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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 495 · 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: 46, 47, 49, 58. What is their average mark?
  2. 2.The average weight of 12 children is 46 kg. One child, who weighs 79 kg, leaves the group. What is the new average weight (in kg)?
  3. 3.Marks of 6 friends in a quiz: 27, 31, 37, 35, 18, 32. What is their average mark?
  4. 4.The average weight of 10 children is 33 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  5. 5.A shop sells an average of 32 kg of sugar a day for 2 days, and then 39 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  6. 6.Marks of 5 friends in a quiz: 101, 94, 94, 101, 55. What is their average mark?
  7. 7.Marks of 4 friends in a quiz: 76, 99, 83, 98. What is their average mark?
  8. 8.Arjun’s batting average after 11 innings is 40 runs. How many runs must Arjun score in the next innings to raise the average to 41?
  9. 9.The average weight of 5 children is 37 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.The average of 5 numbers is 24. When one more number is added, the average becomes 27. What number was added?
  11. 11.A shop sells an average of 57 kg of sugar a day for 2 days, and then 61 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  12. 12.Dev’s batting average after 13 innings is 49 runs. How many runs must Dev score in the next innings to raise the average to 51?
  13. 13.The average weight of 7 children is 45 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.Arjun’s batting average after 7 innings is 39 runs. How many runs must Arjun score in the next innings to raise the average to 41?
  15. 15.The average of 4 numbers is 48. When one more number is added, the average becomes 53. What number was added?
  16. 16.Ishaan’s batting average after 13 innings is 22 runs. How many runs must Ishaan score in the next innings to raise the average to 23?
  17. 17.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)?
  18. 18.The average weight of 9 children is 38 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.The average weight of 8 children is 47 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.The average weight of 6 children is 34 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.Nisha’s batting average after 9 innings is 37 runs. How many runs must Nisha score in the next innings to raise the average to 40?
  22. 22.A shop sells an average of 30 kg of sugar a day for 4 days, and then 76 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  23. 23.The average weight of 12 children is 41 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.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)?
  25. 25.A shop sells an average of 68 kg of sugar a day for 3 days, and then 53 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  26. 26.A shop sells an average of 45 kg of sugar a day for 3 days, and then 37 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  27. 27.The average of 4 numbers is 30. When one more number is added, the average becomes 33. What number was added?
  28. 28.Sneha’s batting average after 15 innings is 36 runs. How many runs must Sneha score in the next innings to raise the average to 39?
  29. 29.Marks of 6 friends in a quiz: 41, 27, 33, 23, 19, 13. What is their average mark?
  30. 30.The average of 6 numbers is 16. When one more number is added, the average becomes 17. What number was added?
  31. 31.A shop sells an average of 69 kg of sugar a day for 2 days, and then 79 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  32. 32.Marks of 5 friends in a quiz: 30, 41, 36, 53, 35. What is their average mark?
  33. 33.Nisha’s batting average after 9 innings is 40 runs. How many runs must Nisha score in the next innings to raise the average to 41?
  34. 34.Marks of 6 friends in a quiz: 86, 69, 87, 67, 91, 74. What is their average mark?
  35. 35.A shop sells an average of 53 kg of sugar a day for 6 days, and then 61 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  36. 36.A shop sells an average of 45 kg of sugar a day for 2 days, and then 57 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  37. 37.A shop sells an average of 65 kg of sugar a day for 4 days, and then 61 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  38. 38.Marks of 4 friends in a quiz: 81, 80, 73, 34. What is their average mark?
  39. 39.Marks of 6 friends in a quiz: 44, 40, 27, 23, 39, 37. What is their average mark?
  40. 40.The average weight of 10 children is 39 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 50
  2. 43
  3. 30
  4. 30
  5. 37
  6. 89
  7. 89
  8. 52
  9. 34
  10. 42
  11. 60
  12. 77
  13. 44
  14. 55
  15. 73
  16. 36
  17. 26
  18. 37
  19. 45
  20. 32
  21. 67
  22. 53
  23. 40
  24. 26
  25. 58
  26. 40
  27. 45
  28. 84
  29. 26
  30. 23
  31. 75
  32. 39
  33. 50
  34. 79
  35. 57
  36. 51
  37. 63
  38. 67
  39. 35
  40. 38

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