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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 124 · 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.A shop sells an average of 66 kg of sugar a day for 2 days, and then 26 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  2. 2.A shop sells an average of 22 kg of sugar a day for 3 days, and then 58 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  3. 3.The average weight of 6 children is 30 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  4. 4.Tara’s batting average after 7 innings is 21 runs. How many runs must Tara score in the next innings to raise the average to 23?
  5. 5.The average weight of 12 children is 27 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.Marks of 6 friends in a quiz: 26, 19, 11, 36, 21, 25. What is their average mark?
  7. 7.The average weight of 7 children is 34 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  8. 8.The average weight of 10 children is 34 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.The average weight of 7 children is 35 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.Marks of 5 friends in a quiz: 20, 45, 46, 24, 25. What is their average mark?
  11. 11.Aarav’s batting average after 13 innings is 50 runs. How many runs must Aarav score in the next innings to raise the average to 51?
  12. 12.The average of 6 numbers is 21. When one more number is added, the average becomes 22. What number was added?
  13. 13.The average of 9 numbers is 57. When one more number is added, the average becomes 62. What number was added?
  14. 14.Marks of 4 friends in a quiz: 31, 35, 24, 26. What is their average mark?
  15. 15.The average of 7 numbers is 42. When one more number is added, the average becomes 44. What number was added?
  16. 16.A shop sells an average of 72 kg of sugar a day for 4 days, and then 27 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  17. 17.Ananya’s batting average after 15 innings is 43 runs. How many runs must Ananya score in the next innings to raise the average to 48?
  18. 18.The average weight of 5 children is 39 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.The average of 4 numbers is 46. When one more number is added, the average becomes 51. What number was added?
  20. 20.Marks of 4 friends in a quiz: 69, 80, 77, 66. What is their average mark?
  21. 21.Priya’s batting average after 11 innings is 40 runs. How many runs must Priya score in the next innings to raise the average to 44?
  22. 22.The average of 5 numbers is 35. When one more number is added, the average becomes 39. What number was added?
  23. 23.A shop sells an average of 26 kg of sugar a day for 6 days, and then 52 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  24. 24.The average of 8 numbers is 21. When one more number is added, the average becomes 24. What number was added?
  25. 25.Marks of 6 friends in a quiz: 20, 33, 37, 32, 32, 38. What is their average mark?
  26. 26.Pooja’s batting average after 9 innings is 37 runs. How many runs must Pooja score in the next innings to raise the average to 42?
  27. 27.The average of 5 numbers is 57. When one more number is added, the average becomes 59. What number was added?
  28. 28.A shop sells an average of 27 kg of sugar a day for 3 days, and then 77 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  29. 29.Marks of 5 friends in a quiz: 32, 25, 38, 39, 26. What is their average mark?
  30. 30.The average of 4 numbers is 37. When one more number is added, the average becomes 40. What number was added?
  31. 31.The average of 5 numbers is 54. When one more number is added, the average becomes 59. What number was added?
  32. 32.Rohan’s batting average after 12 innings is 28 runs. How many runs must Rohan score in the next innings to raise the average to 32?
  33. 33.The average weight of 6 children is 35 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.The average of 9 numbers is 33. When one more number is added, the average becomes 38. What number was added?
  35. 35.Saanvi’s batting average after 11 innings is 44 runs. How many runs must Saanvi score in the next innings to raise the average to 45?
  36. 36.The average of 7 numbers is 30. When one more number is added, the average becomes 31. What number was added?
  37. 37.Ananya’s batting average after 8 innings is 32 runs. How many runs must Ananya score in the next innings to raise the average to 36?
  38. 38.The average weight of 10 children is 32 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.Rahul’s batting average after 10 innings is 48 runs. How many runs must Rahul score in the next innings to raise the average to 51?
  40. 40.A shop sells an average of 55 kg of sugar a day for 2 days, and then 31 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?

Answer key

  1. 46
  2. 40
  3. 27
  4. 37
  5. 25
  6. 23
  7. 31
  8. 32
  9. 32
  10. 32
  11. 64
  12. 28
  13. 107
  14. 29
  15. 58
  16. 45
  17. 123
  18. 38
  19. 71
  20. 73
  21. 88
  22. 59
  23. 39
  24. 48
  25. 32
  26. 87
  27. 69
  28. 47
  29. 32
  30. 52
  31. 84
  32. 80
  33. 34
  34. 83
  35. 56
  36. 38
  37. 68
  38. 30
  39. 81
  40. 37

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