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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 112 · 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 79 kg of sugar a day for 3 days, and then 49 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  2. 2.Marks of 4 friends in a quiz: 38, 50, 41, 39. What is their average mark?
  3. 3.A shop sells an average of 67 kg of sugar a day for 6 days, and then 39 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  4. 4.The average of 8 numbers is 28. When one more number is added, the average becomes 30. What number was added?
  5. 5.A shop sells an average of 65 kg of sugar a day for 2 days, and then 33 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  6. 6.Marks of 4 friends in a quiz: 21, 41, 45, 13. What is their average mark?
  7. 7.Marks of 4 friends in a quiz: 20, 32, 40, 40. What is their average mark?
  8. 8.Marks of 4 friends in a quiz: 75, 79, 96, 98. What is their average mark?
  9. 9.A shop sells an average of 65 kg of sugar a day for 2 days, and then 67 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  10. 10.A shop sells an average of 62 kg of sugar a day for 4 days, and then 29 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  11. 11.Marks of 5 friends in a quiz: 34, 40, 47, 34, 35. What is their average mark?
  12. 12.A shop sells an average of 27 kg of sugar a day for 4 days, and then 54 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  13. 13.The average weight of 5 children is 44 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.A shop sells an average of 43 kg of sugar a day for 6 days, and then 37 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  15. 15.The average of 6 numbers is 33. When one more number is added, the average becomes 35. What number was added?
  16. 16.The average of 4 numbers is 15. When one more number is added, the average becomes 17. What number was added?
  17. 17.Marks of 6 friends in a quiz: 59, 42, 54, 59, 35, 39. What is their average mark?
  18. 18.A shop sells an average of 53 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)?
  19. 19.Arjun’s batting average after 14 innings is 47 runs. How many runs must Arjun score in the next innings to raise the average to 49?
  20. 20.The average weight of 6 children is 38 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.Meera’s batting average after 8 innings is 20 runs. How many runs must Meera score in the next innings to raise the average to 23?
  22. 22.Marks of 4 friends in a quiz: 61, 60, 51, 80. What is their average mark?
  23. 23.A shop sells an average of 42 kg of sugar a day for 3 days, and then 32 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  24. 24.Karan’s batting average after 5 innings is 48 runs. How many runs must Karan score in the next innings to raise the average to 53?
  25. 25.The average weight of 5 children is 33 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.A shop sells an average of 61 kg of sugar a day for 3 days, and then 51 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  27. 27.The average weight of 6 children is 28 kg. One child, who weighs 33 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.The average of 5 numbers is 16. When one more number is added, the average becomes 20. What number was added?
  29. 29.Manav’s batting average after 15 innings is 36 runs. How many runs must Manav score in the next innings to raise the average to 38?
  30. 30.The average of 4 numbers is 21. When one more number is added, the average becomes 23. What number was added?
  31. 31.A shop sells an average of 42 kg of sugar a day for 6 days, and then 50 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  32. 32.Marks of 6 friends in a quiz: 35, 15, 19, 21, 33, 57. What is their average mark?
  33. 33.A shop sells an average of 58 kg of sugar a day for 3 days, and then 46 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  34. 34.The average of 7 numbers is 26. When one more number is added, the average becomes 30. What number was added?
  35. 35.A shop sells an average of 49 kg of sugar a day for 4 days, and then 34 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  36. 36.The average of 4 numbers is 46. When one more number is added, the average becomes 48. What number was added?
  37. 37.Marks of 4 friends in a quiz: 81, 76, 55, 56. What is their average mark?
  38. 38.A shop sells an average of 63 kg of sugar a day for 6 days, and then 51 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  39. 39.Aditya’s batting average after 15 innings is 37 runs. How many runs must Aditya score in the next innings to raise the average to 42?
  40. 40.The average of 7 numbers is 55. When one more number is added, the average becomes 56. What number was added?

Answer key

  1. 67
  2. 42
  3. 53
  4. 46
  5. 41
  6. 30
  7. 33
  8. 87
  9. 66
  10. 51
  11. 38
  12. 36
  13. 41
  14. 41
  15. 47
  16. 25
  17. 48
  18. 47
  19. 77
  20. 35
  21. 47
  22. 63
  23. 38
  24. 78
  25. 31
  26. 57
  27. 27
  28. 40
  29. 68
  30. 31
  31. 46
  32. 30
  33. 52
  34. 58
  35. 40
  36. 56
  37. 67
  38. 60
  39. 117
  40. 63

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