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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 447 · 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 43 kg of sugar a day for 4 days, and then 57 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  2. 2.Kabir’s batting average after 12 innings is 26 runs. How many runs must Kabir score in the next innings to raise the average to 28?
  3. 3.Marks of 4 friends in a quiz: 56, 70, 72, 74. What is their average mark?
  4. 4.Karan’s batting average after 11 innings is 23 runs. How many runs must Karan score in the next innings to raise the average to 25?
  5. 5.The average of 6 numbers is 47. When one more number is added, the average becomes 53. What number was added?
  6. 6.The average of 7 numbers is 18. When one more number is added, the average becomes 23. What number was added?
  7. 7.Marks of 6 friends in a quiz: 59, 74, 58, 62, 69, 74. What is their average mark?
  8. 8.Marks of 4 friends in a quiz: 30, 34, 44, 56. What is their average mark?
  9. 9.A shop sells an average of 54 kg of sugar a day for 5 days, and then 68 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  10. 10.Marks of 6 friends in a quiz: 28, 24, 40, 29, 15, 14. What is their average mark?
  11. 11.A shop sells an average of 34 kg of sugar a day for 2 days, and then 70 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  12. 12.Marks of 6 friends in a quiz: 45, 56, 66, 48, 40, 69. What is their average mark?
  13. 13.The average of 5 numbers is 15. When one more number is added, the average becomes 18. What number was added?
  14. 14.The average of 7 numbers is 38. When one more number is added, the average becomes 40. What number was added?
  15. 15.The average of 5 numbers is 22. When one more number is added, the average becomes 24. What number was added?
  16. 16.The average of 8 numbers is 32. When one more number is added, the average becomes 37. What number was added?
  17. 17.The average weight of 6 children is 44 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  18. 18.Nisha’s batting average after 12 innings is 20 runs. How many runs must Nisha score in the next innings to raise the average to 23?
  19. 19.The average weight of 11 children is 30 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.Rohan’s batting average after 6 innings is 22 runs. How many runs must Rohan score in the next innings to raise the average to 23?
  21. 21.Rahul’s batting average after 5 innings is 48 runs. How many runs must Rahul score in the next innings to raise the average to 52?
  22. 22.The average of 6 numbers is 17. When one more number is added, the average becomes 22. What number was added?
  23. 23.Priya’s batting average after 15 innings is 24 runs. How many runs must Priya score in the next innings to raise the average to 25?
  24. 24.Marks of 4 friends in a quiz: 33, 38, 53, 64. What is their average mark?
  25. 25.Kavya’s batting average after 8 innings is 35 runs. How many runs must Kavya score in the next innings to raise the average to 38?
  26. 26.Ananya’s batting average after 5 innings is 21 runs. How many runs must Ananya score in the next innings to raise the average to 24?
  27. 27.Zoya’s batting average after 14 innings is 47 runs. How many runs must Zoya score in the next innings to raise the average to 51?
  28. 28.A shop sells an average of 72 kg of sugar a day for 3 days, and then 24 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  29. 29.Priya’s batting average after 11 innings is 46 runs. How many runs must Priya score in the next innings to raise the average to 50?
  30. 30.Ananya’s batting average after 11 innings is 32 runs. How many runs must Ananya score in the next innings to raise the average to 35?
  31. 31.A shop sells an average of 21 kg of sugar a day for 2 days, and then 26 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  32. 32.Diya’s batting average after 9 innings is 37 runs. How many runs must Diya score in the next innings to raise the average to 42?
  33. 33.Tara’s batting average after 13 innings is 34 runs. How many runs must Tara score in the next innings to raise the average to 39?
  34. 34.The average of 5 numbers is 59. When one more number is added, the average becomes 60. What number was added?
  35. 35.The average weight of 8 children is 40 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.The average weight of 7 children is 29 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.Priya’s batting average after 14 innings is 47 runs. How many runs must Priya score in the next innings to raise the average to 48?
  38. 38.The average of 7 numbers is 40. When one more number is added, the average becomes 46. What number was added?
  39. 39.Priya’s batting average after 5 innings is 47 runs. How many runs must Priya score in the next innings to raise the average to 48?
  40. 40.The average weight of 11 children is 27 kg. One child, who weighs 37 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 50
  2. 52
  3. 68
  4. 47
  5. 89
  6. 58
  7. 66
  8. 41
  9. 61
  10. 25
  11. 52
  12. 54
  13. 33
  14. 54
  15. 34
  16. 77
  17. 42
  18. 59
  19. 28
  20. 29
  21. 72
  22. 52
  23. 40
  24. 47
  25. 62
  26. 39
  27. 107
  28. 48
  29. 94
  30. 68
  31. 24
  32. 87
  33. 104
  34. 65
  35. 39
  36. 28
  37. 62
  38. 88
  39. 53
  40. 26

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