← Averages lesson New set →

Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 642 · 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: 66, 43, 65, 43, 41, 48. What is their average mark?
  2. 2.The average of 4 numbers is 18. When one more number is added, the average becomes 19. What number was added?
  3. 3.A shop sells an average of 75 kg of sugar a day for 3 days, and then 61 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  4. 4.Marks of 4 friends in a quiz: 63, 75, 80, 74. What is their average mark?
  5. 5.Marks of 4 friends in a quiz: 22, 36, 48, 30. What is their average mark?
  6. 6.The average of 6 numbers is 21. When one more number is added, the average becomes 22. What number was added?
  7. 7.The average of 4 numbers is 27. When one more number is added, the average becomes 28. What number was added?
  8. 8.Marks of 4 friends in a quiz: 44, 49, 66, 69. What is their average mark?
  9. 9.The average weight of 10 children is 36 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.The average of 6 numbers is 57. When one more number is added, the average becomes 59. What number was added?
  11. 11.Nisha’s batting average after 13 innings is 28 runs. How many runs must Nisha score in the next innings to raise the average to 32?
  12. 12.The average of 6 numbers is 37. When one more number is added, the average becomes 40. What number was added?
  13. 13.A shop sells an average of 45 kg of sugar a day for 3 days, and then 30 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  14. 14.A shop sells an average of 23 kg of sugar a day for 4 days, and then 79 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  15. 15.Marks of 5 friends in a quiz: 31, 45, 45, 20, 34. What is their average mark?
  16. 16.Nisha’s batting average after 12 innings is 45 runs. How many runs must Nisha score in the next innings to raise the average to 48?
  17. 17.The average weight of 5 children is 38 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  18. 18.A shop sells an average of 78 kg of sugar a day for 3 days, and then 24 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  19. 19.The average weight of 6 children is 45 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.A shop sells an average of 33 kg of sugar a day for 3 days, and then 78 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  21. 21.The average of 8 numbers is 23. When one more number is added, the average becomes 24. What number was added?
  22. 22.The average weight of 10 children is 43 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.A shop sells an average of 27 kg of sugar a day for 2 days, and then 69 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  24. 24.Meera’s batting average after 14 innings is 43 runs. How many runs must Meera score in the next innings to raise the average to 45?
  25. 25.Sneha’s batting average after 5 innings is 38 runs. How many runs must Sneha score in the next innings to raise the average to 39?
  26. 26.The average weight of 6 children is 39 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.Marks of 4 friends in a quiz: 51, 49, 46, 6. What is their average mark?
  28. 28.A shop sells an average of 67 kg of sugar a day for 6 days, and then 23 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  29. 29.The average of 4 numbers is 51. When one more number is added, the average becomes 52. What number was added?
  30. 30.Ananya’s batting average after 12 innings is 44 runs. How many runs must Ananya score in the next innings to raise the average to 48?
  31. 31.The average of 8 numbers is 42. When one more number is added, the average becomes 45. What number was added?
  32. 32.Marks of 5 friends in a quiz: 100, 74, 101, 93, 72. What is their average mark?
  33. 33.A shop sells an average of 54 kg of sugar a day for 5 days, and then 72 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  34. 34.The average of 5 numbers is 22. When one more number is added, the average becomes 27. What number was added?
  35. 35.A shop sells an average of 24 kg of sugar a day for 3 days, and then 78 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  36. 36.Ishaan’s batting average after 5 innings is 39 runs. How many runs must Ishaan score in the next innings to raise the average to 42?
  37. 37.Marks of 6 friends in a quiz: 63, 63, 41, 60, 38, 53. What is their average mark?
  38. 38.Marks of 6 friends in a quiz: 23, 49, 33, 45, 50, 22. What is their average mark?
  39. 39.Marks of 5 friends in a quiz: 14, 32, 42, 42, 15. What is their average mark?
  40. 40.A shop sells an average of 30 kg of sugar a day for 3 days, and then 32 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?

Answer key

  1. 51
  2. 23
  3. 67
  4. 73
  5. 34
  6. 28
  7. 32
  8. 57
  9. 34
  10. 71
  11. 84
  12. 58
  13. 39
  14. 47
  15. 35
  16. 84
  17. 36
  18. 42
  19. 42
  20. 63
  21. 32
  22. 41
  23. 57
  24. 73
  25. 44
  26. 38
  27. 38
  28. 56
  29. 56
  30. 96
  31. 69
  32. 88
  33. 63
  34. 52
  35. 60
  36. 57
  37. 53
  38. 37
  39. 29
  40. 31

Free quantitative aptitude lessons, practice and worksheets at talentjr.in/quantitative-aptitude