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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 593 · 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.A shop sells an average of 37 kg of sugar a day for 6 days, and then 47 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  2. 2.Kavya’s batting average after 11 innings is 33 runs. How many runs must Kavya score in the next innings to raise the average to 34?
  3. 3.Marks of 5 friends in a quiz: 37, 18, 41, 28, 41. What is their average mark?
  4. 4.Manav’s batting average after 15 innings is 49 runs. How many runs must Manav score in the next innings to raise the average to 52?
  5. 5.Marks of 6 friends in a quiz: 45, 40, 16, 35, 40, 10. What is their average mark?
  6. 6.Marks of 5 friends in a quiz: 67, 72, 75, 77, 39. What is their average mark?
  7. 7.The average weight of 6 children is 47 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?
  8. 8.Nisha’s batting average after 5 innings is 50 runs. How many runs must Nisha score in the next innings to raise the average to 52?
  9. 9.The average weight of 9 children is 41 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.The average weight of 9 children is 29 kg. One child, who weighs 37 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.The average of 4 numbers is 35. When one more number is added, the average becomes 40. What number was added?
  12. 12.The average of 4 numbers is 26. When one more number is added, the average becomes 30. What number was added?
  13. 13.Isha’s batting average after 5 innings is 45 runs. How many runs must Isha score in the next innings to raise the average to 46?
  14. 14.Marks of 6 friends in a quiz: 27, 32, 30, 52, 49, 38. What is their average mark?
  15. 15.Marks of 6 friends in a quiz: 7, 10, 11, 21, 21, 56. What is their average mark?
  16. 16.Aarav’s batting average after 7 innings is 29 runs. How many runs must Aarav score in the next innings to raise the average to 30?
  17. 17.A shop sells an average of 41 kg of sugar a day for 2 days, and then 76 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  18. 18.A shop sells an average of 47 kg of sugar a day for 4 days, and then 75 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  19. 19.Marks of 5 friends in a quiz: 20, 21, 40, 35, 34. What is their average mark?
  20. 20.The average of 5 numbers is 34. When one more number is added, the average becomes 40. What number was added?
  21. 21.Priya’s batting average after 14 innings is 41 runs. How many runs must Priya score in the next innings to raise the average to 42?
  22. 22.Rahul’s batting average after 13 innings is 33 runs. How many runs must Rahul score in the next innings to raise the average to 38?
  23. 23.The average weight of 12 children is 41 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.Manav’s batting average after 8 innings is 39 runs. How many runs must Manav score in the next innings to raise the average to 43?
  25. 25.A shop sells an average of 48 kg of sugar a day for 2 days, and then 72 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  26. 26.A shop sells an average of 56 kg of sugar a day for 2 days, and then 26 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  27. 27.The average weight of 12 children is 38 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.The average weight of 10 children is 30 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average of 7 numbers is 54. When one more number is added, the average becomes 58. What number was added?
  30. 30.A shop sells an average of 32 kg of sugar a day for 5 days, and then 58 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  31. 31.Diya’s batting average after 12 innings is 41 runs. How many runs must Diya score in the next innings to raise the average to 43?
  32. 32.The average of 6 numbers is 54. When one more number is added, the average becomes 56. What number was added?
  33. 33.Rahul’s batting average after 14 innings is 46 runs. How many runs must Rahul score in the next innings to raise the average to 47?
  34. 34.The average of 9 numbers is 55. When one more number is added, the average becomes 58. What number was added?
  35. 35.A shop sells an average of 46 kg of sugar a day for 5 days, and then 32 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?
  36. 36.A shop sells an average of 30 kg of sugar a day for 2 days, and then 76 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  37. 37.Dev’s batting average after 12 innings is 36 runs. How many runs must Dev score in the next innings to raise the average to 37?
  38. 38.The average of 5 numbers is 36. When one more number is added, the average becomes 40. What number was added?
  39. 39.The average weight of 6 children is 31 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  40. 40.The average of 9 numbers is 59. When one more number is added, the average becomes 61. What number was added?

Answer key

  1. 42
  2. 45
  3. 33
  4. 97
  5. 31
  6. 66
  7. 45
  8. 62
  9. 40
  10. 28
  11. 60
  12. 46
  13. 51
  14. 38
  15. 21
  16. 37
  17. 62
  18. 59
  19. 30
  20. 70
  21. 56
  22. 103
  23. 39
  24. 75
  25. 66
  26. 41
  27. 37
  28. 29
  29. 86
  30. 45
  31. 67
  32. 68
  33. 61
  34. 85
  35. 42
  36. 53
  37. 49
  38. 60
  39. 28
  40. 79

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