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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 244 · 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.The average of 6 numbers is 33. When one more number is added, the average becomes 36. What number was added?
  2. 2.Karan’s batting average after 12 innings is 26 runs. How many runs must Karan score in the next innings to raise the average to 29?
  3. 3.The average weight of 7 children is 40 kg. One child, who weighs 58 kg, leaves the group. What is the new average weight (in kg)?
  4. 4.Marks of 5 friends in a quiz: 31, 46, 27, 26, 25. What is their average mark?
  5. 5.The average weight of 9 children is 28 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.The average of 4 numbers is 35. When one more number is added, the average becomes 36. What number was added?
  7. 7.The average of 7 numbers is 56. When one more number is added, the average becomes 61. What number was added?
  8. 8.The average weight of 11 children is 38 kg. One child, who weighs 68 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.The average weight of 6 children is 35 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.A shop sells an average of 35 kg of sugar a day for 5 days, and then 63 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?
  11. 11.The average of 6 numbers is 32. When one more number is added, the average becomes 33. What number was added?
  12. 12.Marks of 6 friends in a quiz: 71, 60, 72, 72, 72, 91. What is their average mark?
  13. 13.Diya’s batting average after 5 innings is 45 runs. How many runs must Diya score in the next innings to raise the average to 46?
  14. 14.Marks of 6 friends in a quiz: 68, 59, 64, 41, 44, 42. What is their average mark?
  15. 15.The average weight of 9 children is 37 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.The average of 6 numbers is 20. When one more number is added, the average becomes 22. What number was added?
  17. 17.The average of 9 numbers is 49. When one more number is added, the average becomes 55. What number was added?
  18. 18.A shop sells an average of 42 kg of sugar a day for 2 days, and then 35 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  19. 19.Marks of 5 friends in a quiz: 79, 76, 85, 58, 52. What is their average mark?
  20. 20.Rahul’s batting average after 8 innings is 26 runs. How many runs must Rahul score in the next innings to raise the average to 28?
  21. 21.Marks of 5 friends in a quiz: 61, 58, 81, 66, 89. What is their average mark?
  22. 22.The average weight of 12 children is 45 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.Marks of 4 friends in a quiz: 49, 53, 39, 59. What is their average mark?
  24. 24.A shop sells an average of 51 kg of sugar a day for 3 days, and then 71 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  25. 25.A shop sells an average of 42 kg of sugar a day for 4 days, and then 33 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  26. 26.A shop sells an average of 49 kg of sugar a day for 4 days, and then 34 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  27. 27.Meera’s batting average after 13 innings is 47 runs. How many runs must Meera score in the next innings to raise the average to 48?
  28. 28.A shop sells an average of 22 kg of sugar a day for 2 days, and then 20 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  29. 29.Marks of 5 friends in a quiz: 81, 57, 59, 71, 92. What is their average mark?
  30. 30.Marks of 6 friends in a quiz: 40, 23, 23, 24, 29, 47. What is their average mark?
  31. 31.Rohan’s batting average after 10 innings is 44 runs. How many runs must Rohan score in the next innings to raise the average to 46?
  32. 32.The average weight of 6 children is 28 kg. One child, who weighs 33 kg, leaves the group. What is the new average weight (in kg)?
  33. 33.A shop sells an average of 29 kg of sugar a day for 4 days, and then 35 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  34. 34.Marks of 5 friends in a quiz: 47, 45, 35, 26, 37. What is their average mark?
  35. 35.Marks of 4 friends in a quiz: 22, 18, 24, 24. What is their average mark?
  36. 36.The average weight of 10 children is 39 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.The average of 4 numbers is 49. When one more number is added, the average becomes 55. What number was added?
  38. 38.A shop sells an average of 69 kg of sugar a day for 4 days, and then 42 kg a day for the next 5 days. What is the average sale per day for all 9 days (in kg)?
  39. 39.A shop sells an average of 58 kg of sugar a day for 2 days, and then 42 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  40. 40.A shop sells an average of 66 kg of sugar a day for 6 days, and then 38 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?

Answer key

  1. 54
  2. 65
  3. 37
  4. 31
  5. 26
  6. 40
  7. 96
  8. 35
  9. 34
  10. 43
  11. 39
  12. 73
  13. 51
  14. 53
  15. 36
  16. 34
  17. 109
  18. 37
  19. 70
  20. 44
  21. 71
  22. 44
  23. 50
  24. 61
  25. 39
  26. 40
  27. 61
  28. 21
  29. 72
  30. 31
  31. 66
  32. 27
  33. 31
  34. 38
  35. 22
  36. 37
  37. 79
  38. 54
  39. 50
  40. 59

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