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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 313 · 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.Arjun’s batting average after 5 innings is 41 runs. How many runs must Arjun score in the next innings to raise the average to 45?
  2. 2.A shop sells an average of 44 kg of sugar a day for 2 days, and then 26 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  3. 3.The average weight of 6 children is 36 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  4. 4.The average of 7 numbers is 42. When one more number is added, the average becomes 47. What number was added?
  5. 5.The average of 8 numbers is 54. When one more number is added, the average becomes 60. What number was added?
  6. 6.The average of 7 numbers is 15. When one more number is added, the average becomes 16. What number was added?
  7. 7.The average of 6 numbers is 20. When one more number is added, the average becomes 23. What number was added?
  8. 8.The average of 7 numbers is 15. When one more number is added, the average becomes 17. What number was added?
  9. 9.The average weight of 5 children is 37 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.A shop sells an average of 34 kg of sugar a day for 5 days, and then 28 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  11. 11.The average of 6 numbers is 19. When one more number is added, the average becomes 25. What number was added?
  12. 12.The average weight of 10 children is 40 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.A shop sells an average of 79 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)?
  14. 14.Farhan’s batting average after 8 innings is 40 runs. How many runs must Farhan score in the next innings to raise the average to 45?
  15. 15.The average weight of 5 children is 27 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.The average of 7 numbers is 22. When one more number is added, the average becomes 24. What number was added?
  17. 17.The average of 7 numbers is 51. When one more number is added, the average becomes 55. What number was added?
  18. 18.A shop sells an average of 67 kg of sugar a day for 5 days, and then 39 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?
  19. 19.Ananya’s batting average after 7 innings is 27 runs. How many runs must Ananya score in the next innings to raise the average to 30?
  20. 20.A shop sells an average of 47 kg of sugar a day for 5 days, and then 71 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  21. 21.The average weight of 5 children is 31 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.Kavya’s batting average after 13 innings is 47 runs. How many runs must Kavya score in the next innings to raise the average to 52?
  23. 23.The average of 7 numbers is 40. When one more number is added, the average becomes 43. What number was added?
  24. 24.A shop sells an average of 79 kg of sugar a day for 5 days, and then 47 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  25. 25.The average weight of 11 children is 32 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.The average of 9 numbers is 26. When one more number is added, the average becomes 32. What number was added?
  27. 27.Rohan’s batting average after 9 innings is 39 runs. How many runs must Rohan score in the next innings to raise the average to 42?
  28. 28.A shop sells an average of 66 kg of sugar a day for 2 days, and then 38 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  29. 29.The average weight of 12 children is 30 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.The average of 5 numbers is 45. When one more number is added, the average becomes 50. What number was added?
  31. 31.The average of 4 numbers is 43. When one more number is added, the average becomes 47. What number was added?
  32. 32.The average of 7 numbers is 31. When one more number is added, the average becomes 34. What number was added?
  33. 33.Marks of 5 friends in a quiz: 25, 30, 32, 41, 32. What is their average mark?
  34. 34.The average of 9 numbers is 40. When one more number is added, the average becomes 45. What number was added?
  35. 35.A shop sells an average of 74 kg of sugar a day for 6 days, and then 23 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  36. 36.Marks of 5 friends in a quiz: 70, 73, 83, 90, 89. What is their average mark?
  37. 37.Marks of 5 friends in a quiz: 35, 21, 18, 21, 20. What is their average mark?
  38. 38.Diya’s batting average after 7 innings is 36 runs. How many runs must Diya score in the next innings to raise the average to 38?
  39. 39.Sneha’s batting average after 11 innings is 41 runs. How many runs must Sneha score in the next innings to raise the average to 43?
  40. 40.The average of 9 numbers is 44. When one more number is added, the average becomes 46. What number was added?

Answer key

  1. 65
  2. 35
  3. 34
  4. 82
  5. 108
  6. 23
  7. 41
  8. 31
  9. 36
  10. 31
  11. 61
  12. 39
  13. 73
  14. 85
  15. 25
  16. 38
  17. 83
  18. 59
  19. 51
  20. 59
  21. 29
  22. 117
  23. 64
  24. 63
  25. 31
  26. 86
  27. 69
  28. 52
  29. 29
  30. 75
  31. 63
  32. 55
  33. 32
  34. 90
  35. 57
  36. 81
  37. 23
  38. 52
  39. 65
  40. 64

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