← Averages lesson New set →

Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 136 · 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 49. When one more number is added, the average becomes 53. What number was added?
  2. 2.A shop sells an average of 31 kg of sugar a day for 2 days, and then 56 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  3. 3.Marks of 4 friends in a quiz: 21, 31, 46, 26. What is their average mark?
  4. 4.The average weight of 5 children is 29 kg. One child, who weighs 33 kg, leaves the group. What is the new average weight (in kg)?
  5. 5.Marks of 4 friends in a quiz: 64, 79, 59, 70. What is their average mark?
  6. 6.The average weight of 10 children is 47 kg. One child, who weighs 74 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.A shop sells an average of 24 kg of sugar a day for 3 days, and then 32 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  8. 8.A shop sells an average of 54 kg of sugar a day for 5 days, and then 34 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  9. 9.The average weight of 9 children is 27 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.A shop sells an average of 47 kg of sugar a day for 2 days, and then 49 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  11. 11.The average of 6 numbers is 42. When one more number is added, the average becomes 44. What number was added?
  12. 12.Marks of 6 friends in a quiz: 32, 30, 31, 44, 60, 73. What is their average mark?
  13. 13.A shop sells an average of 78 kg of sugar a day for 5 days, and then 64 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  14. 14.The average weight of 11 children is 33 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.A shop sells an average of 28 kg of sugar a day for 4 days, and then 77 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  16. 16.A shop sells an average of 40 kg of sugar a day for 3 days, and then 20 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  17. 17.The average of 4 numbers is 17. When one more number is added, the average becomes 23. What number was added?
  18. 18.A shop sells an average of 59 kg of sugar a day for 4 days, and then 39 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  19. 19.Aarav’s batting average after 11 innings is 31 runs. How many runs must Aarav score in the next innings to raise the average to 33?
  20. 20.The average of 4 numbers is 35. When one more number is added, the average becomes 41. What number was added?
  21. 21.Rohan’s batting average after 13 innings is 23 runs. How many runs must Rohan score in the next innings to raise the average to 24?
  22. 22.A shop sells an average of 44 kg of sugar a day for 4 days, and then 56 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  23. 23.The average weight of 9 children is 28 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.The average of 4 numbers is 56. When one more number is added, the average becomes 58. What number was added?
  25. 25.The average of 6 numbers is 35. When one more number is added, the average becomes 38. What number was added?
  26. 26.The average weight of 6 children is 31 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.The average of 7 numbers is 18. When one more number is added, the average becomes 19. What number was added?
  28. 28.Vivaan’s batting average after 15 innings is 20 runs. How many runs must Vivaan score in the next innings to raise the average to 24?
  29. 29.The average of 5 numbers is 24. When one more number is added, the average becomes 30. What number was added?
  30. 30.Manav’s batting average after 12 innings is 32 runs. How many runs must Manav score in the next innings to raise the average to 36?
  31. 31.A shop sells an average of 61 kg of sugar a day for 4 days, and then 56 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  32. 32.The average of 8 numbers is 21. When one more number is added, the average becomes 22. What number was added?
  33. 33.Marks of 6 friends in a quiz: 56, 65, 48, 53, 62, 70. What is their average mark?
  34. 34.The average of 5 numbers is 15. When one more number is added, the average becomes 17. What number was added?
  35. 35.A shop sells an average of 26 kg of sugar a day for 2 days, and then 50 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  36. 36.Marks of 5 friends in a quiz: 91, 80, 78, 91, 40. What is their average mark?
  37. 37.Marks of 5 friends in a quiz: 32, 31, 50, 36, 26. What is their average mark?
  38. 38.Diya’s batting average after 7 innings is 41 runs. How many runs must Diya score in the next innings to raise the average to 46?
  39. 39.The average of 6 numbers is 17. When one more number is added, the average becomes 21. What number was added?
  40. 40.The average weight of 11 children is 29 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 69
  2. 46
  3. 31
  4. 28
  5. 68
  6. 44
  7. 29
  8. 44
  9. 25
  10. 48
  11. 56
  12. 45
  13. 71
  14. 31
  15. 49
  16. 30
  17. 47
  18. 47
  19. 55
  20. 65
  21. 37
  22. 48
  23. 25
  24. 66
  25. 56
  26. 30
  27. 26
  28. 84
  29. 60
  30. 84
  31. 58
  32. 30
  33. 59
  34. 27
  35. 38
  36. 76
  37. 35
  38. 81
  39. 45
  40. 27

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