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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 330 · 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.Pooja’s batting average after 7 innings is 45 runs. How many runs must Pooja score in the next innings to raise the average to 48?
  2. 2.A shop sells an average of 21 kg of sugar a day for 4 days, and then 66 kg a day for the next 5 days. What is the average sale per day for all 9 days (in kg)?
  3. 3.A shop sells an average of 75 kg of sugar a day for 3 days, and then 45 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 55 kg of sugar a day for 4 days, and then 41 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  5. 5.Marks of 6 friends in a quiz: 56, 59, 77, 71, 53, 74. What is their average mark?
  6. 6.Marks of 5 friends in a quiz: 17, 11, 24, 20, 48. What is their average mark?
  7. 7.The average weight of 11 children is 36 kg. One child, who weighs 66 kg, leaves the group. What is the new average weight (in kg)?
  8. 8.The average weight of 5 children is 32 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.The average weight of 7 children is 31 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.A shop sells an average of 80 kg of sugar a day for 2 days, and then 65 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  11. 11.Karan’s batting average after 6 innings is 37 runs. How many runs must Karan score in the next innings to raise the average to 38?
  12. 12.Marks of 4 friends in a quiz: 77, 54, 75, 50. What is their average mark?
  13. 13.The average of 4 numbers is 20. When one more number is added, the average becomes 21. What number was added?
  14. 14.A shop sells an average of 55 kg of sugar a day for 4 days, and then 76 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  15. 15.A shop sells an average of 41 kg of sugar a day for 3 days, and then 29 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  16. 16.Sneha’s batting average after 10 innings is 22 runs. How many runs must Sneha score in the next innings to raise the average to 26?
  17. 17.A shop sells an average of 78 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)?
  18. 18.The average weight of 5 children is 30 kg. One child, who weighs 34 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.The average weight of 7 children is 40 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.Marks of 6 friends in a quiz: 57, 65, 65, 49, 74, 74. What is their average mark?
  21. 21.A shop sells an average of 32 kg of sugar a day for 3 days, and then 50 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  22. 22.The average of 6 numbers is 45. When one more number is added, the average becomes 50. What number was added?
  23. 23.Aarav’s batting average after 7 innings is 50 runs. How many runs must Aarav score in the next innings to raise the average to 51?
  24. 24.Marks of 5 friends in a quiz: 13, 12, 12, 23, 60. What is their average mark?
  25. 25.Vivaan’s batting average after 9 innings is 40 runs. How many runs must Vivaan score in the next innings to raise the average to 41?
  26. 26.A shop sells an average of 76 kg of sugar a day for 3 days, and then 50 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  27. 27.A shop sells an average of 53 kg of sugar a day for 6 days, and then 75 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  28. 28.A shop sells an average of 74 kg of sugar a day for 6 days, and then 78 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  29. 29.Marks of 6 friends in a quiz: 44, 49, 37, 38, 39, 21. What is their average mark?
  30. 30.Marks of 5 friends in a quiz: 50, 61, 56, 49, 19. What is their average mark?
  31. 31.Marks of 5 friends in a quiz: 104, 93, 92, 96, 60. What is their average mark?
  32. 32.A shop sells an average of 62 kg of sugar a day for 5 days, and then 20 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  33. 33.Meera’s batting average after 5 innings is 40 runs. How many runs must Meera score in the next innings to raise the average to 45?
  34. 34.A shop sells an average of 34 kg of sugar a day for 3 days, and then 79 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  35. 35.The average weight of 9 children is 35 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.A shop sells an average of 32 kg of sugar a day for 2 days, and then 48 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  37. 37.The average weight of 12 children is 27 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.Marks of 4 friends in a quiz: 72, 86, 63, 67. What is their average mark?
  39. 39.The average of 4 numbers is 46. When one more number is added, the average becomes 50. What number was added?
  40. 40.Dev’s batting average after 15 innings is 20 runs. How many runs must Dev score in the next innings to raise the average to 23?

Answer key

  1. 69
  2. 46
  3. 63
  4. 49
  5. 65
  6. 24
  7. 33
  8. 29
  9. 28
  10. 70
  11. 44
  12. 64
  13. 25
  14. 64
  15. 33
  16. 66
  17. 53
  18. 29
  19. 39
  20. 64
  21. 44
  22. 80
  23. 58
  24. 24
  25. 50
  26. 63
  27. 64
  28. 75
  29. 38
  30. 47
  31. 89
  32. 41
  33. 70
  34. 52
  35. 32
  36. 44
  37. 26
  38. 72
  39. 66
  40. 68

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