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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 104 · 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 63 kg of sugar a day for 4 days, and then 68 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  2. 2.A shop sells an average of 55 kg of sugar a day for 2 days, and then 37 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  3. 3.The average of 7 numbers is 19. When one more number is added, the average becomes 25. What number was added?
  4. 4.A shop sells an average of 20 kg of sugar a day for 4 days, and then 75 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  5. 5.Sneha’s batting average after 14 innings is 36 runs. How many runs must Sneha score in the next innings to raise the average to 39?
  6. 6.A shop sells an average of 37 kg of sugar a day for 2 days, and then 51 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  7. 7.Ishaan’s batting average after 12 innings is 27 runs. How many runs must Ishaan score in the next innings to raise the average to 31?
  8. 8.A shop sells an average of 42 kg of sugar a day for 6 days, and then 54 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  9. 9.The average weight of 11 children is 29 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.Manav’s batting average after 6 innings is 27 runs. How many runs must Manav score in the next innings to raise the average to 29?
  11. 11.A shop sells an average of 79 kg of sugar a day for 6 days, and then 29 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  12. 12.Marks of 6 friends in a quiz: 41, 18, 35, 18, 27, 35. What is their average mark?
  13. 13.The average weight of 8 children is 37 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.Rahul’s batting average after 10 innings is 46 runs. How many runs must Rahul score in the next innings to raise the average to 49?
  15. 15.Marks of 6 friends in a quiz: 84, 86, 59, 85, 72, 58. What is their average mark?
  16. 16.Karan’s batting average after 14 innings is 22 runs. How many runs must Karan score in the next innings to raise the average to 26?
  17. 17.The average of 8 numbers is 57. When one more number is added, the average becomes 61. What number was added?
  18. 18.The average weight of 5 children is 43 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.Marks of 4 friends in a quiz: 49, 62, 66, 31. What is their average mark?
  20. 20.The average of 9 numbers is 34. When one more number is added, the average becomes 40. What number was added?
  21. 21.Meera’s batting average after 13 innings is 46 runs. How many runs must Meera score in the next innings to raise the average to 47?
  22. 22.Manav’s batting average after 15 innings is 49 runs. How many runs must Manav score in the next innings to raise the average to 54?
  23. 23.Marks of 5 friends in a quiz: 73, 68, 73, 77, 54. What is their average mark?
  24. 24.A shop sells an average of 23 kg of sugar a day for 2 days, and then 67 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  25. 25.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)?
  26. 26.The average weight of 10 children is 43 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.The average weight of 6 children is 28 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.A shop sells an average of 79 kg of sugar a day for 2 days, and then 35 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  29. 29.The average of 5 numbers is 29. When one more number is added, the average becomes 30. What number was added?
  30. 30.Marks of 5 friends in a quiz: 31, 20, 21, 17, 61. What is their average mark?
  31. 31.The average of 7 numbers is 18. When one more number is added, the average becomes 24. What number was added?
  32. 32.Marks of 4 friends in a quiz: 64, 66, 63, 31. What is their average mark?
  33. 33.The average weight of 9 children is 26 kg. One child, who weighs 34 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.The average of 7 numbers is 57. When one more number is added, the average becomes 61. What number was added?
  35. 35.A shop sells an average of 66 kg of sugar a day for 3 days, and then 58 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  36. 36.The average weight of 6 children is 40 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.Pooja’s batting average after 11 innings is 35 runs. How many runs must Pooja score in the next innings to raise the average to 38?
  38. 38.A shop sells an average of 50 kg of sugar a day for 2 days, and then 26 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: 41, 51, 49, 39, 35. What is their average mark?
  40. 40.Manav’s batting average after 10 innings is 49 runs. How many runs must Manav score in the next innings to raise the average to 51?

Answer key

  1. 66
  2. 43
  3. 67
  4. 53
  5. 81
  6. 47
  7. 79
  8. 48
  9. 26
  10. 41
  11. 54
  12. 29
  13. 36
  14. 79
  15. 74
  16. 82
  17. 93
  18. 41
  19. 52
  20. 94
  21. 60
  22. 129
  23. 69
  24. 45
  25. 37
  26. 41
  27. 25
  28. 46
  29. 35
  30. 30
  31. 66
  32. 56
  33. 25
  34. 89
  35. 62
  36. 39
  37. 71
  38. 38
  39. 43
  40. 71

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