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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 396 · 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 6 children is 28 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.A shop sells an average of 39 kg of sugar a day for 3 days, and then 63 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  3. 3.Marks of 6 friends in a quiz: 76, 59, 75, 61, 76, 43. What is their average mark?
  4. 4.The average weight of 7 children is 43 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  5. 5.A shop sells an average of 33 kg of sugar a day for 2 days, and then 63 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  6. 6.The average weight of 9 children is 39 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.Marks of 5 friends in a quiz: 67, 54, 67, 65, 77. What is their average mark?
  8. 8.Meera’s batting average after 5 innings is 43 runs. How many runs must Meera score in the next innings to raise the average to 46?
  9. 9.Marks of 4 friends in a quiz: 69, 61, 67, 55. What is their average mark?
  10. 10.The average of 9 numbers is 20. When one more number is added, the average becomes 25. What number was added?
  11. 11.Isha’s batting average after 11 innings is 36 runs. How many runs must Isha score in the next innings to raise the average to 39?
  12. 12.A shop sells an average of 61 kg of sugar a day for 2 days, and then 37 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  13. 13.Marks of 5 friends in a quiz: 54, 62, 43, 35, 56. What is their average mark?
  14. 14.A shop sells an average of 80 kg of sugar a day for 4 days, and then 35 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  15. 15.Manav’s batting average after 13 innings is 36 runs. How many runs must Manav score in the next innings to raise the average to 37?
  16. 16.A shop sells an average of 78 kg of sugar a day for 6 days, and then 57 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  17. 17.A shop sells an average of 49 kg of sugar a day for 3 days, and then 61 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  18. 18.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)?
  19. 19.The average weight of 5 children is 27 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.Marks of 5 friends in a quiz: 78, 67, 80, 69, 61. What is their average mark?
  21. 21.Marks of 4 friends in a quiz: 59, 53, 36, 32. What is their average mark?
  22. 22.The average of 6 numbers is 45. When one more number is added, the average becomes 47. What number was added?
  23. 23.Marks of 6 friends in a quiz: 9, 12, 12, 15, 33, 51. What is their average mark?
  24. 24.The average weight of 5 children is 40 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.A shop sells an average of 76 kg of sugar a day for 2 days, and then 52 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  26. 26.The average weight of 11 children is 27 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.Priya’s batting average after 7 innings is 22 runs. How many runs must Priya score in the next innings to raise the average to 26?
  28. 28.The average of 6 numbers is 43. When one more number is added, the average becomes 44. What number was added?
  29. 29.A shop sells an average of 31 kg of sugar a day for 2 days, and then 22 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  30. 30.Zoya’s batting average after 5 innings is 37 runs. How many runs must Zoya score in the next innings to raise the average to 42?
  31. 31.A shop sells an average of 42 kg of sugar a day for 4 days, and then 21 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  32. 32.Dev’s batting average after 12 innings is 32 runs. How many runs must Dev score in the next innings to raise the average to 35?
  33. 33.A shop sells an average of 57 kg of sugar a day for 3 days, and then 49 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  34. 34.Diya’s batting average after 11 innings is 21 runs. How many runs must Diya score in the next innings to raise the average to 22?
  35. 35.The average of 4 numbers is 24. When one more number is added, the average becomes 26. What number was added?
  36. 36.Marks of 5 friends in a quiz: 74, 64, 82, 65, 95. What is their average mark?
  37. 37.Aarav’s batting average after 9 innings is 36 runs. How many runs must Aarav score in the next innings to raise the average to 37?
  38. 38.Marks of 5 friends in a quiz: 83, 74, 84, 64, 55. What is their average mark?
  39. 39.Marks of 4 friends in a quiz: 43, 39, 31, 59. What is their average mark?
  40. 40.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)?

Answer key

  1. 26
  2. 54
  3. 65
  4. 42
  5. 51
  6. 38
  7. 66
  8. 61
  9. 63
  10. 70
  11. 72
  12. 49
  13. 50
  14. 65
  15. 50
  16. 71
  17. 57
  18. 37
  19. 25
  20. 71
  21. 45
  22. 59
  23. 22
  24. 37
  25. 64
  26. 25
  27. 54
  28. 50
  29. 25
  30. 67
  31. 33
  32. 71
  33. 52
  34. 33
  35. 34
  36. 76
  37. 46
  38. 72
  39. 43
  40. 34

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