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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 49 · 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: 14, 26, 17, 55. What is their average mark?
  2. 2.Marks of 6 friends in a quiz: 33, 16, 30, 33, 45, 29. What is their average mark?
  3. 3.Marks of 4 friends in a quiz: 68, 69, 62, 25. What is their average mark?
  4. 4.Saanvi’s batting average after 12 innings is 36 runs. How many runs must Saanvi score in the next innings to raise the average to 39?
  5. 5.Marks of 4 friends in a quiz: 43, 43, 64, 82. What is their average mark?
  6. 6.A shop sells an average of 30 kg of sugar a day for 4 days, and then 38 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  7. 7.Diya’s batting average after 12 innings is 32 runs. How many runs must Diya score in the next innings to raise the average to 33?
  8. 8.The average of 4 numbers is 35. When one more number is added, the average becomes 36. What number was added?
  9. 9.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)?
  10. 10.A shop sells an average of 51 kg of sugar a day for 2 days, and then 61 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  11. 11.Marks of 4 friends in a quiz: 26, 19, 36, 19. What is their average mark?
  12. 12.The average weight of 11 children is 28 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.Marks of 6 friends in a quiz: 65, 51, 60, 65, 50, 87. What is their average mark?
  14. 14.The average of 5 numbers is 16. When one more number is added, the average becomes 19. What number was added?
  15. 15.The average weight of 12 children is 29 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.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)?
  17. 17.The average weight of 9 children is 44 kg. One child, who weighs 68 kg, leaves the group. What is the new average weight (in kg)?
  18. 18.The average weight of 9 children is 44 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.The average of 8 numbers is 46. When one more number is added, the average becomes 52. What number was added?
  20. 20.The average of 5 numbers is 53. When one more number is added, the average becomes 55. What number was added?
  21. 21.Kavya’s batting average after 13 innings is 42 runs. How many runs must Kavya score in the next innings to raise the average to 43?
  22. 22.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)?
  23. 23.Marks of 4 friends in a quiz: 62, 76, 60, 54. What is their average mark?
  24. 24.The average weight of 5 children is 45 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.A shop sells an average of 63 kg of sugar a day for 2 days, and then 42 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  26. 26.Marks of 4 friends in a quiz: 22, 42, 46, 26. What is their average mark?
  27. 27.The average of 6 numbers is 47. When one more number is added, the average becomes 48. What number was added?
  28. 28.The average of 8 numbers is 35. When one more number is added, the average becomes 41. What number was added?
  29. 29.The average of 8 numbers is 27. When one more number is added, the average becomes 28. What number was added?
  30. 30.The average weight of 6 children is 41 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.Arjun’s batting average after 6 innings is 44 runs. How many runs must Arjun score in the next innings to raise the average to 49?
  32. 32.A shop sells an average of 53 kg of sugar a day for 3 days, and then 48 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  33. 33.Marks of 6 friends in a quiz: 59, 57, 68, 59, 64, 23. What is their average mark?
  34. 34.The average of 7 numbers is 60. When one more number is added, the average becomes 66. What number was added?
  35. 35.Arjun’s batting average after 5 innings is 38 runs. How many runs must Arjun score in the next innings to raise the average to 41?
  36. 36.The average of 4 numbers is 53. When one more number is added, the average becomes 57. What number was added?
  37. 37.A shop sells an average of 22 kg of sugar a day for 2 days, and then 38 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  38. 38.A shop sells an average of 52 kg of sugar a day for 4 days, and then 24 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  39. 39.A shop sells an average of 59 kg of sugar a day for 6 days, and then 51 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  40. 40.Marks of 4 friends in a quiz: 72, 66, 53, 77. What is their average mark?

Answer key

  1. 28
  2. 31
  3. 56
  4. 75
  5. 58
  6. 34
  7. 45
  8. 40
  9. 30
  10. 56
  11. 25
  12. 26
  13. 63
  14. 34
  15. 27
  16. 32
  17. 41
  18. 42
  19. 100
  20. 65
  21. 56
  22. 40
  23. 63
  24. 44
  25. 48
  26. 34
  27. 54
  28. 89
  29. 36
  30. 39
  31. 79
  32. 51
  33. 55
  34. 108
  35. 56
  36. 73
  37. 34
  38. 40
  39. 57
  40. 67

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