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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 315 · 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 5 children is 41 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.Rahul’s batting average after 10 innings is 40 runs. How many runs must Rahul score in the next innings to raise the average to 45?
  3. 3.The average of 8 numbers is 59. When one more number is added, the average becomes 65. What number was added?
  4. 4.Marks of 4 friends in a quiz: 36, 38, 43, 63. What is their average mark?
  5. 5.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)?
  6. 6.Farhan’s batting average after 6 innings is 26 runs. How many runs must Farhan score in the next innings to raise the average to 28?
  7. 7.A shop sells an average of 54 kg of sugar a day for 5 days, and then 68 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?
  8. 8.The average of 4 numbers is 60. When one more number is added, the average becomes 65. What number was added?
  9. 9.The average weight of 8 children is 31 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.A shop sells an average of 30 kg of sugar a day for 5 days, and then 80 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  11. 11.A shop sells an average of 69 kg of sugar a day for 5 days, and then 51 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  12. 12.Meera’s batting average after 7 innings is 47 runs. How many runs must Meera score in the next innings to raise the average to 52?
  13. 13.A shop sells an average of 21 kg of sugar a day for 3 days, and then 24 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  14. 14.The average of 7 numbers is 35. When one more number is added, the average becomes 41. What number was added?
  15. 15.The average of 6 numbers is 31. When one more number is added, the average becomes 36. What number was added?
  16. 16.Marks of 6 friends in a quiz: 95, 96, 84, 90, 74, 89. What is their average mark?
  17. 17.The average of 7 numbers is 27. When one more number is added, the average becomes 30. What number was added?
  18. 18.A shop sells an average of 40 kg of sugar a day for 2 days, and then 44 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  19. 19.The average weight of 9 children is 41 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.Aarav’s batting average after 15 innings is 27 runs. How many runs must Aarav score in the next innings to raise the average to 28?
  21. 21.The average of 9 numbers is 33. When one more number is added, the average becomes 35. What number was added?
  22. 22.Marks of 4 friends in a quiz: 54, 43, 61, 54. What is their average mark?
  23. 23.The average of 6 numbers is 25. When one more number is added, the average becomes 29. What number was added?
  24. 24.Rahul’s batting average after 7 innings is 48 runs. How many runs must Rahul score in the next innings to raise the average to 52?
  25. 25.A shop sells an average of 48 kg of sugar a day for 3 days, and then 55 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  26. 26.Marks of 6 friends in a quiz: 60, 59, 65, 81, 57, 98. What is their average mark?
  27. 27.The average of 4 numbers is 15. When one more number is added, the average becomes 16. What number was added?
  28. 28.Marks of 5 friends in a quiz: 50, 48, 47, 30, 25. What is their average mark?
  29. 29.The average of 7 numbers is 54. When one more number is added, the average becomes 59. What number was added?
  30. 30.The average weight of 9 children is 39 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.Marks of 6 friends in a quiz: 34, 7, 25, 20, 13, 27. What is their average mark?
  32. 32.Zoya’s batting average after 15 innings is 49 runs. How many runs must Zoya score in the next innings to raise the average to 51?
  33. 33.The average weight of 6 children is 28 kg. One child, who weighs 33 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.Rohan’s batting average after 7 innings is 24 runs. How many runs must Rohan score in the next innings to raise the average to 27?
  35. 35.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)?
  36. 36.The average weight of 5 children is 35 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.A shop sells an average of 22 kg of sugar a day for 3 days, and then 78 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  38. 38.A shop sells an average of 52 kg of sugar a day for 4 days, and then 56 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  39. 39.A shop sells an average of 39 kg of sugar a day for 5 days, and then 27 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  40. 40.Marks of 5 friends in a quiz: 14, 19, 29, 32, 46. What is their average mark?

Answer key

  1. 39
  2. 95
  3. 113
  4. 45
  5. 27
  6. 40
  7. 58
  8. 85
  9. 28
  10. 55
  11. 60
  12. 87
  13. 23
  14. 83
  15. 66
  16. 88
  17. 51
  18. 42
  19. 38
  20. 43
  21. 53
  22. 53
  23. 53
  24. 80
  25. 52
  26. 70
  27. 20
  28. 40
  29. 94
  30. 38
  31. 21
  32. 81
  33. 27
  34. 48
  35. 43
  36. 32
  37. 57
  38. 54
  39. 33
  40. 28

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