← Averages lesson New set →

Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 209 · 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.Isha’s batting average after 12 innings is 38 runs. How many runs must Isha score in the next innings to raise the average to 41?
  2. 2.Marks of 5 friends in a quiz: 87, 59, 81, 83, 60. What is their average mark?
  3. 3.The average of 4 numbers is 60. When one more number is added, the average becomes 61. What number was added?
  4. 4.The average weight of 9 children is 33 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  5. 5.Marks of 5 friends in a quiz: 72, 80, 65, 52, 66. What is their average mark?
  6. 6.The average of 4 numbers is 33. When one more number is added, the average becomes 35. What number was added?
  7. 7.Marks of 5 friends in a quiz: 38, 22, 34, 19, 22. What is their average mark?
  8. 8.A shop sells an average of 77 kg of sugar a day for 6 days, and then 32 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  9. 9.The average weight of 6 children is 27 kg. One child, who weighs 37 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.A shop sells an average of 28 kg of sugar a day for 4 days, and then 58 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  11. 11.Arjun’s batting average after 5 innings is 50 runs. How many runs must Arjun score in the next innings to raise the average to 53?
  12. 12.The average of 4 numbers is 42. When one more number is added, the average becomes 43. What number was added?
  13. 13.Marks of 5 friends in a quiz: 6, 30, 14, 11, 44. What is their average mark?
  14. 14.The average of 6 numbers is 18. When one more number is added, the average becomes 20. What number was added?
  15. 15.Marks of 6 friends in a quiz: 76, 70, 53, 70, 55, 48. What is their average mark?
  16. 16.The average weight of 12 children is 41 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.Diya’s batting average after 14 innings is 20 runs. How many runs must Diya score in the next innings to raise the average to 23?
  18. 18.The average weight of 5 children is 45 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.The average weight of 6 children is 28 kg. One child, who weighs 33 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.Marks of 6 friends in a quiz: 40, 49, 37, 27, 26, 61. What is their average mark?
  21. 21.Marks of 5 friends in a quiz: 63, 65, 64, 60, 33. What is their average mark?
  22. 22.Marks of 5 friends in a quiz: 60, 82, 79, 57, 57. What is their average mark?
  23. 23.The average weight of 7 children is 36 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.The average of 7 numbers is 30. When one more number is added, the average becomes 34. What number was added?
  25. 25.A shop sells an average of 27 kg of sugar a day for 6 days, and then 57 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  26. 26.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)?
  27. 27.The average weight of 11 children is 28 kg. One child, who weighs 58 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.Marks of 6 friends in a quiz: 60, 71, 64, 61, 66, 68. What is their average mark?
  29. 29.The average of 8 numbers is 31. When one more number is added, the average becomes 32. What number was added?
  30. 30.A shop sells an average of 77 kg of sugar a day for 3 days, and then 65 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  31. 31.The average of 6 numbers is 49. When one more number is added, the average becomes 53. What number was added?
  32. 32.Marks of 4 friends in a quiz: 37, 41, 42, 44. What is their average mark?
  33. 33.Marks of 4 friends in a quiz: 31, 44, 35, 10. What is their average mark?
  34. 34.The average of 7 numbers is 36. When one more number is added, the average becomes 41. What number was added?
  35. 35.Marks of 5 friends in a quiz: 15, 31, 24, 21, 39. What is their average mark?
  36. 36.Saanvi’s batting average after 11 innings is 47 runs. How many runs must Saanvi score in the next innings to raise the average to 48?
  37. 37.The average of 5 numbers is 37. When one more number is added, the average becomes 40. What number was added?
  38. 38.Kavya’s batting average after 8 innings is 22 runs. How many runs must Kavya score in the next innings to raise the average to 23?
  39. 39.Marks of 5 friends in a quiz: 30, 40, 42, 50, 48. What is their average mark?
  40. 40.The average weight of 7 children is 37 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 77
  2. 74
  3. 65
  4. 32
  5. 67
  6. 43
  7. 27
  8. 59
  9. 25
  10. 38
  11. 68
  12. 47
  13. 21
  14. 32
  15. 62
  16. 39
  17. 65
  18. 44
  19. 27
  20. 40
  21. 57
  22. 67
  23. 33
  24. 62
  25. 42
  26. 28
  27. 25
  28. 65
  29. 40
  30. 71
  31. 77
  32. 41
  33. 30
  34. 76
  35. 26
  36. 59
  37. 55
  38. 31
  39. 42
  40. 35

Free quantitative aptitude lessons, practice and worksheets at talentjr.in/quantitative-aptitude