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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 326 · 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.Ishaan’s batting average after 12 innings is 41 runs. How many runs must Ishaan score in the next innings to raise the average to 45?
  2. 2.A shop sells an average of 20 kg of sugar a day for 4 days, and then 68 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  3. 3.The average of 5 numbers is 42. When one more number is added, the average becomes 46. What number was added?
  4. 4.The average of 6 numbers is 20. When one more number is added, the average becomes 21. What number was added?
  5. 5.The average of 8 numbers is 31. When one more number is added, the average becomes 33. What number was added?
  6. 6.Marks of 5 friends in a quiz: 43, 70, 59, 52, 66. What is their average mark?
  7. 7.Marks of 6 friends in a quiz: 31, 6, 6, 13, 13, 51. What is their average mark?
  8. 8.The average weight of 6 children is 40 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.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)?
  10. 10.The average of 5 numbers is 18. When one more number is added, the average becomes 22. What number was added?
  11. 11.Rahul’s batting average after 10 innings is 28 runs. How many runs must Rahul score in the next innings to raise the average to 29?
  12. 12.A shop sells an average of 29 kg of sugar a day for 3 days, and then 51 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  13. 13.A shop sells an average of 34 kg of sugar a day for 2 days, and then 72 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  14. 14.Marks of 4 friends in a quiz: 70, 74, 74, 30. What is their average mark?
  15. 15.Tara’s batting average after 10 innings is 46 runs. How many runs must Tara score in the next innings to raise the average to 50?
  16. 16.Marks of 6 friends in a quiz: 81, 68, 68, 81, 76, 58. What is their average mark?
  17. 17.Marks of 5 friends in a quiz: 33, 50, 32, 53, 32. What is their average mark?
  18. 18.Pooja’s batting average after 6 innings is 26 runs. How many runs must Pooja score in the next innings to raise the average to 28?
  19. 19.A shop sells an average of 37 kg of sugar a day for 3 days, and then 41 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  20. 20.Marks of 5 friends in a quiz: 82, 91, 76, 99, 87. What is their average mark?
  21. 21.The average of 6 numbers is 28. When one more number is added, the average becomes 30. What number was added?
  22. 22.Zoya’s batting average after 13 innings is 42 runs. How many runs must Zoya score in the next innings to raise the average to 43?
  23. 23.The average of 6 numbers is 34. When one more number is added, the average becomes 40. What number was added?
  24. 24.The average of 8 numbers is 53. When one more number is added, the average becomes 57. What number was added?
  25. 25.Marks of 4 friends in a quiz: 23, 41, 39, 9. What is their average mark?
  26. 26.Marks of 6 friends in a quiz: 88, 93, 96, 86, 84, 75. What is their average mark?
  27. 27.Marks of 4 friends in a quiz: 79, 70, 75, 84. What is their average mark?
  28. 28.The average weight of 8 children is 35 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.A shop sells an average of 24 kg of sugar a day for 2 days, and then 69 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  30. 30.Nisha’s batting average after 13 innings is 28 runs. How many runs must Nisha score in the next innings to raise the average to 33?
  31. 31.The average of 4 numbers is 46. When one more number is added, the average becomes 48. What number was added?
  32. 32.Marks of 6 friends in a quiz: 94, 89, 91, 70, 82, 72. What is their average mark?
  33. 33.A shop sells an average of 27 kg of sugar a day for 3 days, and then 21 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  34. 34.A shop sells an average of 24 kg of sugar a day for 3 days, and then 60 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  35. 35.A shop sells an average of 72 kg of sugar a day for 5 days, and then 50 kg a day for the next 6 days. What is the average sale per day for all 11 days (in kg)?
  36. 36.The average weight of 6 children is 37 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.The average weight of 10 children is 28 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.A shop sells an average of 36 kg of sugar a day for 2 days, and then 60 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  39. 39.Marks of 4 friends in a quiz: 81, 89, 77, 97. What is their average mark?
  40. 40.Kabir’s batting average after 12 innings is 33 runs. How many runs must Kabir score in the next innings to raise the average to 34?

Answer key

  1. 93
  2. 36
  3. 66
  4. 27
  5. 49
  6. 58
  7. 20
  8. 38
  9. 34
  10. 42
  11. 39
  12. 40
  13. 53
  14. 62
  15. 90
  16. 72
  17. 40
  18. 40
  19. 39
  20. 87
  21. 42
  22. 56
  23. 76
  24. 89
  25. 28
  26. 87
  27. 77
  28. 32
  29. 54
  30. 98
  31. 56
  32. 83
  33. 24
  34. 42
  35. 60
  36. 34
  37. 25
  38. 48
  39. 86
  40. 46

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