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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 344 · 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.Marks of 4 friends in a quiz: 23, 39, 30, 28. What is their average mark?
  2. 2.Arjun’s batting average after 9 innings is 46 runs. How many runs must Arjun score in the next innings to raise the average to 49?
  3. 3.The average of 6 numbers is 51. When one more number is added, the average becomes 52. What number was added?
  4. 4.Marks of 6 friends in a quiz: 21, 25, 29, 17, 20, 56. What is their average mark?
  5. 5.Marks of 6 friends in a quiz: 46, 55, 40, 40, 65, 54. What is their average mark?
  6. 6.Marks of 6 friends in a quiz: 35, 30, 26, 41, 23, 61. What is their average mark?
  7. 7.Kabir’s batting average after 7 innings is 37 runs. How many runs must Kabir score in the next innings to raise the average to 42?
  8. 8.The average weight of 12 children is 29 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.A shop sells an average of 73 kg of sugar a day for 3 days, and then 75 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  10. 10.Priya’s batting average after 13 innings is 45 runs. How many runs must Priya score in the next innings to raise the average to 46?
  11. 11.Marks of 6 friends in a quiz: 21, 40, 15, 40, 14, 32. What is their average mark?
  12. 12.Vivaan’s batting average after 9 innings is 23 runs. How many runs must Vivaan score in the next innings to raise the average to 26?
  13. 13.Marks of 6 friends in a quiz: 16, 13, 32, 36, 35, 24. What is their average mark?
  14. 14.A shop sells an average of 33 kg of sugar a day for 6 days, and then 58 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  15. 15.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)?
  16. 16.Marks of 4 friends in a quiz: 86, 90, 94, 46. What is their average mark?
  17. 17.Marks of 6 friends in a quiz: 12, 33, 6, 22, 18, 35. What is their average mark?
  18. 18.Isha’s batting average after 15 innings is 46 runs. How many runs must Isha score in the next innings to raise the average to 47?
  19. 19.Manav’s batting average after 5 innings is 22 runs. How many runs must Manav score in the next innings to raise the average to 24?
  20. 20.Marks of 6 friends in a quiz: 76, 73, 48, 63, 58, 54. What is their average mark?
  21. 21.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)?
  22. 22.A shop sells an average of 23 kg of sugar a day for 4 days, and then 20 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  23. 23.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)?
  24. 24.The average of 7 numbers is 27. When one more number is added, the average becomes 31. What number was added?
  25. 25.The average of 6 numbers is 20. When one more number is added, the average becomes 26. What number was added?
  26. 26.Marks of 4 friends in a quiz: 78, 66, 92, 88. What is their average mark?
  27. 27.Karan’s batting average after 5 innings is 42 runs. How many runs must Karan score in the next innings to raise the average to 45?
  28. 28.Marks of 4 friends in a quiz: 43, 57, 33, 35. What is their average mark?
  29. 29.A shop sells an average of 22 kg of sugar a day for 2 days, and then 57 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  30. 30.The average weight of 10 children is 32 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.The average of 9 numbers is 25. When one more number is added, the average becomes 26. What number was added?
  32. 32.Nisha’s batting average after 7 innings is 47 runs. How many runs must Nisha score in the next innings to raise the average to 49?
  33. 33.The average weight of 6 children is 34 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.Marks of 5 friends in a quiz: 60, 57, 57, 48, 68. What is their average mark?
  35. 35.The average weight of 8 children is 32 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.Rohan’s batting average after 11 innings is 36 runs. How many runs must Rohan score in the next innings to raise the average to 38?
  37. 37.The average of 7 numbers is 34. When one more number is added, the average becomes 40. What number was added?
  38. 38.The average of 9 numbers is 16. When one more number is added, the average becomes 22. What number was added?
  39. 39.A shop sells an average of 22 kg of sugar a day for 6 days, and then 62 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  40. 40.The average weight of 12 children is 44 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 30
  2. 76
  3. 58
  4. 28
  5. 50
  6. 36
  7. 77
  8. 27
  9. 74
  10. 59
  11. 27
  12. 53
  13. 26
  14. 43
  15. 40
  16. 79
  17. 21
  18. 62
  19. 34
  20. 62
  21. 30
  22. 22
  23. 31
  24. 59
  25. 62
  26. 81
  27. 60
  28. 42
  29. 47
  30. 29
  31. 35
  32. 63
  33. 33
  34. 58
  35. 29
  36. 60
  37. 82
  38. 76
  39. 32
  40. 43

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