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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 216 · 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.A shop sells an average of 39 kg of sugar a day for 5 days, and then 55 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  2. 2.The average of 8 numbers is 15. When one more number is added, the average becomes 19. What number was added?
  3. 3.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)?
  4. 4.Arjun’s batting average after 14 innings is 36 runs. How many runs must Arjun score in the next innings to raise the average to 38?
  5. 5.The average of 6 numbers is 49. When one more number is added, the average becomes 52. What number was added?
  6. 6.A shop sells an average of 45 kg of sugar a day for 3 days, and then 73 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  7. 7.A shop sells an average of 25 kg of sugar a day for 4 days, and then 60 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  8. 8.Vivaan’s batting average after 13 innings is 34 runs. How many runs must Vivaan score in the next innings to raise the average to 36?
  9. 9.A shop sells an average of 20 kg of sugar a day for 3 days, and then 27 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  10. 10.The average of 4 numbers is 36. When one more number is added, the average becomes 37. What number was added?
  11. 11.Marks of 6 friends in a quiz: 71, 76, 58, 56, 77, 82. What is their average mark?
  12. 12.A shop sells an average of 54 kg of sugar a day for 4 days, and then 42 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  13. 13.Aditya’s batting average after 11 innings is 22 runs. How many runs must Aditya score in the next innings to raise the average to 25?
  14. 14.Marks of 6 friends in a quiz: 19, 27, 20, 17, 28, 51. What is their average mark?
  15. 15.The average of 4 numbers is 53. When one more number is added, the average becomes 58. What number was added?
  16. 16.Marks of 4 friends in a quiz: 65, 47, 56, 76. What is their average mark?
  17. 17.Marks of 4 friends in a quiz: 82, 78, 60, 56. What is their average mark?
  18. 18.A shop sells an average of 60 kg of sugar a day for 4 days, and then 33 kg a day for the next 5 days. What is the average sale per day for all 9 days (in kg)?
  19. 19.The average of 7 numbers is 29. When one more number is added, the average becomes 32. What number was added?
  20. 20.Priya’s batting average after 12 innings is 43 runs. How many runs must Priya score in the next innings to raise the average to 45?
  21. 21.Aarav’s batting average after 12 innings is 47 runs. How many runs must Aarav score in the next innings to raise the average to 52?
  22. 22.The average weight of 5 children is 39 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.Marks of 6 friends in a quiz: 77, 82, 82, 94, 68, 71. What is their average mark?
  24. 24.Zoya’s batting average after 7 innings is 32 runs. How many runs must Zoya score in the next innings to raise the average to 35?
  25. 25.Marks of 5 friends in a quiz: 52, 76, 52, 56, 79. What is their average mark?
  26. 26.Marks of 5 friends in a quiz: 48, 59, 56, 59, 33. What is their average mark?
  27. 27.Marks of 6 friends in a quiz: 46, 24, 43, 21, 37, 39. What is their average mark?
  28. 28.The average weight of 11 children is 26 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.Marks of 4 friends in a quiz: 45, 37, 57, 37. What is their average mark?
  30. 30.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)?
  31. 31.Marks of 6 friends in a quiz: 27, 18, 21, 35, 21, 34. What is their average mark?
  32. 32.A shop sells an average of 57 kg of sugar a day for 4 days, and then 31 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  33. 33.A shop sells an average of 69 kg of sugar a day for 4 days, and then 43 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  34. 34.A shop sells an average of 27 kg of sugar a day for 6 days, and then 30 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  35. 35.Diya’s batting average after 13 innings is 34 runs. How many runs must Diya score in the next innings to raise the average to 36?
  36. 36.Isha’s batting average after 10 innings is 50 runs. How many runs must Isha score in the next innings to raise the average to 53?
  37. 37.A shop sells an average of 22 kg of sugar a day for 4 days, and then 68 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  38. 38.A shop sells an average of 21 kg of sugar a day for 2 days, and then 75 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  39. 39.Marks of 5 friends in a quiz: 25, 17, 35, 34, 19. What is their average mark?
  40. 40.A shop sells an average of 52 kg of sugar a day for 2 days, and then 56 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?

Answer key

  1. 47
  2. 51
  3. 38
  4. 66
  5. 70
  6. 61
  7. 46
  8. 62
  9. 24
  10. 41
  11. 70
  12. 50
  13. 58
  14. 27
  15. 78
  16. 61
  17. 69
  18. 45
  19. 53
  20. 69
  21. 112
  22. 37
  23. 79
  24. 56
  25. 63
  26. 51
  27. 35
  28. 25
  29. 44
  30. 39
  31. 26
  32. 44
  33. 56
  34. 28
  35. 62
  36. 83
  37. 45
  38. 48
  39. 26
  40. 54

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