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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 363 · 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 42. When one more number is added, the average becomes 47. What number was added?
  2. 2.The average of 6 numbers is 39. When one more number is added, the average becomes 44. What number was added?
  3. 3.Meera’s batting average after 12 innings is 43 runs. How many runs must Meera score in the next innings to raise the average to 46?
  4. 4.Marks of 4 friends in a quiz: 78, 71, 65, 90. What is their average mark?
  5. 5.Marks of 5 friends in a quiz: 77, 81, 82, 67, 68. What is their average mark?
  6. 6.Marks of 4 friends in a quiz: 22, 48, 41, 33. What is their average mark?
  7. 7.Marks of 4 friends in a quiz: 44, 53, 48, 15. What is their average mark?
  8. 8.A shop sells an average of 73 kg of sugar a day for 6 days, and then 63 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  9. 9.Marks of 5 friends in a quiz: 28, 48, 30, 54, 35. What is their average mark?
  10. 10.Karan’s batting average after 6 innings is 25 runs. How many runs must Karan score in the next innings to raise the average to 27?
  11. 11.Marks of 5 friends in a quiz: 14, 20, 26, 16, 59. What is their average mark?
  12. 12.A shop sells an average of 51 kg of sugar a day for 6 days, and then 71 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  13. 13.The average of 6 numbers is 56. When one more number is added, the average becomes 57. What number was added?
  14. 14.Kabir’s batting average after 13 innings is 47 runs. How many runs must Kabir score in the next innings to raise the average to 51?
  15. 15.The average weight of 6 children is 30 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.Kabir’s batting average after 13 innings is 34 runs. How many runs must Kabir score in the next innings to raise the average to 38?
  17. 17.The average weight of 9 children is 28 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  18. 18.The average weight of 7 children is 41 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.A shop sells an average of 74 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)?
  20. 20.The average of 8 numbers is 21. When one more number is added, the average becomes 22. What number was added?
  21. 21.Nisha’s batting average after 6 innings is 22 runs. How many runs must Nisha score in the next innings to raise the average to 26?
  22. 22.The average weight of 12 children is 46 kg. One child, who weighs 68 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.The average of 7 numbers is 55. When one more number is added, the average becomes 61. What number was added?
  24. 24.Ananya’s batting average after 10 innings is 33 runs. How many runs must Ananya score in the next innings to raise the average to 34?
  25. 25.Marks of 6 friends in a quiz: 27, 39, 47, 31, 48, 54. What is their average mark?
  26. 26.A shop sells an average of 80 kg of sugar a day for 6 days, and then 68 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  27. 27.Marks of 4 friends in a quiz: 41, 31, 37, 59. What is their average mark?
  28. 28.The average weight of 6 children is 39 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.Tara’s batting average after 9 innings is 41 runs. How many runs must Tara score in the next innings to raise the average to 42?
  30. 30.Marks of 4 friends in a quiz: 68, 69, 55, 48. What is their average mark?
  31. 31.Marks of 5 friends in a quiz: 49, 45, 70, 68, 53. What is their average mark?
  32. 32.A shop sells an average of 62 kg of sugar a day for 3 days, and then 70 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  33. 33.The average of 5 numbers is 45. When one more number is added, the average becomes 46. What number was added?
  34. 34.The average of 7 numbers is 25. When one more number is added, the average becomes 27. What number was added?
  35. 35.Arjun’s batting average after 14 innings is 22 runs. How many runs must Arjun score in the next innings to raise the average to 24?
  36. 36.A shop sells an average of 37 kg of sugar a day for 2 days, and then 51 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  37. 37.The average weight of 8 children is 27 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.Nisha’s batting average after 8 innings is 39 runs. How many runs must Nisha score in the next innings to raise the average to 42?
  39. 39.A shop sells an average of 78 kg of sugar a day for 5 days, and then 22 kg a day for the next 3 days. What is the average sale per day for all 8 days (in kg)?
  40. 40.The average weight of 8 children is 40 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 67
  2. 74
  3. 82
  4. 76
  5. 75
  6. 36
  7. 40
  8. 68
  9. 39
  10. 39
  11. 27
  12. 61
  13. 63
  14. 103
  15. 29
  16. 90
  17. 26
  18. 38
  19. 76
  20. 30
  21. 50
  22. 44
  23. 103
  24. 44
  25. 41
  26. 76
  27. 42
  28. 38
  29. 51
  30. 60
  31. 57
  32. 66
  33. 51
  34. 41
  35. 52
  36. 44
  37. 25
  38. 66
  39. 57
  40. 37

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