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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 71 · 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: 38, 27, 22, 41. What is their average mark?
  2. 2.A shop sells an average of 41 kg of sugar a day for 2 days, and then 29 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  3. 3.Marks of 4 friends in a quiz: 39, 37, 52, 28. What is their average mark?
  4. 4.The average of 6 numbers is 42. When one more number is added, the average becomes 47. What number was added?
  5. 5.Nisha’s batting average after 15 innings is 29 runs. How many runs must Nisha score in the next innings to raise the average to 34?
  6. 6.The average of 9 numbers is 55. When one more number is added, the average becomes 60. What number was added?
  7. 7.The average weight of 11 children is 44 kg. One child, who weighs 74 kg, leaves the group. What is the new average weight (in kg)?
  8. 8.Meera’s batting average after 10 innings is 25 runs. How many runs must Meera score in the next innings to raise the average to 29?
  9. 9.The average of 5 numbers is 32. When one more number is added, the average becomes 35. What number was added?
  10. 10.Diya’s batting average after 8 innings is 23 runs. How many runs must Diya score in the next innings to raise the average to 28?
  11. 11.The average of 8 numbers is 38. When one more number is added, the average becomes 44. What number was added?
  12. 12.Ishaan’s batting average after 13 innings is 25 runs. How many runs must Ishaan score in the next innings to raise the average to 28?
  13. 13.The average of 9 numbers is 57. When one more number is added, the average becomes 60. What number was added?
  14. 14.The average of 7 numbers is 39. When one more number is added, the average becomes 40. What number was added?
  15. 15.Tara’s batting average after 10 innings is 28 runs. How many runs must Tara score in the next innings to raise the average to 30?
  16. 16.A shop sells an average of 53 kg of sugar a day for 5 days, and then 59 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  17. 17.A shop sells an average of 53 kg of sugar a day for 2 days, and then 44 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  18. 18.The average weight of 12 children is 36 kg. One child, who weighs 69 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.Dev’s batting average after 5 innings is 29 runs. How many runs must Dev score in the next innings to raise the average to 31?
  20. 20.Farhan’s batting average after 15 innings is 26 runs. How many runs must Farhan score in the next innings to raise the average to 28?
  21. 21.Marks of 5 friends in a quiz: 55, 81, 55, 64, 80. What is their average mark?
  22. 22.A shop sells an average of 59 kg of sugar a day for 5 days, and then 52 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?
  23. 23.The average of 4 numbers is 27. When one more number is added, the average becomes 28. What number was added?
  24. 24.Marks of 5 friends in a quiz: 96, 98, 75, 90, 81. What is their average mark?
  25. 25.A shop sells an average of 22 kg of sugar a day for 6 days, and then 28 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  26. 26.The average weight of 5 children is 28 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.Nisha’s batting average after 6 innings is 41 runs. How many runs must Nisha score in the next innings to raise the average to 44?
  28. 28.Nisha’s batting average after 9 innings is 36 runs. How many runs must Nisha score in the next innings to raise the average to 41?
  29. 29.Marks of 6 friends in a quiz: 68, 46, 70, 66, 66, 32. What is their average mark?
  30. 30.The average weight of 8 children is 31 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.Marks of 4 friends in a quiz: 78, 74, 79, 93. What is their average mark?
  32. 32.Aditya’s batting average after 10 innings is 44 runs. How many runs must Aditya score in the next innings to raise the average to 46?
  33. 33.Marks of 6 friends in a quiz: 26, 17, 26, 20, 28, 39. What is their average mark?
  34. 34.Tara’s batting average after 12 innings is 43 runs. How many runs must Tara score in the next innings to raise the average to 44?
  35. 35.The average weight of 10 children is 29 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.A shop sells an average of 26 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)?
  37. 37.Marks of 5 friends in a quiz: 40, 44, 36, 60, 75. What is their average mark?
  38. 38.The average weight of 6 children is 32 kg. One child, who weighs 37 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.A shop sells an average of 64 kg of sugar a day for 3 days, and then 29 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  40. 40.Isha’s batting average after 6 innings is 48 runs. How many runs must Isha score in the next innings to raise the average to 53?

Answer key

  1. 32
  2. 33
  3. 39
  4. 77
  5. 109
  6. 105
  7. 41
  8. 69
  9. 50
  10. 68
  11. 92
  12. 67
  13. 87
  14. 47
  15. 50
  16. 56
  17. 47
  18. 33
  19. 41
  20. 58
  21. 67
  22. 57
  23. 32
  24. 88
  25. 25
  26. 25
  27. 62
  28. 86
  29. 58
  30. 30
  31. 81
  32. 66
  33. 26
  34. 56
  35. 26
  36. 24
  37. 51
  38. 31
  39. 50
  40. 83

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