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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 724 · 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 59 kg of sugar a day for 2 days, and then 41 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  2. 2.A shop sells an average of 67 kg of sugar a day for 3 days, and then 29 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  3. 3.A shop sells an average of 43 kg of sugar a day for 6 days, and then 25 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  4. 4.Kavya’s batting average after 5 innings is 40 runs. How many runs must Kavya score in the next innings to raise the average to 43?
  5. 5.Meera’s batting average after 12 innings is 49 runs. How many runs must Meera score in the next innings to raise the average to 51?
  6. 6.The average weight of 9 children is 40 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.Pooja’s batting average after 15 innings is 40 runs. How many runs must Pooja score in the next innings to raise the average to 41?
  8. 8.Marks of 4 friends in a quiz: 38, 40, 47, 59. What is their average mark?
  9. 9.The average weight of 5 children is 47 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.The average weight of 7 children is 32 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.The average of 4 numbers is 51. When one more number is added, the average becomes 52. What number was added?
  12. 12.The average of 7 numbers is 39. When one more number is added, the average becomes 43. What number was added?
  13. 13.The average weight of 5 children is 36 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.The average weight of 12 children is 39 kg. One child, who weighs 72 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.Marks of 5 friends in a quiz: 51, 50, 48, 31, 5. What is their average mark?
  16. 16.Marks of 6 friends in a quiz: 51, 38, 53, 50, 43, 59. What is their average mark?
  17. 17.The average weight of 12 children is 29 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  18. 18.Marks of 4 friends in a quiz: 27, 23, 36, 62. What is their average mark?
  19. 19.Marks of 4 friends in a quiz: 68, 74, 85, 61. What is their average mark?
  20. 20.The average of 6 numbers is 20. When one more number is added, the average becomes 23. What number was added?
  21. 21.Marks of 4 friends in a quiz: 62, 62, 76, 60. What is their average mark?
  22. 22.A shop sells an average of 28 kg of sugar a day for 2 days, and then 58 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  23. 23.Marks of 5 friends in a quiz: 84, 73, 77, 75, 76. What is their average mark?
  24. 24.Diya’s batting average after 15 innings is 34 runs. How many runs must Diya score in the next innings to raise the average to 35?
  25. 25.A shop sells an average of 28 kg of sugar a day for 5 days, and then 46 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  26. 26.A shop sells an average of 64 kg of sugar a day for 2 days, and then 40 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  27. 27.The average of 4 numbers is 32. When one more number is added, the average becomes 38. What number was added?
  28. 28.Pooja’s batting average after 14 innings is 23 runs. How many runs must Pooja score in the next innings to raise the average to 26?
  29. 29.A shop sells an average of 73 kg of sugar a day for 2 days, and then 22 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  30. 30.Marks of 6 friends in a quiz: 68, 49, 75, 64, 48, 68. What is their average mark?
  31. 31.A shop sells an average of 28 kg of sugar a day for 6 days, and then 80 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  32. 32.A shop sells an average of 80 kg of sugar a day for 3 days, and then 50 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  33. 33.Marks of 4 friends in a quiz: 97, 92, 83, 60. What is their average mark?
  34. 34.Karan’s batting average after 5 innings is 49 runs. How many runs must Karan score in the next innings to raise the average to 52?
  35. 35.Isha’s batting average after 14 innings is 23 runs. How many runs must Isha score in the next innings to raise the average to 26?
  36. 36.Marks of 6 friends in a quiz: 28, 17, 13, 32, 9, 39. What is their average mark?
  37. 37.Aditya’s batting average after 8 innings is 20 runs. How many runs must Aditya score in the next innings to raise the average to 23?
  38. 38.Marks of 6 friends in a quiz: 74, 71, 66, 51, 75, 59. What is their average mark?
  39. 39.A shop sells an average of 67 kg of sugar a day for 4 days, and then 25 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  40. 40.A shop sells an average of 30 kg of sugar a day for 2 days, and then 63 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?

Answer key

  1. 50
  2. 48
  3. 34
  4. 58
  5. 75
  6. 39
  7. 56
  8. 46
  9. 44
  10. 29
  11. 56
  12. 71
  13. 33
  14. 36
  15. 37
  16. 49
  17. 26
  18. 37
  19. 72
  20. 41
  21. 65
  22. 43
  23. 77
  24. 50
  25. 37
  26. 46
  27. 62
  28. 68
  29. 39
  30. 62
  31. 41
  32. 68
  33. 83
  34. 67
  35. 68
  36. 23
  37. 47
  38. 66
  39. 46
  40. 52

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