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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 741 · 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 of 5 numbers is 22. When one more number is added, the average becomes 27. What number was added?
  2. 2.Marks of 4 friends in a quiz: 26, 27, 5, 22. What is their average mark?
  3. 3.A shop sells an average of 52 kg of sugar a day for 6 days, and then 40 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  4. 4.The average of 6 numbers is 31. When one more number is added, the average becomes 36. What number was added?
  5. 5.Diya’s batting average after 7 innings is 28 runs. How many runs must Diya score in the next innings to raise the average to 31?
  6. 6.The average of 8 numbers is 23. When one more number is added, the average becomes 27. What number was added?
  7. 7.A shop sells an average of 45 kg of sugar a day for 5 days, and then 29 kg a day for the next 3 days. What is the average sale per day for all 8 days (in kg)?
  8. 8.The average of 9 numbers is 47. When one more number is added, the average becomes 48. What number was added?
  9. 9.The average of 6 numbers is 34. When one more number is added, the average becomes 37. What number was added?
  10. 10.Sneha’s batting average after 14 innings is 24 runs. How many runs must Sneha score in the next innings to raise the average to 25?
  11. 11.Marks of 5 friends in a quiz: 40, 29, 24, 50, 37. What is their average mark?
  12. 12.A shop sells an average of 39 kg of sugar a day for 6 days, and then 63 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  13. 13.The average of 5 numbers is 48. When one more number is added, the average becomes 52. What number was added?
  14. 14.The average weight of 8 children is 31 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.Saanvi’s batting average after 11 innings is 21 runs. How many runs must Saanvi score in the next innings to raise the average to 23?
  16. 16.Manav’s batting average after 6 innings is 44 runs. How many runs must Manav score in the next innings to raise the average to 45?
  17. 17.Marks of 6 friends in a quiz: 20, 31, 34, 35, 42, 48. What is their average mark?
  18. 18.The average weight of 11 children is 28 kg. One child, who weighs 58 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.The average weight of 5 children is 47 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.Marks of 4 friends in a quiz: 85, 92, 80, 95. What is their average mark?
  21. 21.A shop sells an average of 44 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)?
  22. 22.The average weight of 9 children is 35 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.Meera’s batting average after 5 innings is 48 runs. How many runs must Meera score in the next innings to raise the average to 49?
  24. 24.The average of 4 numbers is 18. When one more number is added, the average becomes 23. What number was added?
  25. 25.The average weight of 11 children is 27 kg. One child, who weighs 37 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.Marks of 4 friends in a quiz: 51, 53, 68, 64. What is their average mark?
  27. 27.A shop sells an average of 27 kg of sugar a day for 2 days, and then 39 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  28. 28.The average weight of 11 children is 44 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average of 7 numbers is 55. When one more number is added, the average becomes 57. What number was added?
  30. 30.Ananya’s batting average after 10 innings is 22 runs. How many runs must Ananya score in the next innings to raise the average to 26?
  31. 31.Nisha’s batting average after 15 innings is 28 runs. How many runs must Nisha score in the next innings to raise the average to 29?
  32. 32.Rahul’s batting average after 9 innings is 25 runs. How many runs must Rahul score in the next innings to raise the average to 29?
  33. 33.A shop sells an average of 44 kg of sugar a day for 2 days, and then 68 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  34. 34.A shop sells an average of 77 kg of sugar a day for 2 days, and then 23 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  35. 35.A shop sells an average of 27 kg of sugar a day for 3 days, and then 67 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  36. 36.A shop sells an average of 44 kg of sugar a day for 2 days, and then 54 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  37. 37.A shop sells an average of 72 kg of sugar a day for 6 days, and then 58 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  38. 38.Marks of 4 friends in a quiz: 67, 68, 64, 49. What is their average mark?
  39. 39.A shop sells an average of 24 kg of sugar a day for 6 days, and then 56 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 5 children is 47 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 52
  2. 20
  3. 48
  4. 66
  5. 52
  6. 59
  7. 39
  8. 57
  9. 55
  10. 39
  11. 36
  12. 47
  13. 72
  14. 29
  15. 45
  16. 51
  17. 35
  18. 25
  19. 45
  20. 88
  21. 53
  22. 33
  23. 54
  24. 43
  25. 26
  26. 59
  27. 33
  28. 43
  29. 71
  30. 66
  31. 44
  32. 65
  33. 56
  34. 50
  35. 52
  36. 49
  37. 65
  38. 62
  39. 32
  40. 44

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