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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 286 · 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.The average of 4 numbers is 32. When one more number is added, the average becomes 37. What number was added?
  2. 2.Marks of 5 friends in a quiz: 56, 67, 50, 71, 36. What is their average mark?
  3. 3.The average of 6 numbers is 48. When one more number is added, the average becomes 54. What number was added?
  4. 4.A shop sells an average of 24 kg of sugar a day for 4 days, and then 38 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  5. 5.A shop sells an average of 37 kg of sugar a day for 2 days, and then 22 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  6. 6.Vivaan’s batting average after 6 innings is 41 runs. How many runs must Vivaan score in the next innings to raise the average to 44?
  7. 7.A shop sells an average of 28 kg of sugar a day for 4 days, and then 52 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  8. 8.Rohan’s batting average after 8 innings is 40 runs. How many runs must Rohan score in the next innings to raise the average to 43?
  9. 9.Marks of 4 friends in a quiz: 42, 46, 50, 54. What is their average mark?
  10. 10.The average weight of 10 children is 33 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.The average of 7 numbers is 38. When one more number is added, the average becomes 43. What number was added?
  12. 12.The average of 8 numbers is 32. When one more number is added, the average becomes 34. What number was added?
  13. 13.Marks of 4 friends in a quiz: 40, 59, 48, 29. What is their average mark?
  14. 14.Marks of 6 friends in a quiz: 67, 53, 46, 60, 47, 57. What is their average mark?
  15. 15.The average of 8 numbers is 48. When one more number is added, the average becomes 51. What number was added?
  16. 16.The average of 8 numbers is 53. When one more number is added, the average becomes 58. What number was added?
  17. 17.A shop sells an average of 70 kg of sugar a day for 6 days, and then 78 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  18. 18.A shop sells an average of 62 kg of sugar a day for 6 days, and then 54 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  19. 19.The average of 6 numbers is 49. When one more number is added, the average becomes 50. What number was added?
  20. 20.Marks of 5 friends in a quiz: 29, 34, 23, 18, 41. What is their average mark?
  21. 21.Marks of 6 friends in a quiz: 57, 43, 36, 45, 37, 82. What is their average mark?
  22. 22.Marks of 4 friends in a quiz: 81, 72, 82, 93. What is their average mark?
  23. 23.The average weight of 6 children is 41 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.A shop sells an average of 49 kg of sugar a day for 6 days, and then 61 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  25. 25.Marks of 6 friends in a quiz: 58, 42, 38, 60, 48, 60. What is their average mark?
  26. 26.The average of 4 numbers is 47. When one more number is added, the average becomes 49. What number was added?
  27. 27.Marks of 4 friends in a quiz: 41, 49, 65, 53. What is their average mark?
  28. 28.The average of 6 numbers is 19. When one more number is added, the average becomes 23. What number was added?
  29. 29.The average weight of 8 children is 33 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.The average of 6 numbers is 58. When one more number is added, the average becomes 59. What number was added?
  31. 31.Marks of 6 friends in a quiz: 20, 24, 19, 19, 27, 65. What is their average mark?
  32. 32.A shop sells an average of 41 kg of sugar a day for 3 days, and then 59 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  33. 33.Isha’s batting average after 15 innings is 35 runs. How many runs must Isha score in the next innings to raise the average to 37?
  34. 34.The average weight of 10 children is 41 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.Manav’s batting average after 12 innings is 43 runs. How many runs must Manav score in the next innings to raise the average to 46?
  36. 36.Ishaan’s batting average after 15 innings is 49 runs. How many runs must Ishaan score in the next innings to raise the average to 53?
  37. 37.The average weight of 5 children is 36 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.The average weight of 7 children is 29 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.A shop sells an average of 38 kg of sugar a day for 6 days, and then 32 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  40. 40.The average of 4 numbers is 52. When one more number is added, the average becomes 53. What number was added?

Answer key

  1. 57
  2. 56
  3. 90
  4. 30
  5. 28
  6. 62
  7. 36
  8. 67
  9. 48
  10. 30
  11. 78
  12. 50
  13. 44
  14. 55
  15. 75
  16. 98
  17. 74
  18. 60
  19. 56
  20. 29
  21. 50
  22. 82
  23. 38
  24. 55
  25. 51
  26. 57
  27. 52
  28. 47
  29. 32
  30. 65
  31. 29
  32. 53
  33. 67
  34. 40
  35. 82
  36. 113
  37. 35
  38. 28
  39. 36
  40. 57

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