← Averages lesson New set →

Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 142 · 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 weight of 12 children is 45 kg. One child, who weighs 67 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.The average of 9 numbers is 53. When one more number is added, the average becomes 59. What number was added?
  3. 3.A shop sells an average of 75 kg of sugar a day for 2 days, and then 50 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  4. 4.Arjun’s batting average after 8 innings is 20 runs. How many runs must Arjun score in the next innings to raise the average to 21?
  5. 5.Marks of 4 friends in a quiz: 49, 20, 32, 39. What is their average mark?
  6. 6.Marks of 4 friends in a quiz: 23, 40, 23, 50. What is their average mark?
  7. 7.Marks of 5 friends in a quiz: 30, 24, 45, 40, 36. What is their average mark?
  8. 8.A shop sells an average of 29 kg of sugar a day for 2 days, and then 22 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  9. 9.The average of 8 numbers is 55. When one more number is added, the average becomes 58. What number was added?
  10. 10.A shop sells an average of 51 kg of sugar a day for 2 days, and then 75 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  11. 11.A shop sells an average of 45 kg of sugar a day for 5 days, and then 57 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  12. 12.A shop sells an average of 41 kg of sugar a day for 2 days, and then 35 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  13. 13.A shop sells an average of 22 kg of sugar a day for 4 days, and then 68 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  14. 14.Dev’s batting average after 13 innings is 41 runs. How many runs must Dev score in the next innings to raise the average to 46?
  15. 15.Ishaan’s batting average after 5 innings is 27 runs. How many runs must Ishaan score in the next innings to raise the average to 29?
  16. 16.Isha’s batting average after 13 innings is 48 runs. How many runs must Isha score in the next innings to raise the average to 52?
  17. 17.The average weight of 8 children is 35 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  18. 18.The average weight of 6 children is 29 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.The average weight of 8 children is 34 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.Marks of 6 friends in a quiz: 41, 61, 46, 65, 40, 71. What is their average mark?
  21. 21.Manav’s batting average after 8 innings is 38 runs. How many runs must Manav score in the next innings to raise the average to 43?
  22. 22.Marks of 4 friends in a quiz: 37, 37, 22, 44. What is their average mark?
  23. 23.The average weight of 11 children is 30 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.Marks of 6 friends in a quiz: 32, 62, 54, 37, 35, 62. What is their average mark?
  25. 25.Meera’s batting average after 14 innings is 36 runs. How many runs must Meera score in the next innings to raise the average to 40?
  26. 26.The average weight of 7 children is 40 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.Nisha’s batting average after 8 innings is 31 runs. How many runs must Nisha score in the next innings to raise the average to 32?
  28. 28.Dev’s batting average after 5 innings is 39 runs. How many runs must Dev score in the next innings to raise the average to 41?
  29. 29.Kavya’s batting average after 11 innings is 43 runs. How many runs must Kavya score in the next innings to raise the average to 44?
  30. 30.The average weight of 8 children is 29 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.Marks of 4 friends in a quiz: 92, 95, 76, 65. What is their average mark?
  32. 32.A shop sells an average of 51 kg of sugar a day for 3 days, and then 69 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  33. 33.A shop sells an average of 36 kg of sugar a day for 2 days, and then 32 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  34. 34.Marks of 4 friends in a quiz: 39, 36, 29, 44. What is their average mark?
  35. 35.Marks of 4 friends in a quiz: 72, 62, 53, 57. What is their average mark?
  36. 36.Marks of 4 friends in a quiz: 41, 21, 33, 33. What is their average mark?
  37. 37.The average of 4 numbers is 43. When one more number is added, the average becomes 45. What number was added?
  38. 38.A shop sells an average of 78 kg of sugar a day for 6 days, and then 57 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  39. 39.Meera’s batting average after 7 innings is 39 runs. How many runs must Meera score in the next innings to raise the average to 40?
  40. 40.A shop sells an average of 32 kg of sugar a day for 2 days, and then 68 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?

Answer key

  1. 43
  2. 113
  3. 60
  4. 29
  5. 35
  6. 34
  7. 35
  8. 24
  9. 82
  10. 63
  11. 51
  12. 38
  13. 45
  14. 111
  15. 39
  16. 104
  17. 33
  18. 27
  19. 31
  20. 54
  21. 83
  22. 35
  23. 27
  24. 47
  25. 96
  26. 39
  27. 40
  28. 51
  29. 55
  30. 28
  31. 82
  32. 60
  33. 34
  34. 37
  35. 61
  36. 32
  37. 53
  38. 71
  39. 47
  40. 59

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