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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 190 · 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 5 friends in a quiz: 31, 25, 38, 11, 25. What is their average mark?
  2. 2.A shop sells an average of 67 kg of sugar a day for 2 days, and then 23 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  3. 3.Marks of 6 friends in a quiz: 75, 65, 87, 61, 79, 89. What is their average mark?
  4. 4.Manav’s batting average after 9 innings is 40 runs. How many runs must Manav score in the next innings to raise the average to 43?
  5. 5.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)?
  6. 6.The average of 5 numbers is 19. When one more number is added, the average becomes 22. What number was added?
  7. 7.Marks of 4 friends in a quiz: 66, 56, 51, 39. What is their average mark?
  8. 8.The average of 8 numbers is 25. When one more number is added, the average becomes 26. What number was added?
  9. 9.Isha’s batting average after 6 innings is 23 runs. How many runs must Isha score in the next innings to raise the average to 24?
  10. 10.Dev’s batting average after 11 innings is 21 runs. How many runs must Dev score in the next innings to raise the average to 22?
  11. 11.The average of 7 numbers is 45. When one more number is added, the average becomes 51. What number was added?
  12. 12.The average weight of 12 children is 44 kg. One child, who weighs 66 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.A shop sells an average of 73 kg of sugar a day for 6 days, and then 33 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  14. 14.The average weight of 7 children is 39 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.The average of 6 numbers is 57. When one more number is added, the average becomes 63. What number was added?
  16. 16.Ishaan’s batting average after 10 innings is 27 runs. How many runs must Ishaan score in the next innings to raise the average to 28?
  17. 17.The average of 5 numbers is 57. When one more number is added, the average becomes 58. What number was added?
  18. 18.Arjun’s batting average after 11 innings is 25 runs. How many runs must Arjun score in the next innings to raise the average to 29?
  19. 19.Marks of 6 friends in a quiz: 39, 36, 39, 45, 38, 37. What is their average mark?
  20. 20.A shop sells an average of 64 kg of sugar a day for 3 days, and then 20 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  21. 21.The average weight of 6 children is 44 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.Marks of 6 friends in a quiz: 72, 79, 70, 89, 78, 92. What is their average mark?
  23. 23.Kavya’s batting average after 5 innings is 42 runs. How many runs must Kavya score in the next innings to raise the average to 43?
  24. 24.Marks of 4 friends in a quiz: 93, 75, 80, 88. What is their average mark?
  25. 25.Marks of 4 friends in a quiz: 53, 40, 26, 33. What is their average mark?
  26. 26.The average of 5 numbers is 59. When one more number is added, the average becomes 62. What number was added?
  27. 27.Marks of 4 friends in a quiz: 28, 46, 27, 59. What is their average mark?
  28. 28.The average of 7 numbers is 37. When one more number is added, the average becomes 38. What number was added?
  29. 29.The average weight of 5 children is 31 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.Dev’s batting average after 8 innings is 48 runs. How many runs must Dev score in the next innings to raise the average to 52?
  31. 31.The average weight of 6 children is 31 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
  32. 32.The average of 6 numbers is 26. When one more number is added, the average becomes 28. What number was added?
  33. 33.The average weight of 6 children is 31 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.The average of 5 numbers is 47. When one more number is added, the average becomes 50. What number was added?
  35. 35.The average weight of 11 children is 35 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.Rahul’s batting average after 11 innings is 50 runs. How many runs must Rahul score in the next innings to raise the average to 52?
  37. 37.Marks of 4 friends in a quiz: 65, 86, 82, 87. What is their average mark?
  38. 38.Marks of 5 friends in a quiz: 71, 65, 81, 61, 52. What is their average mark?
  39. 39.Meera’s batting average after 8 innings is 49 runs. How many runs must Meera score in the next innings to raise the average to 51?
  40. 40.The average weight of 7 children is 31 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 26
  2. 34
  3. 76
  4. 70
  5. 28
  6. 37
  7. 53
  8. 34
  9. 30
  10. 33
  11. 93
  12. 42
  13. 63
  14. 37
  15. 99
  16. 38
  17. 63
  18. 73
  19. 39
  20. 42
  21. 42
  22. 80
  23. 48
  24. 84
  25. 38
  26. 77
  27. 40
  28. 45
  29. 30
  30. 84
  31. 30
  32. 40
  33. 28
  34. 65
  35. 33
  36. 74
  37. 80
  38. 66
  39. 67
  40. 29

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