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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 84 · 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 13 innings is 33 runs. How many runs must Aarav score in the next innings to raise the average to 38?
  2. 2.A shop sells an average of 48 kg of sugar a day for 3 days, and then 62 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  3. 3.The average of 9 numbers is 38. When one more number is added, the average becomes 40. What number was added?
  4. 4.A shop sells an average of 41 kg of sugar a day for 2 days, and then 38 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  5. 5.The average of 8 numbers is 60. When one more number is added, the average becomes 64. What number was added?
  6. 6.Ishaan’s batting average after 14 innings is 27 runs. How many runs must Ishaan score in the next innings to raise the average to 28?
  7. 7.A shop sells an average of 75 kg of sugar a day for 3 days, and then 67 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  8. 8.The average weight of 9 children is 43 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.The average weight of 12 children is 26 kg. One child, who weighs 37 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.The average of 5 numbers is 54. When one more number is added, the average becomes 59. What number was added?
  11. 11.The average of 6 numbers is 25. When one more number is added, the average becomes 31. What number was added?
  12. 12.Marks of 5 friends in a quiz: 33, 34, 22, 39, 57. What is their average mark?
  13. 13.Marks of 5 friends in a quiz: 48, 59, 57, 57, 19. What is their average mark?
  14. 14.The average of 9 numbers is 37. When one more number is added, the average becomes 40. What number was added?
  15. 15.A shop sells an average of 44 kg of sugar a day for 3 days, and then 20 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  16. 16.Kavya’s batting average after 11 innings is 48 runs. How many runs must Kavya score in the next innings to raise the average to 53?
  17. 17.Marks of 6 friends in a quiz: 24, 35, 37, 21, 18, 9. What is their average mark?
  18. 18.Marks of 6 friends in a quiz: 48, 50, 38, 38, 31, 65. What is their average mark?
  19. 19.Diya’s batting average after 8 innings is 25 runs. How many runs must Diya score in the next innings to raise the average to 27?
  20. 20.The average weight of 10 children is 35 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.Marks of 5 friends in a quiz: 91, 83, 88, 79, 89. What is their average mark?
  22. 22.The average of 8 numbers is 27. When one more number is added, the average becomes 33. What number was added?
  23. 23.The average of 4 numbers is 40. When one more number is added, the average becomes 46. What number was added?
  24. 24.Ananya’s batting average after 9 innings is 20 runs. How many runs must Ananya score in the next innings to raise the average to 23?
  25. 25.A shop sells an average of 59 kg of sugar a day for 6 days, and then 79 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  26. 26.A shop sells an average of 25 kg of sugar a day for 3 days, and then 33 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  27. 27.The average of 5 numbers is 38. When one more number is added, the average becomes 41. What number was added?
  28. 28.The average weight of 8 children is 45 kg. One child, who weighs 66 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average weight of 12 children is 32 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.Marks of 4 friends in a quiz: 62, 64, 76, 54. What is their average mark?
  31. 31.The average weight of 11 children is 44 kg. One child, who weighs 64 kg, leaves the group. What is the new average weight (in kg)?
  32. 32.Marks of 5 friends in a quiz: 47, 35, 34, 32, 62. What is their average mark?
  33. 33.Manav’s batting average after 6 innings is 25 runs. How many runs must Manav score in the next innings to raise the average to 26?
  34. 34.The average of 8 numbers is 19. When one more number is added, the average becomes 22. What number was added?
  35. 35.Marks of 4 friends in a quiz: 31, 47, 23, 51. What is their average mark?
  36. 36.The average weight of 12 children is 47 kg. One child, who weighs 80 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.The average of 4 numbers is 22. When one more number is added, the average becomes 28. What number was added?
  38. 38.The average weight of 9 children is 46 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.Nisha’s batting average after 10 innings is 24 runs. How many runs must Nisha score in the next innings to raise the average to 28?
  40. 40.Zoya’s batting average after 9 innings is 36 runs. How many runs must Zoya score in the next innings to raise the average to 40?

Answer key

  1. 103
  2. 55
  3. 58
  4. 39
  5. 96
  6. 42
  7. 71
  8. 42
  9. 25
  10. 84
  11. 67
  12. 37
  13. 48
  14. 67
  15. 29
  16. 108
  17. 24
  18. 45
  19. 43
  20. 34
  21. 86
  22. 81
  23. 70
  24. 50
  25. 69
  26. 29
  27. 56
  28. 42
  29. 29
  30. 64
  31. 42
  32. 42
  33. 32
  34. 46
  35. 38
  36. 44
  37. 52
  38. 45
  39. 68
  40. 76

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