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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 681 · 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.Tara’s batting average after 7 innings is 48 runs. How many runs must Tara score in the next innings to raise the average to 52?
  2. 2.Karan’s batting average after 12 innings is 47 runs. How many runs must Karan score in the next innings to raise the average to 50?
  3. 3.A shop sells an average of 80 kg of sugar a day for 2 days, and then 72 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  4. 4.The average of 8 numbers is 36. When one more number is added, the average becomes 41. What number was added?
  5. 5.The average of 4 numbers is 41. When one more number is added, the average becomes 47. What number was added?
  6. 6.A shop sells an average of 50 kg of sugar a day for 3 days, and then 44 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  7. 7.Marks of 4 friends in a quiz: 23, 29, 22, 66. What is their average mark?
  8. 8.Priya’s batting average after 8 innings is 46 runs. How many runs must Priya score in the next innings to raise the average to 51?
  9. 9.Sneha’s batting average after 7 innings is 47 runs. How many runs must Sneha score in the next innings to raise the average to 52?
  10. 10.The average of 5 numbers is 53. When one more number is added, the average becomes 59. What number was added?
  11. 11.Farhan’s batting average after 7 innings is 23 runs. How many runs must Farhan score in the next innings to raise the average to 28?
  12. 12.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?
  13. 13.A shop sells an average of 55 kg of sugar a day for 3 days, and then 39 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  14. 14.A shop sells an average of 80 kg of sugar a day for 6 days, and then 20 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  15. 15.Marks of 5 friends in a quiz: 68, 83, 63, 86, 60. What is their average mark?
  16. 16.The average of 9 numbers is 18. When one more number is added, the average becomes 24. What number was added?
  17. 17.Manav’s batting average after 9 innings is 40 runs. How many runs must Manav score in the next innings to raise the average to 45?
  18. 18.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)?
  19. 19.The average of 9 numbers is 55. When one more number is added, the average becomes 56. What number was added?
  20. 20.Marks of 5 friends in a quiz: 35, 34, 18, 37, 21. What is their average mark?
  21. 21.The average of 9 numbers is 31. When one more number is added, the average becomes 37. What number was added?
  22. 22.The average of 7 numbers is 17. When one more number is added, the average becomes 23. What number was added?
  23. 23.The average of 5 numbers is 29. When one more number is added, the average becomes 34. What number was added?
  24. 24.The average of 8 numbers is 24. When one more number is added, the average becomes 26. What number was added?
  25. 25.A shop sells an average of 30 kg of sugar a day for 2 days, and then 22 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  26. 26.The average of 5 numbers is 28. When one more number is added, the average becomes 33. What number was added?
  27. 27.The average weight of 11 children is 28 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.Kabir’s batting average after 7 innings is 37 runs. How many runs must Kabir score in the next innings to raise the average to 40?
  29. 29.Isha’s batting average after 14 innings is 39 runs. How many runs must Isha score in the next innings to raise the average to 40?
  30. 30.The average of 6 numbers is 40. When one more number is added, the average becomes 45. What number was added?
  31. 31.The average of 5 numbers is 27. When one more number is added, the average becomes 32. What number was added?
  32. 32.Diya’s batting average after 13 innings is 29 runs. How many runs must Diya score in the next innings to raise the average to 32?
  33. 33.Rahul’s batting average after 12 innings is 23 runs. How many runs must Rahul score in the next innings to raise the average to 26?
  34. 34.A shop sells an average of 43 kg of sugar a day for 2 days, and then 57 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  35. 35.Marks of 6 friends in a quiz: 97, 90, 80, 91, 94, 76. What is their average mark?
  36. 36.Marks of 6 friends in a quiz: 28, 33, 38, 39, 40, 32. What is their average mark?
  37. 37.The average of 8 numbers is 16. When one more number is added, the average becomes 19. What number was added?
  38. 38.Karan’s batting average after 7 innings is 32 runs. How many runs must Karan score in the next innings to raise the average to 36?
  39. 39.The average of 5 numbers is 46. When one more number is added, the average becomes 51. What number was added?
  40. 40.Marks of 4 friends in a quiz: 53, 33, 44, 34. What is their average mark?

Answer key

  1. 80
  2. 86
  3. 74
  4. 81
  5. 71
  6. 46
  7. 35
  8. 91
  9. 87
  10. 89
  11. 63
  12. 129
  13. 47
  14. 65
  15. 72
  16. 78
  17. 90
  18. 25
  19. 65
  20. 29
  21. 91
  22. 65
  23. 59
  24. 42
  25. 24
  26. 58
  27. 26
  28. 61
  29. 54
  30. 75
  31. 57
  32. 71
  33. 62
  34. 53
  35. 88
  36. 35
  37. 43
  38. 64
  39. 76
  40. 41

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