← Averages lesson New set →

Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 19 · 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.Diya’s batting average after 13 innings is 25 runs. How many runs must Diya score in the next innings to raise the average to 30?
  2. 2.Marks of 4 friends in a quiz: 39, 65, 60, 52. What is their average mark?
  3. 3.Marks of 6 friends in a quiz: 97, 78, 83, 91, 76, 73. What is their average mark?
  4. 4.The average weight of 7 children is 31 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  5. 5.The average weight of 11 children is 32 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.The average of 9 numbers is 36. When one more number is added, the average becomes 40. What number was added?
  7. 7.The average of 7 numbers is 37. When one more number is added, the average becomes 39. What number was added?
  8. 8.Marks of 6 friends in a quiz: 68, 70, 65, 90, 79, 78. What is their average mark?
  9. 9.The average of 5 numbers is 33. When one more number is added, the average becomes 39. What number was added?
  10. 10.A shop sells an average of 31 kg of sugar a day for 3 days, and then 46 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  11. 11.The average of 7 numbers is 55. When one more number is added, the average becomes 58. What number was added?
  12. 12.Priya’s batting average after 13 innings is 29 runs. How many runs must Priya score in the next innings to raise the average to 33?
  13. 13.Vivaan’s batting average after 5 innings is 21 runs. How many runs must Vivaan score in the next innings to raise the average to 23?
  14. 14.The average weight of 7 children is 44 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.The average weight of 8 children is 32 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.The average weight of 9 children is 37 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.A shop sells an average of 70 kg of sugar a day for 6 days, and then 31 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  18. 18.The average of 8 numbers is 37. When one more number is added, the average becomes 42. What number was added?
  19. 19.The average of 6 numbers is 19. When one more number is added, the average becomes 21. What number was added?
  20. 20.The average weight of 6 children is 29 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.A shop sells an average of 68 kg of sugar a day for 3 days, and then 53 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  22. 22.The average weight of 11 children is 28 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.The average of 5 numbers is 15. When one more number is added, the average becomes 18. What number was added?
  24. 24.The average weight of 6 children is 45 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.A shop sells an average of 22 kg of sugar a day for 3 days, and then 44 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  26. 26.Farhan’s batting average after 13 innings is 45 runs. How many runs must Farhan score in the next innings to raise the average to 49?
  27. 27.Aarav’s batting average after 8 innings is 38 runs. How many runs must Aarav score in the next innings to raise the average to 39?
  28. 28.Marks of 6 friends in a quiz: 46, 34, 24, 23, 26, 39. What is their average mark?
  29. 29.The average weight of 5 children is 42 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.A shop sells an average of 73 kg of sugar a day for 4 days, and then 23 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  31. 31.A shop sells an average of 39 kg of sugar a day for 3 days, and then 31 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  32. 32.Marks of 4 friends in a quiz: 59, 65, 72, 36. What is their average mark?
  33. 33.A shop sells an average of 50 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)?
  34. 34.Vivaan’s batting average after 10 innings is 25 runs. How many runs must Vivaan score in the next innings to raise the average to 26?
  35. 35.A shop sells an average of 80 kg of sugar a day for 6 days, and then 65 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  36. 36.The average of 7 numbers is 26. When one more number is added, the average becomes 29. What number was added?
  37. 37.Marks of 4 friends in a quiz: 74, 66, 77, 35. What is their average mark?
  38. 38.Zoya’s batting average after 7 innings is 25 runs. How many runs must Zoya score in the next innings to raise the average to 30?
  39. 39.The average of 7 numbers is 52. When one more number is added, the average becomes 53. What number was added?
  40. 40.Marks of 4 friends in a quiz: 71, 48, 54, 63. What is their average mark?

Answer key

  1. 95
  2. 54
  3. 83
  4. 29
  5. 31
  6. 76
  7. 53
  8. 75
  9. 69
  10. 37
  11. 79
  12. 85
  13. 33
  14. 43
  15. 31
  16. 35
  17. 57
  18. 82
  19. 33
  20. 26
  21. 62
  22. 27
  23. 33
  24. 42
  25. 33
  26. 101
  27. 47
  28. 32
  29. 39
  30. 43
  31. 34
  32. 58
  33. 62
  34. 36
  35. 74
  36. 50
  37. 63
  38. 65
  39. 60
  40. 59

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