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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 671 · 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.Diya’s batting average after 10 innings is 37 runs. How many runs must Diya score in the next innings to raise the average to 38?
  2. 2.Marks of 6 friends in a quiz: 64, 62, 81, 69, 62, 64. What is their average mark?
  3. 3.The average of 5 numbers is 51. When one more number is added, the average becomes 53. What number was added?
  4. 4.The average weight of 9 children is 42 kg. One child, who weighs 58 kg, leaves the group. What is the new average weight (in kg)?
  5. 5.Meera’s batting average after 10 innings is 46 runs. How many runs must Meera score in the next innings to raise the average to 47?
  6. 6.The average weight of 8 children is 37 kg. One child, who weighs 58 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.The average of 6 numbers is 19. When one more number is added, the average becomes 25. What number was added?
  8. 8.Karan’s batting average after 13 innings is 22 runs. How many runs must Karan score in the next innings to raise the average to 25?
  9. 9.Sneha’s batting average after 5 innings is 29 runs. How many runs must Sneha score in the next innings to raise the average to 34?
  10. 10.The average weight of 12 children is 38 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.The average weight of 8 children is 41 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.Ananya’s batting average after 6 innings is 22 runs. How many runs must Ananya score in the next innings to raise the average to 24?
  13. 13.A shop sells an average of 74 kg of sugar a day for 3 days, and then 54 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  14. 14.The average weight of 10 children is 35 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.The average of 7 numbers is 29. When one more number is added, the average becomes 35. What number was added?
  16. 16.The average of 8 numbers is 26. When one more number is added, the average becomes 28. What number was added?
  17. 17.A shop sells an average of 79 kg of sugar a day for 5 days, and then 61 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  18. 18.The average of 9 numbers is 52. When one more number is added, the average becomes 55. What number was added?
  19. 19.The average of 4 numbers is 39. When one more number is added, the average becomes 42. What number was added?
  20. 20.The average of 6 numbers is 36. When one more number is added, the average becomes 37. What number was added?
  21. 21.The average of 5 numbers is 28. When one more number is added, the average becomes 33. What number was added?
  22. 22.A shop sells an average of 27 kg of sugar a day for 4 days, and then 36 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  23. 23.Marks of 5 friends in a quiz: 33, 33, 10, 24, 20. What is their average mark?
  24. 24.A shop sells an average of 79 kg of sugar a day for 3 days, and then 23 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  25. 25.Marks of 6 friends in a quiz: 67, 82, 74, 80, 59, 46. What is their average mark?
  26. 26.A shop sells an average of 70 kg of sugar a day for 6 days, and then 32 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  27. 27.The average weight of 8 children is 40 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.Zoya’s batting average after 12 innings is 45 runs. How many runs must Zoya score in the next innings to raise the average to 46?
  29. 29.A shop sells an average of 27 kg of sugar a day for 5 days, and then 49 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  30. 30.The average weight of 7 children is 36 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.The average weight of 5 children is 38 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  32. 32.A shop sells an average of 76 kg of sugar a day for 4 days, and then 34 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  33. 33.Sneha’s batting average after 5 innings is 31 runs. How many runs must Sneha score in the next innings to raise the average to 36?
  34. 34.Marks of 6 friends in a quiz: 51, 55, 52, 39, 49, 42. What is their average mark?
  35. 35.A shop sells an average of 28 kg of sugar a day for 2 days, and then 66 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  36. 36.Marks of 6 friends in a quiz: 70, 84, 77, 82, 91, 82. What is their average mark?
  37. 37.Marks of 4 friends in a quiz: 28, 25, 15, 52. What is their average mark?
  38. 38.A shop sells an average of 42 kg of sugar a day for 4 days, and then 78 kg a day for the next 5 days. What is the average sale per day for all 9 days (in kg)?
  39. 39.Priya’s batting average after 10 innings is 50 runs. How many runs must Priya score in the next innings to raise the average to 53?
  40. 40.Marks of 6 friends in a quiz: 69, 68, 49, 50, 50, 56. What is their average mark?

Answer key

  1. 48
  2. 67
  3. 63
  4. 40
  5. 57
  6. 34
  7. 61
  8. 64
  9. 59
  10. 36
  11. 40
  12. 36
  13. 66
  14. 33
  15. 77
  16. 44
  17. 70
  18. 82
  19. 54
  20. 43
  21. 58
  22. 30
  23. 24
  24. 47
  25. 68
  26. 51
  27. 38
  28. 58
  29. 38
  30. 34
  31. 37
  32. 55
  33. 61
  34. 48
  35. 47
  36. 81
  37. 30
  38. 62
  39. 83
  40. 57

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