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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 234 · 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.Zoya’s batting average after 8 innings is 48 runs. How many runs must Zoya score in the next innings to raise the average to 51?
  2. 2.The average of 8 numbers is 59. When one more number is added, the average becomes 64. What number was added?
  3. 3.Marks of 6 friends in a quiz: 44, 23, 22, 19, 46, 38. What is their average mark?
  4. 4.Marks of 6 friends in a quiz: 24, 35, 50, 43, 38, 38. What is their average mark?
  5. 5.A shop sells an average of 42 kg of sugar a day for 5 days, and then 78 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  6. 6.Marks of 4 friends in a quiz: 59, 76, 53, 72. What is their average mark?
  7. 7.A shop sells an average of 42 kg of sugar a day for 2 days, and then 56 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  8. 8.Vivaan’s batting average after 13 innings is 25 runs. How many runs must Vivaan score in the next innings to raise the average to 27?
  9. 9.Marks of 6 friends in a quiz: 75, 84, 90, 93, 87, 75. What is their average mark?
  10. 10.Kavya’s batting average after 7 innings is 41 runs. How many runs must Kavya score in the next innings to raise the average to 45?
  11. 11.Vivaan’s batting average after 5 innings is 33 runs. How many runs must Vivaan score in the next innings to raise the average to 36?
  12. 12.Marks of 6 friends in a quiz: 74, 57, 78, 63, 72, 64. What is their average mark?
  13. 13.Marks of 6 friends in a quiz: 28, 30, 20, 38, 31, 39. What is their average mark?
  14. 14.Marks of 6 friends in a quiz: 39, 39, 37, 52, 61, 48. What is their average mark?
  15. 15.A shop sells an average of 44 kg of sugar a day for 2 days, and then 30 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  16. 16.Marks of 4 friends in a quiz: 24, 36, 23, 5. What is their average mark?
  17. 17.Rohan’s batting average after 11 innings is 24 runs. How many runs must Rohan score in the next innings to raise the average to 27?
  18. 18.The average weight of 6 children is 34 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.Marks of 4 friends in a quiz: 91, 70, 89, 70. What is their average mark?
  20. 20.The average weight of 9 children is 43 kg. One child, who weighs 67 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.Kabir’s batting average after 11 innings is 44 runs. How many runs must Kabir score in the next innings to raise the average to 49?
  22. 22.The average of 7 numbers is 36. When one more number is added, the average becomes 38. What number was added?
  23. 23.Aditya’s batting average after 6 innings is 44 runs. How many runs must Aditya score in the next innings to raise the average to 45?
  24. 24.Rohan’s batting average after 6 innings is 35 runs. How many runs must Rohan score in the next innings to raise the average to 40?
  25. 25.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 45?
  26. 26.Marks of 5 friends in a quiz: 64, 67, 59, 63, 77. What is their average mark?
  27. 27.A shop sells an average of 57 kg of sugar a day for 6 days, and then 49 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  28. 28.The average of 6 numbers is 54. When one more number is added, the average becomes 57. What number was added?
  29. 29.Marks of 4 friends in a quiz: 62, 62, 71, 45. What is their average mark?
  30. 30.The average weight of 10 children is 27 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.The average of 7 numbers is 23. When one more number is added, the average becomes 27. What number was added?
  32. 32.Ananya’s batting average after 6 innings is 32 runs. How many runs must Ananya score in the next innings to raise the average to 37?
  33. 33.A shop sells an average of 48 kg of sugar a day for 3 days, and then 21 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  34. 34.The average weight of 11 children is 33 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.The average of 5 numbers is 38. When one more number is added, the average becomes 42. What number was added?
  36. 36.The average of 9 numbers is 60. When one more number is added, the average becomes 64. What number was added?
  37. 37.Dev’s batting average after 10 innings is 40 runs. How many runs must Dev score in the next innings to raise the average to 42?
  38. 38.The average weight of 7 children is 27 kg. One child, who weighs 33 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.Karan’s batting average after 10 innings is 28 runs. How many runs must Karan score in the next innings to raise the average to 33?
  40. 40.A shop sells an average of 61 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)?

Answer key

  1. 75
  2. 104
  3. 32
  4. 38
  5. 60
  6. 65
  7. 52
  8. 53
  9. 84
  10. 73
  11. 51
  12. 68
  13. 31
  14. 46
  15. 34
  16. 22
  17. 60
  18. 33
  19. 80
  20. 40
  21. 104
  22. 52
  23. 51
  24. 70
  25. 81
  26. 66
  27. 55
  28. 75
  29. 60
  30. 26
  31. 55
  32. 67
  33. 30
  34. 31
  35. 62
  36. 100
  37. 62
  38. 26
  39. 83
  40. 66

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