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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 233 · 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 7 children is 28 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.A shop sells an average of 74 kg of sugar a day for 4 days, and then 68 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  3. 3.Aditya’s batting average after 14 innings is 33 runs. How many runs must Aditya score in the next innings to raise the average to 35?
  4. 4.Marks of 4 friends in a quiz: 71, 75, 62, 44. What is their average mark?
  5. 5.Marks of 4 friends in a quiz: 41, 38, 51, 66. What is their average mark?
  6. 6.The average weight of 10 children is 30 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.Marks of 5 friends in a quiz: 80, 79, 91, 74, 76. What is their average mark?
  8. 8.Marks of 5 friends in a quiz: 13, 15, 23, 30, 49. What is their average mark?
  9. 9.The average weight of 6 children is 40 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.The average of 4 numbers is 58. When one more number is added, the average becomes 62. What number was added?
  11. 11.Marks of 5 friends in a quiz: 37, 36, 47, 61, 64. What is their average mark?
  12. 12.Aditya’s batting average after 14 innings is 32 runs. How many runs must Aditya score in the next innings to raise the average to 33?
  13. 13.The average weight of 9 children is 37 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.The average of 6 numbers is 54. When one more number is added, the average becomes 59. What number was added?
  15. 15.The average of 5 numbers is 28. When one more number is added, the average becomes 34. What number was added?
  16. 16.Saanvi’s batting average after 6 innings is 33 runs. How many runs must Saanvi score in the next innings to raise the average to 34?
  17. 17.The average of 7 numbers is 31. When one more number is added, the average becomes 36. What number was added?
  18. 18.A shop sells an average of 48 kg of sugar a day for 2 days, and then 30 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  19. 19.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)?
  20. 20.The average of 5 numbers is 26. When one more number is added, the average becomes 27. What number was added?
  21. 21.The average weight of 11 children is 33 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.A shop sells an average of 62 kg of sugar a day for 4 days, and then 77 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  23. 23.The average weight of 8 children is 32 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.A shop sells an average of 56 kg of sugar a day for 2 days, and then 30 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  25. 25.A shop sells an average of 20 kg of sugar a day for 2 days, and then 40 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  26. 26.Aditya’s batting average after 13 innings is 21 runs. How many runs must Aditya score in the next innings to raise the average to 23?
  27. 27.Ishaan’s batting average after 6 innings is 26 runs. How many runs must Ishaan score in the next innings to raise the average to 29?
  28. 28.Diya’s batting average after 8 innings is 25 runs. How many runs must Diya score in the next innings to raise the average to 26?
  29. 29.The average of 6 numbers is 59. When one more number is added, the average becomes 63. What number was added?
  30. 30.A shop sells an average of 49 kg of sugar a day for 2 days, and then 56 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  31. 31.Arjun’s batting average after 13 innings is 37 runs. How many runs must Arjun score in the next innings to raise the average to 39?
  32. 32.A shop sells an average of 52 kg of sugar a day for 4 days, and then 67 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  33. 33.Tara’s batting average after 9 innings is 36 runs. How many runs must Tara score in the next innings to raise the average to 39?
  34. 34.A shop sells an average of 59 kg of sugar a day for 5 days, and then 32 kg a day for the next 4 days. What is the average sale per day for all 9 days (in kg)?
  35. 35.Marks of 6 friends in a quiz: 97, 71, 97, 74, 97, 68. What is their average mark?
  36. 36.Marks of 5 friends in a quiz: 57, 56, 79, 67, 71. What is their average mark?
  37. 37.The average of 5 numbers is 21. When one more number is added, the average becomes 23. What number was added?
  38. 38.Pooja’s batting average after 10 innings is 43 runs. How many runs must Pooja score in the next innings to raise the average to 48?
  39. 39.Marks of 4 friends in a quiz: 42, 55, 61, 30. What is their average mark?
  40. 40.Marks of 4 friends in a quiz: 68, 59, 74, 67. What is their average mark?

Answer key

  1. 26
  2. 72
  3. 63
  4. 63
  5. 49
  6. 29
  7. 80
  8. 26
  9. 37
  10. 78
  11. 49
  12. 47
  13. 35
  14. 89
  15. 64
  16. 40
  17. 71
  18. 36
  19. 44
  20. 32
  21. 30
  22. 67
  23. 31
  24. 43
  25. 30
  26. 49
  27. 47
  28. 34
  29. 87
  30. 54
  31. 65
  32. 61
  33. 66
  34. 47
  35. 84
  36. 66
  37. 33
  38. 98
  39. 47
  40. 67

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