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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 322 · 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 10 innings is 36 runs. How many runs must Ishaan score in the next innings to raise the average to 37?
  2. 2.Marks of 6 friends in a quiz: 36, 48, 54, 25, 33, 44. What is their average mark?
  3. 3.Marks of 6 friends in a quiz: 32, 49, 41, 54, 36, 40. What is their average mark?
  4. 4.Marks of 4 friends in a quiz: 13, 22, 32, 45. What is their average mark?
  5. 5.Diya’s batting average after 15 innings is 31 runs. How many runs must Diya score in the next innings to raise the average to 32?
  6. 6.Marks of 4 friends in a quiz: 12, 37, 11, 32. What is their average mark?
  7. 7.The average of 9 numbers is 60. When one more number is added, the average becomes 62. What number was added?
  8. 8.Marks of 5 friends in a quiz: 57, 54, 41, 46, 42. What is their average mark?
  9. 9.A shop sells an average of 22 kg of sugar a day for 4 days, and then 44 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  10. 10.The average weight of 10 children is 39 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.Arjun’s batting average after 5 innings is 38 runs. How many runs must Arjun score in the next innings to raise the average to 40?
  12. 12.Rohan’s batting average after 10 innings is 31 runs. How many runs must Rohan score in the next innings to raise the average to 32?
  13. 13.Diya’s batting average after 11 innings is 40 runs. How many runs must Diya score in the next innings to raise the average to 44?
  14. 14.Marks of 5 friends in a quiz: 51, 49, 54, 46, 95. What is their average mark?
  15. 15.The average weight of 7 children is 28 kg. One child, who weighs 34 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.Karan’s batting average after 9 innings is 21 runs. How many runs must Karan score in the next innings to raise the average to 23?
  17. 17.Marks of 5 friends in a quiz: 66, 46, 41, 49, 78. What is their average mark?
  18. 18.The average of 4 numbers is 16. When one more number is added, the average becomes 20. What number was added?
  19. 19.The average of 4 numbers is 59. When one more number is added, the average becomes 61. What number was added?
  20. 20.Tara’s batting average after 15 innings is 20 runs. How many runs must Tara score in the next innings to raise the average to 23?
  21. 21.A shop sells an average of 77 kg of sugar a day for 4 days, and then 79 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  22. 22.Zoya’s batting average after 8 innings is 20 runs. How many runs must Zoya score in the next innings to raise the average to 25?
  23. 23.Diya’s batting average after 11 innings is 33 runs. How many runs must Diya score in the next innings to raise the average to 37?
  24. 24.The average weight of 11 children is 31 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.The average of 6 numbers is 28. When one more number is added, the average becomes 33. What number was added?
  26. 26.Aditya’s batting average after 5 innings is 46 runs. How many runs must Aditya score in the next innings to raise the average to 48?
  27. 27.Marks of 5 friends in a quiz: 32, 20, 30, 38, 35. What is their average mark?
  28. 28.The average weight of 5 children is 39 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average weight of 11 children is 41 kg. One child, who weighs 71 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.The average weight of 5 children is 41 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.The average of 8 numbers is 28. When one more number is added, the average becomes 32. What number was added?
  32. 32.Pooja’s batting average after 7 innings is 24 runs. How many runs must Pooja score in the next innings to raise the average to 27?
  33. 33.Marks of 5 friends in a quiz: 26, 16, 20, 22, 51. What is their average mark?
  34. 34.The average of 5 numbers is 28. When one more number is added, the average becomes 31. What number was added?
  35. 35.A shop sells an average of 27 kg of sugar a day for 4 days, and then 78 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  36. 36.Marks of 5 friends in a quiz: 27, 19, 31, 15, 8. What is their average mark?
  37. 37.The average weight of 5 children is 42 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.The average weight of 12 children is 39 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.Marks of 6 friends in a quiz: 55, 40, 50, 61, 62, 50. What is their average mark?
  40. 40.Marks of 5 friends in a quiz: 33, 39, 47, 30, 26. What is their average mark?

Answer key

  1. 47
  2. 40
  3. 42
  4. 28
  5. 47
  6. 23
  7. 80
  8. 48
  9. 33
  10. 38
  11. 50
  12. 42
  13. 88
  14. 59
  15. 27
  16. 41
  17. 56
  18. 36
  19. 69
  20. 68
  21. 78
  22. 65
  23. 81
  24. 28
  25. 63
  26. 58
  27. 31
  28. 36
  29. 38
  30. 40
  31. 64
  32. 48
  33. 27
  34. 46
  35. 44
  36. 20
  37. 41
  38. 38
  39. 53
  40. 35

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