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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 238 · 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 4 friends in a quiz: 34, 55, 34, 61. What is their average mark?
  2. 2.The average weight of 7 children is 32 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  3. 3.The average weight of 5 children is 31 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  4. 4.The average weight of 5 children is 35 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  5. 5.The average of 4 numbers is 29. When one more number is added, the average becomes 32. What number was added?
  6. 6.A shop sells an average of 23 kg of sugar a day for 6 days, and then 38 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  7. 7.Marks of 5 friends in a quiz: 95, 80, 70, 75, 95. What is their average mark?
  8. 8.A shop sells an average of 38 kg of sugar a day for 2 days, and then 74 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  9. 9.The average weight of 12 children is 40 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.The average weight of 7 children is 36 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.Marks of 6 friends in a quiz: 63, 64, 53, 62, 49, 75. What is their average mark?
  12. 12.Marks of 5 friends in a quiz: 81, 66, 77, 76, 95. What is their average mark?
  13. 13.The average weight of 7 children is 41 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.A shop sells an average of 40 kg of sugar a day for 2 days, and then 44 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  15. 15.A shop sells an average of 26 kg of sugar a day for 3 days, and then 74 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  16. 16.A shop sells an average of 37 kg of sugar a day for 3 days, and then 58 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  17. 17.A shop sells an average of 56 kg of sugar a day for 6 days, and then 59 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  18. 18.Marks of 6 friends in a quiz: 30, 44, 56, 28, 46, 54. What is their average mark?
  19. 19.The average of 4 numbers is 46. When one more number is added, the average becomes 47. What number was added?
  20. 20.The average of 9 numbers is 28. When one more number is added, the average becomes 30. What number was added?
  21. 21.Kavya’s batting average after 15 innings is 28 runs. How many runs must Kavya score in the next innings to raise the average to 31?
  22. 22.Arjun’s batting average after 12 innings is 43 runs. How many runs must Arjun score in the next innings to raise the average to 44?
  23. 23.Marks of 5 friends in a quiz: 20, 26, 6, 12, 36. What is their average mark?
  24. 24.A shop sells an average of 24 kg of sugar a day for 5 days, and then 66 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  25. 25.Marks of 5 friends in a quiz: 67, 75, 55, 73, 50. What is their average mark?
  26. 26.A shop sells an average of 38 kg of sugar a day for 3 days, and then 64 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  27. 27.A shop sells an average of 61 kg of sugar a day for 2 days, and then 59 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  28. 28.Kabir’s batting average after 8 innings is 33 runs. How many runs must Kabir score in the next innings to raise the average to 35?
  29. 29.A shop sells an average of 27 kg of sugar a day for 4 days, and then 72 kg a day for the next 5 days. What is the average sale per day for all 9 days (in kg)?
  30. 30.The average of 8 numbers is 34. When one more number is added, the average becomes 40. What number was added?
  31. 31.A shop sells an average of 36 kg of sugar a day for 6 days, and then 54 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  32. 32.Farhan’s batting average after 8 innings is 25 runs. How many runs must Farhan score in the next innings to raise the average to 30?
  33. 33.Kabir’s batting average after 15 innings is 24 runs. How many runs must Kabir score in the next innings to raise the average to 27?
  34. 34.The average weight of 7 children is 39 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.Meera’s batting average after 8 innings is 32 runs. How many runs must Meera score in the next innings to raise the average to 35?
  36. 36.Marks of 5 friends in a quiz: 61, 39, 66, 38, 56. What is their average mark?
  37. 37.Aditya’s batting average after 9 innings is 28 runs. How many runs must Aditya score in the next innings to raise the average to 29?
  38. 38.The average weight of 11 children is 37 kg. One child, who weighs 67 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.The average of 6 numbers is 24. When one more number is added, the average becomes 25. What number was added?
  40. 40.Rohan’s batting average after 9 innings is 30 runs. How many runs must Rohan score in the next innings to raise the average to 32?

Answer key

  1. 46
  2. 30
  3. 29
  4. 32
  5. 44
  6. 29
  7. 83
  8. 65
  9. 38
  10. 33
  11. 61
  12. 79
  13. 40
  14. 43
  15. 56
  16. 49
  17. 57
  18. 43
  19. 51
  20. 48
  21. 76
  22. 56
  23. 20
  24. 45
  25. 64
  26. 51
  27. 60
  28. 51
  29. 52
  30. 88
  31. 42
  32. 70
  33. 72
  34. 37
  35. 59
  36. 52
  37. 38
  38. 34
  39. 31
  40. 50

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