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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 530 · 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.Marks of 6 friends in a quiz: 44, 66, 61, 43, 53, 39. What is their average mark?
  2. 2.The average of 7 numbers is 33. When one more number is added, the average becomes 39. What number was added?
  3. 3.A shop sells an average of 34 kg of sugar a day for 3 days, and then 24 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  4. 4.A shop sells an average of 54 kg of sugar a day for 5 days, and then 48 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  5. 5.The average weight of 7 children is 35 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.A shop sells an average of 30 kg of sugar a day for 3 days, and then 54 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  7. 7.The average of 6 numbers is 28. When one more number is added, the average becomes 30. What number was added?
  8. 8.A shop sells an average of 72 kg of sugar a day for 4 days, and then 62 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  9. 9.Marks of 5 friends in a quiz: 47, 74, 57, 50, 77. What is their average mark?
  10. 10.A shop sells an average of 79 kg of sugar a day for 5 days, and then 51 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?
  11. 11.Farhan’s batting average after 8 innings is 28 runs. How many runs must Farhan score in the next innings to raise the average to 33?
  12. 12.Aditya’s batting average after 12 innings is 28 runs. How many runs must Aditya score in the next innings to raise the average to 30?
  13. 13.The average weight of 10 children is 35 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.A shop sells an average of 44 kg of sugar a day for 6 days, and then 38 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  15. 15.Marks of 4 friends in a quiz: 10, 19, 28, 35. What is their average mark?
  16. 16.A shop sells an average of 65 kg of sugar a day for 3 days, and then 70 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  17. 17.The average weight of 11 children is 27 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  18. 18.A shop sells an average of 70 kg of sugar a day for 4 days, and then 34 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  19. 19.The average of 4 numbers is 58. When one more number is added, the average becomes 64. What number was added?
  20. 20.Marks of 4 friends in a quiz: 27, 30, 29, 66. What is their average mark?
  21. 21.A shop sells an average of 51 kg of sugar a day for 2 days, and then 71 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  22. 22.Vivaan’s batting average after 7 innings is 26 runs. How many runs must Vivaan score in the next innings to raise the average to 31?
  23. 23.Marks of 6 friends in a quiz: 44, 54, 54, 48, 62, 20. What is their average mark?
  24. 24.The average weight of 12 children is 30 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.Sneha’s batting average after 10 innings is 36 runs. How many runs must Sneha score in the next innings to raise the average to 39?
  26. 26.A shop sells an average of 59 kg of sugar a day for 5 days, and then 31 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  27. 27.Priya’s batting average after 15 innings is 27 runs. How many runs must Priya score in the next innings to raise the average to 29?
  28. 28.The average weight of 7 children is 44 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average weight of 12 children is 45 kg. One child, who weighs 67 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.Marks of 5 friends in a quiz: 88, 101, 102, 86, 58. What is their average mark?
  31. 31.A shop sells an average of 37 kg of sugar a day for 6 days, and then 67 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  32. 32.A shop sells an average of 71 kg of sugar a day for 5 days, and then 57 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?
  33. 33.Farhan’s batting average after 5 innings is 49 runs. How many runs must Farhan score in the next innings to raise the average to 51?
  34. 34.The average of 4 numbers is 55. When one more number is added, the average becomes 60. What number was added?
  35. 35.Marks of 6 friends in a quiz: 51, 29, 30, 28, 40, 62. What is their average mark?
  36. 36.Ishaan’s batting average after 7 innings is 47 runs. How many runs must Ishaan score in the next innings to raise the average to 48?
  37. 37.Aditya’s batting average after 11 innings is 20 runs. How many runs must Aditya score in the next innings to raise the average to 21?
  38. 38.Farhan’s batting average after 14 innings is 20 runs. How many runs must Farhan score in the next innings to raise the average to 25?
  39. 39.A shop sells an average of 39 kg of sugar a day for 3 days, and then 21 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  40. 40.The average of 4 numbers is 52. When one more number is added, the average becomes 53. What number was added?

Answer key

  1. 51
  2. 81
  3. 30
  4. 51
  5. 33
  6. 45
  7. 42
  8. 66
  9. 61
  10. 71
  11. 73
  12. 54
  13. 32
  14. 42
  15. 23
  16. 67
  17. 25
  18. 52
  19. 88
  20. 38
  21. 66
  22. 66
  23. 47
  24. 29
  25. 69
  26. 45
  27. 59
  28. 41
  29. 43
  30. 87
  31. 47
  32. 67
  33. 61
  34. 80
  35. 40
  36. 55
  37. 32
  38. 95
  39. 30
  40. 57

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