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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 317 · 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.The average weight of 11 children is 41 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.The average of 5 numbers is 16. When one more number is added, the average becomes 19. What number was added?
  3. 3.The average weight of 9 children is 40 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  4. 4.Kabir’s batting average after 13 innings is 46 runs. How many runs must Kabir score in the next innings to raise the average to 47?
  5. 5.Aditya’s batting average after 6 innings is 30 runs. How many runs must Aditya score in the next innings to raise the average to 35?
  6. 6.The average of 7 numbers is 51. When one more number is added, the average becomes 54. What number was added?
  7. 7.The average weight of 12 children is 47 kg. One child, who weighs 69 kg, leaves the group. What is the new average weight (in kg)?
  8. 8.Meera’s batting average after 10 innings is 38 runs. How many runs must Meera score in the next innings to raise the average to 40?
  9. 9.A shop sells an average of 26 kg of sugar a day for 4 days, and then 44 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  10. 10.Marks of 6 friends in a quiz: 43, 38, 48, 68, 38, 83. What is their average mark?
  11. 11.A shop sells an average of 35 kg of sugar a day for 6 days, and then 55 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  12. 12.A shop sells an average of 70 kg of sugar a day for 5 days, and then 20 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  13. 13.Manav’s batting average after 7 innings is 36 runs. How many runs must Manav score in the next innings to raise the average to 41?
  14. 14.Marks of 5 friends in a quiz: 46, 60, 76, 74, 49. What is their average mark?
  15. 15.The average weight of 7 children is 41 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.Saanvi’s batting average after 6 innings is 42 runs. How many runs must Saanvi score in the next innings to raise the average to 43?
  17. 17.Marks of 6 friends in a quiz: 76, 66, 75, 61, 65, 41. What is their average mark?
  18. 18.Aarav’s batting average after 6 innings is 31 runs. How many runs must Aarav score in the next innings to raise the average to 32?
  19. 19.The average weight of 10 children is 27 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.Marks of 4 friends in a quiz: 54, 65, 72, 73. What is their average mark?
  21. 21.A shop sells an average of 21 kg of sugar a day for 5 days, and then 39 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  22. 22.The average of 7 numbers is 33. When one more number is added, the average becomes 35. What number was added?
  23. 23.Marks of 6 friends in a quiz: 67, 52, 49, 64, 58, 22. What is their average mark?
  24. 24.Marks of 6 friends in a quiz: 39, 46, 23, 24, 40, 50. What is their average mark?
  25. 25.The average of 4 numbers is 58. When one more number is added, the average becomes 64. What number was added?
  26. 26.Marks of 4 friends in a quiz: 69, 75, 79, 93. What is their average mark?
  27. 27.Meera’s batting average after 7 innings is 37 runs. How many runs must Meera score in the next innings to raise the average to 41?
  28. 28.The average of 4 numbers is 43. When one more number is added, the average becomes 45. What number was added?
  29. 29.Marks of 4 friends in a quiz: 43, 70, 69, 50. What is their average mark?
  30. 30.Priya’s batting average after 13 innings is 20 runs. How many runs must Priya score in the next innings to raise the average to 23?
  31. 31.A shop sells an average of 52 kg of sugar a day for 3 days, and then 70 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  32. 32.A shop sells an average of 78 kg of sugar a day for 3 days, and then 74 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  33. 33.Marks of 5 friends in a quiz: 23, 26, 27, 34, 55. What is their average mark?
  34. 34.The average weight of 5 children is 37 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.Marks of 5 friends in a quiz: 44, 26, 26, 33, 51. What is their average mark?
  36. 36.The average weight of 9 children is 37 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.The average of 9 numbers is 37. When one more number is added, the average becomes 40. What number was added?
  38. 38.Pooja’s batting average after 7 innings is 24 runs. How many runs must Pooja score in the next innings to raise the average to 25?
  39. 39.The average weight of 12 children is 36 kg. One child, who weighs 58 kg, leaves the group. What is the new average weight (in kg)?
  40. 40.Marks of 5 friends in a quiz: 26, 28, 14, 16, 61. What is their average mark?

Answer key

  1. 39
  2. 34
  3. 39
  4. 60
  5. 65
  6. 75
  7. 45
  8. 60
  9. 32
  10. 53
  11. 43
  12. 45
  13. 76
  14. 61
  15. 39
  16. 49
  17. 64
  18. 38
  19. 25
  20. 66
  21. 30
  22. 49
  23. 52
  24. 37
  25. 88
  26. 79
  27. 69
  28. 53
  29. 58
  30. 62
  31. 64
  32. 76
  33. 33
  34. 35
  35. 36
  36. 36
  37. 67
  38. 32
  39. 34
  40. 29

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