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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 36 · 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.Nisha’s batting average after 7 innings is 24 runs. How many runs must Nisha score in the next innings to raise the average to 28?
  2. 2.The average of 5 numbers is 25. When one more number is added, the average becomes 27. What number was added?
  3. 3.The average of 9 numbers is 40. When one more number is added, the average becomes 41. What number was added?
  4. 4.Marks of 5 friends in a quiz: 97, 89, 90, 99, 75. What is their average mark?
  5. 5.Marks of 4 friends in a quiz: 72, 93, 88, 67. What is their average mark?
  6. 6.The average weight of 9 children is 34 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.A shop sells an average of 34 kg of sugar a day for 5 days, and then 60 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  8. 8.The average of 5 numbers is 17. When one more number is added, the average becomes 23. What number was added?
  9. 9.A shop sells an average of 74 kg of sugar a day for 2 days, and then 80 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  10. 10.Dev’s batting average after 13 innings is 37 runs. How many runs must Dev score in the next innings to raise the average to 42?
  11. 11.Karan’s batting average after 6 innings is 49 runs. How many runs must Karan score in the next innings to raise the average to 50?
  12. 12.A shop sells an average of 22 kg of sugar a day for 2 days, and then 28 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  13. 13.Marks of 6 friends in a quiz: 60, 69, 63, 50, 74, 68. What is their average mark?
  14. 14.The average of 5 numbers is 33. When one more number is added, the average becomes 36. What number was added?
  15. 15.Marks of 4 friends in a quiz: 50, 51, 25, 30. What is their average mark?
  16. 16.The average of 7 numbers is 49. When one more number is added, the average becomes 54. What number was added?
  17. 17.Marks of 4 friends in a quiz: 27, 43, 37, 61. What is their average mark?
  18. 18.Meera’s batting average after 14 innings is 22 runs. How many runs must Meera score in the next innings to raise the average to 24?
  19. 19.A shop sells an average of 54 kg of sugar a day for 6 days, and then 74 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  20. 20.The average of 7 numbers is 27. When one more number is added, the average becomes 28. What number was added?
  21. 21.The average weight of 8 children is 41 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.Marks of 4 friends in a quiz: 77, 94, 86, 79. What is their average mark?
  23. 23.Marks of 5 friends in a quiz: 42, 31, 20, 23, 19. What is their average mark?
  24. 24.Marks of 4 friends in a quiz: 58, 47, 62, 29. What is their average mark?
  25. 25.Priya’s batting average after 15 innings is 31 runs. How many runs must Priya score in the next innings to raise the average to 33?
  26. 26.The average weight of 12 children is 43 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.Marks of 6 friends in a quiz: 73, 75, 80, 72, 65, 79. What is their average mark?
  28. 28.Kabir’s batting average after 11 innings is 21 runs. How many runs must Kabir score in the next innings to raise the average to 23?
  29. 29.A shop sells an average of 43 kg of sugar a day for 6 days, and then 40 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  30. 30.Marks of 5 friends in a quiz: 73, 51, 55, 80, 71. What is their average mark?
  31. 31.The average of 4 numbers is 36. When one more number is added, the average becomes 41. What number was added?
  32. 32.Rahul’s batting average after 5 innings is 49 runs. How many runs must Rahul score in the next innings to raise the average to 52?
  33. 33.The average of 5 numbers is 24. When one more number is added, the average becomes 26. What number was added?
  34. 34.Marks of 6 friends in a quiz: 65, 65, 62, 58, 51, 11. What is their average mark?
  35. 35.Pooja’s batting average after 13 innings is 44 runs. How many runs must Pooja score in the next innings to raise the average to 48?
  36. 36.A shop sells an average of 47 kg of sugar a day for 3 days, and then 77 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  37. 37.The average weight of 7 children is 36 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.Rahul’s batting average after 7 innings is 39 runs. How many runs must Rahul score in the next innings to raise the average to 43?
  39. 39.A shop sells an average of 48 kg of sugar a day for 3 days, and then 78 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  40. 40.The average weight of 5 children is 45 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 56
  2. 37
  3. 50
  4. 90
  5. 80
  6. 33
  7. 47
  8. 53
  9. 77
  10. 107
  11. 56
  12. 26
  13. 64
  14. 51
  15. 39
  16. 89
  17. 42
  18. 52
  19. 62
  20. 35
  21. 40
  22. 84
  23. 27
  24. 49
  25. 63
  26. 41
  27. 74
  28. 45
  29. 42
  30. 66
  31. 61
  32. 67
  33. 36
  34. 52
  35. 100
  36. 59
  37. 34
  38. 71
  39. 68
  40. 42

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