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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 412 · 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 weight of 5 children is 37 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.The average of 4 numbers is 30. When one more number is added, the average becomes 32. What number was added?
  3. 3.The average weight of 6 children is 46 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  4. 4.The average weight of 9 children is 27 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  5. 5.A shop sells an average of 29 kg of sugar a day for 3 days, and then 49 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  6. 6.Arjun’s batting average after 11 innings is 36 runs. How many runs must Arjun score in the next innings to raise the average to 40?
  7. 7.The average weight of 5 children is 33 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  8. 8.The average of 9 numbers is 58. When one more number is added, the average becomes 64. What number was added?
  9. 9.The average of 6 numbers is 38. When one more number is added, the average becomes 43. What number was added?
  10. 10.A shop sells an average of 35 kg of sugar a day for 4 days, and then 67 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  11. 11.Marks of 4 friends in a quiz: 91, 90, 99, 80. What is their average mark?
  12. 12.Marks of 6 friends in a quiz: 86, 89, 73, 70, 85, 53. What is their average mark?
  13. 13.Kabir’s batting average after 10 innings is 29 runs. How many runs must Kabir score in the next innings to raise the average to 32?
  14. 14.A shop sells an average of 36 kg of sugar a day for 6 days, and then 54 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  15. 15.Aditya’s batting average after 7 innings is 43 runs. How many runs must Aditya score in the next innings to raise the average to 46?
  16. 16.A shop sells an average of 67 kg of sugar a day for 6 days, and then 29 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  17. 17.Marks of 4 friends in a quiz: 58, 47, 36, 39. What is their average mark?
  18. 18.Marks of 4 friends in a quiz: 61, 61, 67, 47. What is their average mark?
  19. 19.The average weight of 11 children is 42 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.Sneha’s batting average after 10 innings is 21 runs. How many runs must Sneha score in the next innings to raise the average to 26?
  21. 21.Marks of 4 friends in a quiz: 68, 59, 65, 40. What is their average mark?
  22. 22.Marks of 6 friends in a quiz: 35, 50, 42, 47, 38, 88. What is their average mark?
  23. 23.Priya’s batting average after 7 innings is 25 runs. How many runs must Priya score in the next innings to raise the average to 26?
  24. 24.The average weight of 7 children is 39 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.The average of 8 numbers is 53. When one more number is added, the average becomes 58. What number was added?
  26. 26.Marks of 4 friends in a quiz: 41, 45, 53, 61. What is their average mark?
  27. 27.Marks of 6 friends in a quiz: 64, 92, 89, 91, 83, 43. What is their average mark?
  28. 28.Marks of 4 friends in a quiz: 85, 84, 83, 92. What is their average mark?
  29. 29.The average weight of 10 children is 36 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.The average of 6 numbers is 45. When one more number is added, the average becomes 50. What number was added?
  31. 31.Marks of 5 friends in a quiz: 11, 11, 8, 33, 42. What is their average mark?
  32. 32.Priya’s batting average after 10 innings is 46 runs. How many runs must Priya score in the next innings to raise the average to 50?
  33. 33.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)?
  34. 34.The average of 5 numbers is 27. When one more number is added, the average becomes 30. What number was added?
  35. 35.Priya’s batting average after 12 innings is 36 runs. How many runs must Priya score in the next innings to raise the average to 38?
  36. 36.The average weight of 10 children is 35 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.A shop sells an average of 61 kg of sugar a day for 2 days, and then 45 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  38. 38.A shop sells an average of 77 kg of sugar a day for 3 days, and then 59 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  39. 39.The average of 8 numbers is 16. When one more number is added, the average becomes 22. What number was added?
  40. 40.A shop sells an average of 27 kg of sugar a day for 2 days, and then 78 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?

Answer key

  1. 36
  2. 40
  3. 43
  4. 26
  5. 37
  6. 84
  7. 30
  8. 118
  9. 73
  10. 51
  11. 90
  12. 76
  13. 62
  14. 45
  15. 67
  16. 48
  17. 45
  18. 59
  19. 41
  20. 76
  21. 58
  22. 50
  23. 33
  24. 38
  25. 98
  26. 50
  27. 77
  28. 86
  29. 35
  30. 80
  31. 21
  32. 90
  33. 37
  34. 45
  35. 62
  36. 34
  37. 53
  38. 68
  39. 70
  40. 61

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