← Averages lesson New set →

Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 187 · 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 4 friends in a quiz: 28, 34, 24, 42. What is their average mark?
  2. 2.Manav’s batting average after 13 innings is 40 runs. How many runs must Manav score in the next innings to raise the average to 41?
  3. 3.Arjun’s batting average after 14 innings is 41 runs. How many runs must Arjun score in the next innings to raise the average to 43?
  4. 4.The average weight of 12 children is 35 kg. One child, who weighs 68 kg, leaves the group. What is the new average weight (in kg)?
  5. 5.The average of 5 numbers is 34. When one more number is added, the average becomes 38. What number was added?
  6. 6.Marks of 4 friends in a quiz: 41, 60, 41, 46. What is their average mark?
  7. 7.The average weight of 6 children is 32 kg. One child, who weighs 37 kg, leaves the group. What is the new average weight (in kg)?
  8. 8.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)?
  9. 9.The average weight of 8 children is 34 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.The average of 9 numbers is 51. When one more number is added, the average becomes 56. What number was added?
  11. 11.The average weight of 5 children is 41 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.A shop sells an average of 51 kg of sugar a day for 3 days, and then 69 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  13. 13.The average of 5 numbers is 51. When one more number is added, the average becomes 54. What number was added?
  14. 14.A shop sells an average of 60 kg of sugar a day for 3 days, and then 36 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  15. 15.The average weight of 6 children is 33 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.The average weight of 5 children is 42 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.Marks of 5 friends in a quiz: 27, 25, 19, 37, 42. What is their average mark?
  18. 18.Marks of 4 friends in a quiz: 15, 32, 44, 29. What is their average mark?
  19. 19.The average of 6 numbers is 19. When one more number is added, the average becomes 23. What number was added?
  20. 20.The average weight of 7 children is 32 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.Marks of 6 friends in a quiz: 71, 96, 91, 72, 67, 89. What is their average mark?
  22. 22.Marks of 4 friends in a quiz: 29, 30, 41, 8. What is their average mark?
  23. 23.A shop sells an average of 31 kg of sugar a day for 5 days, and then 23 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  24. 24.A shop sells an average of 73 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)?
  25. 25.The average weight of 6 children is 37 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.Marks of 6 friends in a quiz: 5, 29, 6, 25, 8, 47. What is their average mark?
  27. 27.Farhan’s batting average after 9 innings is 35 runs. How many runs must Farhan score in the next innings to raise the average to 40?
  28. 28.The average weight of 8 children is 30 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average of 4 numbers is 28. When one more number is added, the average becomes 30. What number was added?
  30. 30.The average weight of 11 children is 48 kg. One child, who weighs 78 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.Marks of 5 friends in a quiz: 38, 51, 48, 40, 33. What is their average mark?
  32. 32.Manav’s batting average after 8 innings is 23 runs. How many runs must Manav score in the next innings to raise the average to 24?
  33. 33.The average of 7 numbers is 30. When one more number is added, the average becomes 36. What number was added?
  34. 34.A shop sells an average of 42 kg of sugar a day for 3 days, and then 21 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  35. 35.A shop sells an average of 74 kg of sugar a day for 6 days, and then 47 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  36. 36.Karan’s batting average after 13 innings is 37 runs. How many runs must Karan score in the next innings to raise the average to 42?
  37. 37.A shop sells an average of 70 kg of sugar a day for 5 days, and then 30 kg a day for the next 3 days. What is the average sale per day for all 8 days (in kg)?
  38. 38.Marks of 5 friends in a quiz: 72, 93, 90, 78, 97. What is their average mark?
  39. 39.The average weight of 11 children is 28 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  40. 40.Marks of 4 friends in a quiz: 37, 28, 42, 17. What is their average mark?

Answer key

  1. 32
  2. 54
  3. 71
  4. 32
  5. 58
  6. 47
  7. 31
  8. 39
  9. 33
  10. 101
  11. 40
  12. 60
  13. 69
  14. 44
  15. 32
  16. 41
  17. 30
  18. 30
  19. 47
  20. 29
  21. 81
  22. 27
  23. 27
  24. 61
  25. 36
  26. 20
  27. 85
  28. 28
  29. 38
  30. 45
  31. 42
  32. 32
  33. 78
  34. 30
  35. 65
  36. 107
  37. 55
  38. 86
  39. 27
  40. 31

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