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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 604 · 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.Marks of 6 friends in a quiz: 31, 42, 42, 37, 47, 17. What is their average mark?
  2. 2.Marks of 5 friends in a quiz: 16, 12, 23, 16, 63. What is their average mark?
  3. 3.Kabir’s batting average after 14 innings is 30 runs. How many runs must Kabir score in the next innings to raise the average to 33?
  4. 4.Kabir’s batting average after 6 innings is 33 runs. How many runs must Kabir score in the next innings to raise the average to 36?
  5. 5.Marks of 4 friends in a quiz: 80, 99, 75, 98. What is their average mark?
  6. 6.Zoya’s batting average after 6 innings is 31 runs. How many runs must Zoya score in the next innings to raise the average to 34?
  7. 7.The average of 5 numbers is 44. When one more number is added, the average becomes 49. What number was added?
  8. 8.A shop sells an average of 57 kg of sugar a day for 2 days, and then 43 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  9. 9.The average weight of 11 children is 35 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.Zoya’s batting average after 6 innings is 27 runs. How many runs must Zoya score in the next innings to raise the average to 29?
  11. 11.The average weight of 7 children is 34 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.The average of 4 numbers is 30. When one more number is added, the average becomes 36. What number was added?
  13. 13.The average weight of 8 children is 44 kg. One child, who weighs 58 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.The average of 5 numbers is 40. When one more number is added, the average becomes 44. What number was added?
  15. 15.Marks of 5 friends in a quiz: 94, 82, 78, 86, 95. What is their average mark?
  16. 16.A shop sells an average of 32 kg of sugar a day for 4 days, and then 27 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  17. 17.A shop sells an average of 39 kg of sugar a day for 3 days, and then 21 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  18. 18.A shop sells an average of 20 kg of sugar a day for 4 days, and then 58 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  19. 19.The average of 4 numbers is 58. When one more number is added, the average becomes 59. What number was added?
  20. 20.Marks of 4 friends in a quiz: 38, 61, 54, 39. What is their average mark?
  21. 21.A shop sells an average of 29 kg of sugar a day for 2 days, and then 69 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  22. 22.Nisha’s batting average after 14 innings is 48 runs. How many runs must Nisha score in the next innings to raise the average to 51?
  23. 23.Diya’s batting average after 7 innings is 22 runs. How many runs must Diya score in the next innings to raise the average to 23?
  24. 24.A shop sells an average of 46 kg of sugar a day for 6 days, and then 79 kg a day for the next 5 days. What is the average sale per day for all 11 days (in kg)?
  25. 25.A shop sells an average of 46 kg of sugar a day for 3 days, and then 38 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  26. 26.The average weight of 9 children is 42 kg. One child, who weighs 58 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.Vivaan’s batting average after 12 innings is 46 runs. How many runs must Vivaan score in the next innings to raise the average to 51?
  28. 28.The average weight of 5 children is 41 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average of 7 numbers is 46. When one more number is added, the average becomes 52. What number was added?
  30. 30.Marks of 4 friends in a quiz: 40, 27, 29, 16. What is their average mark?
  31. 31.Kavya’s batting average after 6 innings is 48 runs. How many runs must Kavya score in the next innings to raise the average to 50?
  32. 32.Manav’s batting average after 7 innings is 25 runs. How many runs must Manav score in the next innings to raise the average to 27?
  33. 33.Karan’s batting average after 6 innings is 29 runs. How many runs must Karan score in the next innings to raise the average to 32?
  34. 34.The average weight of 11 children is 33 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.Marks of 5 friends in a quiz: 62, 65, 84, 78, 56. What is their average mark?
  36. 36.The average of 8 numbers is 39. When one more number is added, the average becomes 44. What number was added?
  37. 37.Meera’s batting average after 13 innings is 38 runs. How many runs must Meera score in the next innings to raise the average to 41?
  38. 38.The average weight of 10 children is 27 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.The average weight of 6 children is 29 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  40. 40.A shop sells an average of 35 kg of sugar a day for 6 days, and then 46 kg a day for the next 5 days. What is the average sale per day for all 11 days (in kg)?

Answer key

  1. 36
  2. 26
  3. 75
  4. 54
  5. 88
  6. 52
  7. 74
  8. 50
  9. 32
  10. 41
  11. 31
  12. 60
  13. 42
  14. 64
  15. 87
  16. 29
  17. 30
  18. 39
  19. 63
  20. 48
  21. 49
  22. 93
  23. 30
  24. 61
  25. 42
  26. 40
  27. 111
  28. 38
  29. 94
  30. 28
  31. 62
  32. 41
  33. 50
  34. 32
  35. 69
  36. 84
  37. 80
  38. 25
  39. 27
  40. 40

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