← Averages lesson New set →

Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 309 · 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 5 numbers is 22. When one more number is added, the average becomes 23. What number was added?
  2. 2.Marks of 5 friends in a quiz: 58, 49, 40, 32, 36. What is their average mark?
  3. 3.A shop sells an average of 73 kg of sugar a day for 6 days, and then 52 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  4. 4.Marks of 4 friends in a quiz: 81, 58, 61, 68. What is their average mark?
  5. 5.Marks of 6 friends in a quiz: 32, 55, 55, 44, 46, 50. What is their average mark?
  6. 6.The average weight of 6 children is 44 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.The average of 6 numbers is 24. When one more number is added, the average becomes 25. What number was added?
  8. 8.Marks of 4 friends in a quiz: 42, 32, 41, 53. What is their average mark?
  9. 9.Arjun’s batting average after 10 innings is 40 runs. How many runs must Arjun score in the next innings to raise the average to 44?
  10. 10.Marks of 6 friends in a quiz: 21, 42, 26, 30, 23, 74. What is their average mark?
  11. 11.The average weight of 11 children is 44 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.The average weight of 9 children is 26 kg. One child, who weighs 34 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.The average weight of 5 children is 48 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.The average weight of 6 children is 35 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.Marks of 6 friends in a quiz: 13, 12, 34, 35, 10, 22. What is their average mark?
  16. 16.Dev’s batting average after 14 innings is 38 runs. How many runs must Dev score in the next innings to raise the average to 39?
  17. 17.The average weight of 9 children is 46 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  18. 18.Meera’s batting average after 15 innings is 27 runs. How many runs must Meera score in the next innings to raise the average to 28?
  19. 19.The average of 7 numbers is 45. When one more number is added, the average becomes 49. What number was added?
  20. 20.The average weight of 11 children is 44 kg. One child, who weighs 64 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.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)?
  22. 22.A shop sells an average of 29 kg of sugar a day for 6 days, and then 21 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  23. 23.Marks of 6 friends in a quiz: 24, 27, 26, 9, 25, 15. What is their average mark?
  24. 24.Karan’s batting average after 11 innings is 40 runs. How many runs must Karan score in the next innings to raise the average to 41?
  25. 25.The average of 9 numbers is 44. When one more number is added, the average becomes 47. What number was added?
  26. 26.Karan’s batting average after 9 innings is 49 runs. How many runs must Karan score in the next innings to raise the average to 50?
  27. 27.The average of 4 numbers is 32. When one more number is added, the average becomes 36. What number was added?
  28. 28.A shop sells an average of 30 kg of sugar a day for 5 days, and then 70 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  29. 29.The average of 5 numbers is 32. When one more number is added, the average becomes 36. What number was added?
  30. 30.Marks of 5 friends in a quiz: 46, 32, 50, 40, 27. What is their average mark?
  31. 31.The average weight of 9 children is 30 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  32. 32.Isha’s batting average after 11 innings is 27 runs. How many runs must Isha score in the next innings to raise the average to 28?
  33. 33.A shop sells an average of 39 kg of sugar a day for 6 days, and then 51 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  34. 34.Marks of 5 friends in a quiz: 41, 47, 60, 57, 25. What is their average mark?
  35. 35.Vivaan’s batting average after 11 innings is 35 runs. How many runs must Vivaan score in the next innings to raise the average to 40?
  36. 36.Marks of 4 friends in a quiz: 69, 43, 70, 42. What is their average mark?
  37. 37.The average of 5 numbers is 43. When one more number is added, the average becomes 47. What number was added?
  38. 38.The average of 5 numbers is 43. When one more number is added, the average becomes 48. What number was added?
  39. 39.A shop sells an average of 36 kg of sugar a day for 6 days, and then 40 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  40. 40.The average weight of 7 children is 29 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 28
  2. 43
  3. 66
  4. 67
  5. 47
  6. 43
  7. 31
  8. 42
  9. 84
  10. 36
  11. 43
  12. 25
  13. 45
  14. 33
  15. 21
  16. 53
  17. 45
  18. 43
  19. 77
  20. 42
  21. 44
  22. 25
  23. 21
  24. 52
  25. 74
  26. 59
  27. 52
  28. 50
  29. 56
  30. 39
  31. 28
  32. 39
  33. 45
  34. 46
  35. 95
  36. 56
  37. 67
  38. 73
  39. 37
  40. 26

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