becomes 40. What number was added?
  20. 20.A shop sells an average of 65 kg of sugar a day for 5 days, and then 23 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?
  21. 21.Marks of 5 friends in a quiz: 74, 88, 90, 75, 68. What is their average mark?
  22. 22.The average weight of 12 children is 29 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.A shop sells an average of 77 kg of sugar a day for 2 days, and then 41 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  24. 24.Sneha’s batting average after 10 innings is 43 runs. How many runs must Sneha score in the next innings to raise the average to 47?
  25. 25.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)?
  26. 26.The average weight of 7 children is 34 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.The average of 6 numbers is 20. When one more number is added, the average becomes 26. What number was added?
  28. 28.The average weight of 9 children is 47 kg. One child, who weighs 71 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.Marks of 5 friends in a quiz: 92, 87, 91, 83, 82. What is their average mark?
  30. 30.Karan’s batting average after 13 innings is 26 runs. How many runs must Karan score in the next innings to raise the average to 28?
  31. 31.Manav’s batting average after 5 innings is 40 runs. How many runs must Manav score in the next innings to raise the average to 43?
  32. 32.Aarav’s batting average after 6 innings is 20 runs. How many runs must Aarav score in the next innings to raise the average to 21?
  33. 33.Zoya’s batting average after 13 innings is 22 runs. How many runs must Zoya score in the next innings to raise the average to 24?
  34. 34.Marks of 4 friends in a quiz: 16, 10, 30, 36. What is their average mark?
  35. 35.Marks of 4 friends in a quiz: 87, 77, 88, 80. What is their average mark?
  36. 36.Vivaan’s batting average after 15 innings is 35 runs. How many runs must Vivaan score in the next innings to raise the average to 36?
  37. 37.A shop sells an average of 45 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)?
  38. 38.Aditya’s batting average after 7 innings is 25 runs. How many runs must Aditya score in the next innings to raise the average to 27?
  39. 39.A shop sells an average of 41 kg of sugar a day for 2 days, and then 47 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  40. 40.Priya’s batting average after 13 innings is 27 runs. How many runs must Priya score in the next innings to raise the average to 31?

Answer key

  1. 60
  2. 43
  3. 27
  4. 40
  5. 51
  6. 53
  7. 26
  8. 52
  9. 65
  10. 29
  11. 44
  12. 109
  13. 33
  14. 60
  15. 50
  16. 39
  17. 70
  18. 70
  19. 76
  20. 53
  21. 79
  22. 27
  23. 50
  24. 87
  25. 30
  26. 31
  27. 62
  28. 44
  29. 87
  30. 54
  31. 58
  32. 27
  33. 50
  34. 23
  35. 83
  36. 51
  37. 49
  38. 41
  39. 45
  40. 83

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