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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 738 · 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.The average weight of 8 children is 27 kg. One child, who weighs 34 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.Aditya’s batting average after 5 innings is 43 runs. How many runs must Aditya score in the next innings to raise the average to 46?
  3. 3.Meera’s batting average after 9 innings is 24 runs. How many runs must Meera score in the next innings to raise the average to 25?
  4. 4.The average of 8 numbers is 27. When one more number is added, the average becomes 28. What number was added?
  5. 5.A shop sells an average of 57 kg of sugar a day for 6 days, and then 69 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  6. 6.Arjun’s batting average after 7 innings is 26 runs. How many runs must Arjun score in the next innings to raise the average to 27?
  7. 7.A shop sells an average of 21 kg of sugar a day for 3 days, and then 66 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  8. 8.Pooja’s batting average after 9 innings is 36 runs. How many runs must Pooja score in the next innings to raise the average to 38?
  9. 9.A shop sells an average of 30 kg of sugar a day for 2 days, and then 33 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  10. 10.The average weight of 5 children is 43 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.A shop sells an average of 22 kg of sugar a day for 3 days, and then 60 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  12. 12.The average weight of 5 children is 41 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.The average of 6 numbers is 24. When one more number is added, the average becomes 28. What number was added?
  14. 14.Marks of 6 friends in a quiz: 84, 78, 76, 91, 94, 51. What is their average mark?
  15. 15.Saanvi’s batting average after 13 innings is 21 runs. How many runs must Saanvi score in the next innings to raise the average to 26?
  16. 16.A shop sells an average of 46 kg of sugar a day for 4 days, and then 64 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  17. 17.Karan’s batting average after 10 innings is 38 runs. How many runs must Karan score in the next innings to raise the average to 42?
  18. 18.The average of 4 numbers is 37. When one more number is added, the average becomes 38. What number was added?
  19. 19.A shop sells an average of 22 kg of sugar a day for 6 days, and then 60 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  20. 20.Marks of 6 friends in a quiz: 54, 31, 31, 34, 49, 59. What is their average mark?
  21. 21.Manav’s batting average after 9 innings is 47 runs. How many runs must Manav score in the next innings to raise the average to 51?
  22. 22.The average weight of 8 children is 44 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.The average of 5 numbers is 54. When one more number is added, the average becomes 58. What number was added?
  24. 24.The average of 9 numbers is 45. When one more number is added, the average becomes 47. What number was added?
  25. 25.Marks of 6 friends in a quiz: 89, 87, 80, 83, 74, 85. What is their average mark?
  26. 26.The average of 4 numbers is 30. When one more number is added, the average becomes 34. What number was added?
  27. 27.A shop sells an average of 59 kg of sugar a day for 2 days, and then 73 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  28. 28.The average weight of 8 children is 37 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average of 9 numbers is 37. When one more number is added, the average becomes 43. What number was added?
  30. 30.A shop sells an average of 37 kg of sugar a day for 2 days, and then 25 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  31. 31.Marks of 4 friends in a quiz: 68, 47, 59, 42. What is their average mark?
  32. 32.Diya’s batting average after 13 innings is 30 runs. How many runs must Diya score in the next innings to raise the average to 33?
  33. 33.The average weight of 9 children is 33 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.The average weight of 5 children is 30 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.Marks of 4 friends in a quiz: 71, 97, 95, 69. What is their average mark?
  36. 36.The average weight of 5 children is 37 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.A shop sells an average of 22 kg of sugar a day for 5 days, and then 36 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?
  38. 38.Zoya’s batting average after 8 innings is 21 runs. How many runs must Zoya score in the next innings to raise the average to 23?
  39. 39.Marks of 4 friends in a quiz: 49, 45, 41, 85. What is their average mark?
  40. 40.The average of 4 numbers is 19. When one more number is added, the average becomes 21. What number was added?

Answer key

  1. 26
  2. 61
  3. 34
  4. 36
  5. 61
  6. 34
  7. 51
  8. 56
  9. 32
  10. 42
  11. 41
  12. 39
  13. 52
  14. 79
  15. 91
  16. 55
  17. 82
  18. 42
  19. 41
  20. 43
  21. 87
  22. 43
  23. 78
  24. 65
  25. 83
  26. 50
  27. 69
  28. 35
  29. 97
  30. 29
  31. 54
  32. 72
  33. 32
  34. 28
  35. 83
  36. 36
  37. 26
  38. 39
  39. 55
  40. 29

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