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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 203 · 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.Aarav’s batting average after 11 innings is 38 runs. How many runs must Aarav score in the next innings to raise the average to 39?
  2. 2.A shop sells an average of 74 kg of sugar a day for 6 days, and then 34 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  3. 3.The average weight of 6 children is 37 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  4. 4.The average of 7 numbers is 58. When one more number is added, the average becomes 60. What number was added?
  5. 5.Arjun’s batting average after 11 innings is 20 runs. How many runs must Arjun score in the next innings to raise the average to 21?
  6. 6.The average of 5 numbers is 55. When one more number is added, the average becomes 60. What number was added?
  7. 7.Dev’s batting average after 7 innings is 39 runs. How many runs must Dev score in the next innings to raise the average to 41?
  8. 8.Farhan’s batting average after 14 innings is 47 runs. How many runs must Farhan score in the next innings to raise the average to 50?
  9. 9.The average of 4 numbers is 59. When one more number is added, the average becomes 65. What number was added?
  10. 10.Arjun’s batting average after 10 innings is 43 runs. How many runs must Arjun score in the next innings to raise the average to 44?
  11. 11.The average of 5 numbers is 21. When one more number is added, the average becomes 23. What number was added?
  12. 12.Marks of 6 friends in a quiz: 77, 72, 89, 92, 97, 65. What is their average mark?
  13. 13.Marks of 6 friends in a quiz: 10, 12, 34, 31, 19, 26. What is their average mark?
  14. 14.The average of 4 numbers is 59. When one more number is added, the average becomes 61. What number was added?
  15. 15.The average weight of 6 children is 45 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.The average of 5 numbers is 20. When one more number is added, the average becomes 25. What number was added?
  17. 17.The average of 5 numbers is 17. When one more number is added, the average becomes 19. What number was added?
  18. 18.Tara’s batting average after 14 innings is 45 runs. How many runs must Tara score in the next innings to raise the average to 46?
  19. 19.A shop sells an average of 60 kg of sugar a day for 3 days, and then 40 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  20. 20.Zoya’s batting average after 12 innings is 27 runs. How many runs must Zoya score in the next innings to raise the average to 29?
  21. 21.A shop sells an average of 29 kg of sugar a day for 2 days, and then 68 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  22. 22.The average of 7 numbers is 45. When one more number is added, the average becomes 50. What number was added?
  23. 23.A shop sells an average of 39 kg of sugar a day for 6 days, and then 79 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  24. 24.The average of 4 numbers is 57. When one more number is added, the average becomes 60. What number was added?
  25. 25.The average of 7 numbers is 56. When one more number is added, the average becomes 62. What number was added?
  26. 26.The average of 4 numbers is 36. When one more number is added, the average becomes 39. What number was added?
  27. 27.Marks of 6 friends in a quiz: 41, 24, 38, 26, 37, 56. What is their average mark?
  28. 28.The average of 7 numbers is 28. When one more number is added, the average becomes 33. What number was added?
  29. 29.The average weight of 9 children is 38 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.The average weight of 8 children is 37 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.Karan’s batting average after 14 innings is 26 runs. How many runs must Karan score in the next innings to raise the average to 27?
  32. 32.A shop sells an average of 29 kg of sugar a day for 2 days, and then 65 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  33. 33.Tara’s batting average after 9 innings is 22 runs. How many runs must Tara score in the next innings to raise the average to 26?
  34. 34.A shop sells an average of 39 kg of sugar a day for 2 days, and then 47 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  35. 35.Marks of 4 friends in a quiz: 13, 34, 9, 32. What is their average mark?
  36. 36.A shop sells an average of 45 kg of sugar a day for 2 days, and then 27 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  37. 37.A shop sells an average of 56 kg of sugar a day for 5 days, and then 66 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  38. 38.The average of 8 numbers is 59. When one more number is added, the average becomes 65. What number was added?
  39. 39.Sneha’s batting average after 11 innings is 39 runs. How many runs must Sneha score in the next innings to raise the average to 43?
  40. 40.The average of 5 numbers is 55. When one more number is added, the average becomes 56. What number was added?

Answer key

  1. 50
  2. 58
  3. 34
  4. 74
  5. 32
  6. 85
  7. 55
  8. 92
  9. 89
  10. 54
  11. 33
  12. 82
  13. 22
  14. 69
  15. 44
  16. 50
  17. 29
  18. 60
  19. 52
  20. 53
  21. 55
  22. 85
  23. 49
  24. 72
  25. 104
  26. 51
  27. 37
  28. 68
  29. 37
  30. 36
  31. 41
  32. 47
  33. 62
  34. 45
  35. 22
  36. 33
  37. 61
  38. 113
  39. 87
  40. 61

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