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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 171 · 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.Meera’s batting average after 6 innings is 28 runs. How many runs must Meera score in the next innings to raise the average to 29?
  2. 2.Ananya’s batting average after 11 innings is 35 runs. How many runs must Ananya score in the next innings to raise the average to 39?
  3. 3.A shop sells an average of 43 kg of sugar a day for 3 days, and then 51 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  4. 4.Priya’s batting average after 5 innings is 23 runs. How many runs must Priya score in the next innings to raise the average to 27?
  5. 5.Marks of 5 friends in a quiz: 72, 53, 59, 47, 64. What is their average mark?
  6. 6.A shop sells an average of 53 kg of sugar a day for 5 days, and then 37 kg a day for the next 3 days. What is the average sale per day for all 8 days (in kg)?
  7. 7.The average of 5 numbers is 40. When one more number is added, the average becomes 46. What number was added?
  8. 8.The average of 8 numbers is 38. When one more number is added, the average becomes 40. What number was added?
  9. 9.Marks of 5 friends in a quiz: 78, 58, 62, 82, 55. What is their average mark?
  10. 10.The average of 7 numbers is 16. When one more number is added, the average becomes 22. What number was added?
  11. 11.A shop sells an average of 33 kg of sugar a day for 4 days, and then 23 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  12. 12.The average weight of 6 children is 45 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.The average of 7 numbers is 36. When one more number is added, the average becomes 42. What number was added?
  14. 14.Marks of 5 friends in a quiz: 43, 28, 50, 51, 23. What is their average mark?
  15. 15.Marks of 6 friends in a quiz: 70, 58, 65, 73, 75, 43. What is their average mark?
  16. 16.The average of 4 numbers is 27. When one more number is added, the average becomes 29. What number was added?
  17. 17.A shop sells an average of 66 kg of sugar a day for 4 days, and then 57 kg a day for the next 5 days. What is the average sale per day for all 9 days (in kg)?
  18. 18.Karan’s batting average after 5 innings is 31 runs. How many runs must Karan score in the next innings to raise the average to 35?
  19. 19.Rohan’s batting average after 12 innings is 23 runs. How many runs must Rohan score in the next innings to raise the average to 24?
  20. 20.Karan’s batting average after 10 innings is 40 runs. How many runs must Karan score in the next innings to raise the average to 45?
  21. 21.A shop sells an average of 31 kg of sugar a day for 4 days, and then 76 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  22. 22.The average weight of 9 children is 42 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.The average weight of 8 children is 31 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.Marks of 5 friends in a quiz: 27, 22, 34, 41, 46. What is their average mark?
  25. 25.Zoya’s batting average after 15 innings is 22 runs. How many runs must Zoya score in the next innings to raise the average to 26?
  26. 26.Marks of 4 friends in a quiz: 54, 47, 34, 21. What is their average mark?
  27. 27.A shop sells an average of 75 kg of sugar a day for 4 days, and then 30 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  28. 28.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)?
  29. 29.The average of 9 numbers is 55. When one more number is added, the average becomes 61. What number was added?
  30. 30.A shop sells an average of 61 kg of sugar a day for 6 days, and then 29 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  31. 31.A shop sells an average of 79 kg of sugar a day for 3 days, and then 67 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  32. 32.The average weight of 5 children is 45 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  33. 33.Arjun’s batting average after 9 innings is 39 runs. How many runs must Arjun score in the next innings to raise the average to 43?
  34. 34.Aarav’s batting average after 12 innings is 42 runs. How many runs must Aarav score in the next innings to raise the average to 44?
  35. 35.Marks of 4 friends in a quiz: 29, 22, 20, 37. What is their average mark?
  36. 36.The average of 8 numbers is 39. When one more number is added, the average becomes 45. What number was added?
  37. 37.Vivaan’s batting average after 6 innings is 23 runs. How many runs must Vivaan score in the next innings to raise the average to 24?
  38. 38.The average of 8 numbers is 22. When one more number is added, the average becomes 25. What number was added?
  39. 39.Rahul’s batting average after 5 innings is 46 runs. How many runs must Rahul score in the next innings to raise the average to 48?
  40. 40.Marks of 5 friends in a quiz: 50, 56, 53, 37, 29. What is their average mark?

Answer key

  1. 35
  2. 83
  3. 48
  4. 47
  5. 59
  6. 47
  7. 76
  8. 56
  9. 67
  10. 64
  11. 28
  12. 43
  13. 84
  14. 39
  15. 64
  16. 37
  17. 61
  18. 55
  19. 36
  20. 95
  21. 46
  22. 41
  23. 29
  24. 34
  25. 86
  26. 39
  27. 60
  28. 33
  29. 115
  30. 53
  31. 73
  32. 44
  33. 79
  34. 68
  35. 27
  36. 93
  37. 30
  38. 49
  39. 58
  40. 45

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