← Averages lesson New set →

Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 727 · 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 29 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.The average of 5 numbers is 45. When one more number is added, the average becomes 51. What number was added?
  3. 3.Ananya’s batting average after 13 innings is 26 runs. How many runs must Ananya score in the next innings to raise the average to 31?
  4. 4.Marks of 6 friends in a quiz: 55, 57, 54, 64, 55, 87. What is their average mark?
  5. 5.The average weight of 8 children is 34 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.Isha’s batting average after 10 innings is 49 runs. How many runs must Isha score in the next innings to raise the average to 51?
  7. 7.The average weight of 10 children is 33 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  8. 8.The average of 7 numbers is 37. When one more number is added, the average becomes 38. What number was added?
  9. 9.The average of 7 numbers is 56. When one more number is added, the average becomes 62. What number was added?
  10. 10.Marks of 4 friends in a quiz: 81, 83, 92, 64. What is their average mark?
  11. 11.The average of 4 numbers is 54. When one more number is added, the average becomes 57. What number was added?
  12. 12.A shop sells an average of 59 kg of sugar a day for 4 days, and then 21 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  13. 13.Sneha’s batting average after 6 innings is 49 runs. How many runs must Sneha score in the next innings to raise the average to 51?
  14. 14.A shop sells an average of 34 kg of sugar a day for 5 days, and then 74 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  15. 15.Marks of 5 friends in a quiz: 38, 48, 37, 32, 80. What is their average mark?
  16. 16.The average of 4 numbers is 20. When one more number is added, the average becomes 26. What number was added?
  17. 17.The average of 7 numbers is 16. When one more number is added, the average becomes 17. What number was added?
  18. 18.The average of 8 numbers is 25. When one more number is added, the average becomes 28. What number was added?
  19. 19.The average of 4 numbers is 44. When one more number is added, the average becomes 45. What number was added?
  20. 20.Marks of 4 friends in a quiz: 62, 87, 71, 68. What is their average mark?
  21. 21.Arjun’s batting average after 14 innings is 42 runs. How many runs must Arjun score in the next innings to raise the average to 47?
  22. 22.The average of 4 numbers is 46. When one more number is added, the average becomes 52. What number was added?
  23. 23.The average of 4 numbers is 27. When one more number is added, the average becomes 29. What number was added?
  24. 24.Marks of 6 friends in a quiz: 87, 67, 89, 78, 81, 54. What is their average mark?
  25. 25.The average of 4 numbers is 17. When one more number is added, the average becomes 18. What number was added?
  26. 26.The average of 8 numbers is 46. When one more number is added, the average becomes 48. What number was added?
  27. 27.A shop sells an average of 29 kg of sugar a day for 6 days, and then 35 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  28. 28.Ananya’s batting average after 13 innings is 28 runs. How many runs must Ananya score in the next innings to raise the average to 30?
  29. 29.Farhan’s batting average after 8 innings is 26 runs. How many runs must Farhan score in the next innings to raise the average to 31?
  30. 30.A shop sells an average of 35 kg of sugar a day for 5 days, and then 43 kg a day for the next 3 days. What is the average sale per day for all 8 days (in kg)?
  31. 31.Ananya’s batting average after 6 innings is 29 runs. How many runs must Ananya score in the next innings to raise the average to 31?
  32. 32.The average of 7 numbers is 44. When one more number is added, the average becomes 46. What number was added?
  33. 33.The average of 6 numbers is 36. When one more number is added, the average becomes 37. What number was added?
  34. 34.Ananya’s batting average after 14 innings is 50 runs. How many runs must Ananya score in the next innings to raise the average to 51?
  35. 35.The average of 7 numbers is 24. When one more number is added, the average becomes 28. What number was added?
  36. 36.The average weight of 9 children is 38 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.Zoya’s batting average after 10 innings is 20 runs. How many runs must Zoya score in the next innings to raise the average to 24?
  38. 38.A shop sells an average of 61 kg of sugar a day for 5 days, and then 71 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  39. 39.Rahul’s batting average after 12 innings is 33 runs. How many runs must Rahul score in the next innings to raise the average to 38?
  40. 40.The average weight of 7 children is 37 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 27
  2. 81
  3. 96
  4. 62
  5. 33
  6. 71
  7. 32
  8. 45
  9. 104
  10. 80
  11. 69
  12. 40
  13. 63
  14. 54
  15. 47
  16. 50
  17. 24
  18. 52
  19. 49
  20. 72
  21. 117
  22. 76
  23. 37
  24. 76
  25. 22
  26. 64
  27. 31
  28. 56
  29. 71
  30. 38
  31. 43
  32. 60
  33. 43
  34. 65
  35. 56
  36. 37
  37. 64
  38. 66
  39. 98
  40. 36

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