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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 359 · 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.Manav’s batting average after 14 innings is 32 runs. How many runs must Manav score in the next innings to raise the average to 33?
  2. 2.The average weight of 7 children is 41 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  3. 3.Pooja’s batting average after 14 innings is 21 runs. How many runs must Pooja score in the next innings to raise the average to 22?
  4. 4.The average of 7 numbers is 41. When one more number is added, the average becomes 42. What number was added?
  5. 5.A shop sells an average of 30 kg of sugar a day for 2 days, and then 62 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  6. 6.The average of 6 numbers is 17. When one more number is added, the average becomes 20. What number was added?
  7. 7.The average of 8 numbers is 48. When one more number is added, the average becomes 49. What number was added?
  8. 8.A shop sells an average of 55 kg of sugar a day for 2 days, and then 28 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  9. 9.The average weight of 8 children is 30 kg. One child, who weighs 37 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.A shop sells an average of 54 kg of sugar a day for 4 days, and then 27 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  11. 11.Marks of 4 friends in a quiz: 80, 76, 85, 51. What is their average mark?
  12. 12.The average weight of 10 children is 34 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.The average weight of 6 children is 47 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.Marks of 6 friends in a quiz: 75, 59, 55, 55, 55, 97. What is their average mark?
  15. 15.The average of 4 numbers is 43. When one more number is added, the average becomes 45. What number was added?
  16. 16.Marks of 6 friends in a quiz: 73, 84, 64, 83, 74, 72. What is their average mark?
  17. 17.A shop sells an average of 26 kg of sugar a day for 3 days, and then 78 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  18. 18.Marks of 6 friends in a quiz: 15, 25, 26, 14, 10, 30. What is their average mark?
  19. 19.The average of 8 numbers is 54. When one more number is added, the average becomes 57. What number was added?
  20. 20.Manav’s batting average after 12 innings is 25 runs. How many runs must Manav score in the next innings to raise the average to 28?
  21. 21.Marks of 4 friends in a quiz: 86, 82, 93, 55. What is their average mark?
  22. 22.Marks of 5 friends in a quiz: 32, 16, 30, 28, 14. What is their average mark?
  23. 23.Marks of 4 friends in a quiz: 29, 26, 25, 12. What is their average mark?
  24. 24.Kavya’s batting average after 11 innings is 22 runs. How many runs must Kavya score in the next innings to raise the average to 26?
  25. 25.The average of 5 numbers is 32. When one more number is added, the average becomes 36. What number was added?
  26. 26.Marks of 4 friends in a quiz: 23, 20, 9, 32. What is their average mark?
  27. 27.Priya’s batting average after 8 innings is 41 runs. How many runs must Priya score in the next innings to raise the average to 42?
  28. 28.The average of 9 numbers is 52. When one more number is added, the average becomes 58. What number was added?
  29. 29.The average of 5 numbers is 27. When one more number is added, the average becomes 31. What number was added?
  30. 30.The average weight of 9 children is 32 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.Marks of 5 friends in a quiz: 26, 42, 39, 38, 25. What is their average mark?
  32. 32.Vivaan’s batting average after 15 innings is 31 runs. How many runs must Vivaan score in the next innings to raise the average to 33?
  33. 33.The average of 5 numbers is 25. When one more number is added, the average becomes 31. What number was added?
  34. 34.Marks of 4 friends in a quiz: 48, 45, 47, 80. What is their average mark?
  35. 35.Pooja’s batting average after 7 innings is 43 runs. How many runs must Pooja score in the next innings to raise the average to 47?
  36. 36.The average weight of 7 children is 33 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.Marks of 6 friends in a quiz: 65, 87, 72, 90, 66, 88. What is their average mark?
  38. 38.The average weight of 7 children is 32 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.Marks of 4 friends in a quiz: 43, 29, 26, 58. What is their average mark?
  40. 40.Pooja’s batting average after 11 innings is 24 runs. How many runs must Pooja score in the next innings to raise the average to 28?

Answer key

  1. 47
  2. 40
  3. 36
  4. 49
  5. 54
  6. 38
  7. 57
  8. 37
  9. 29
  10. 45
  11. 73
  12. 31
  13. 44
  14. 66
  15. 53
  16. 75
  17. 52
  18. 20
  19. 81
  20. 64
  21. 79
  22. 24
  23. 23
  24. 70
  25. 56
  26. 21
  27. 50
  28. 112
  29. 51
  30. 31
  31. 34
  32. 63
  33. 61
  34. 55
  35. 75
  36. 32
  37. 78
  38. 30
  39. 39
  40. 72

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