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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 493 · 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 38 kg of sugar a day for 6 days, and then 20 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  2. 2.Marks of 4 friends in a quiz: 49, 50, 20, 21. What is their average mark?
  3. 3.Meera’s batting average after 5 innings is 22 runs. How many runs must Meera score in the next innings to raise the average to 26?
  4. 4.A shop sells an average of 58 kg of sugar a day for 3 days, and then 33 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  5. 5.The average weight of 7 children is 34 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.The average weight of 9 children is 41 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.Meera’s batting average after 9 innings is 20 runs. How many runs must Meera score in the next innings to raise the average to 23?
  8. 8.The average weight of 12 children is 31 kg. One child, who weighs 64 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.Aarav’s batting average after 6 innings is 25 runs. How many runs must Aarav score in the next innings to raise the average to 28?
  10. 10.Marks of 4 friends in a quiz: 22, 35, 22, 65. What is their average mark?
  11. 11.The average of 6 numbers is 56. When one more number is added, the average becomes 62. What number was added?
  12. 12.Rahul’s batting average after 13 innings is 50 runs. How many runs must Rahul score in the next innings to raise the average to 51?
  13. 13.The average of 9 numbers is 34. When one more number is added, the average becomes 36. What number was added?
  14. 14.Manav’s batting average after 9 innings is 47 runs. How many runs must Manav score in the next innings to raise the average to 48?
  15. 15.The average of 7 numbers is 20. When one more number is added, the average becomes 26. What number was added?
  16. 16.Marks of 4 friends in a quiz: 60, 53, 62, 81. What is their average mark?
  17. 17.The average of 7 numbers is 57. When one more number is added, the average becomes 58. What number was added?
  18. 18.A shop sells an average of 50 kg of sugar a day for 3 days, and then 78 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  19. 19.A shop sells an average of 28 kg of sugar a day for 5 days, and then 46 kg a day for the next 4 days. What is the average sale per day for all 9 days (in kg)?
  20. 20.Marks of 4 friends in a quiz: 75, 52, 50, 67. What is their average mark?
  21. 21.Marks of 6 friends in a quiz: 57, 64, 55, 38, 61, 31. What is their average mark?
  22. 22.Zoya’s batting average after 8 innings is 31 runs. How many runs must Zoya score in the next innings to raise the average to 36?
  23. 23.Marks of 4 friends in a quiz: 41, 44, 36, 43. What is their average mark?
  24. 24.Marks of 6 friends in a quiz: 57, 63, 61, 77, 80, 94. What is their average mark?
  25. 25.Marks of 5 friends in a quiz: 21, 14, 12, 22, 51. What is their average mark?
  26. 26.The average weight of 10 children is 30 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.The average weight of 8 children is 39 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.A shop sells an average of 51 kg of sugar a day for 6 days, and then 75 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  29. 29.Pooja’s batting average after 15 innings is 29 runs. How many runs must Pooja score in the next innings to raise the average to 33?
  30. 30.Marks of 5 friends in a quiz: 35, 19, 42, 34, 40. What is their average mark?
  31. 31.Marks of 4 friends in a quiz: 78, 73, 72, 69. What is their average mark?
  32. 32.Vivaan’s batting average after 11 innings is 35 runs. How many runs must Vivaan score in the next innings to raise the average to 39?
  33. 33.The average of 7 numbers is 59. When one more number is added, the average becomes 61. What number was added?
  34. 34.Marks of 4 friends in a quiz: 68, 82, 73, 81. What is their average mark?
  35. 35.The average of 7 numbers is 34. When one more number is added, the average becomes 35. What number was added?
  36. 36.A shop sells an average of 44 kg of sugar a day for 3 days, and then 68 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  37. 37.A shop sells an average of 26 kg of sugar a day for 2 days, and then 36 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  38. 38.Pooja’s batting average after 15 innings is 23 runs. How many runs must Pooja score in the next innings to raise the average to 27?
  39. 39.Ananya’s batting average after 7 innings is 21 runs. How many runs must Ananya score in the next innings to raise the average to 22?
  40. 40.The average weight of 6 children is 41 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 32
  2. 35
  3. 46
  4. 48
  5. 33
  6. 38
  7. 50
  8. 28
  9. 46
  10. 36
  11. 98
  12. 64
  13. 54
  14. 57
  15. 68
  16. 64
  17. 65
  18. 66
  19. 36
  20. 61
  21. 51
  22. 76
  23. 41
  24. 72
  25. 24
  26. 27
  27. 37
  28. 63
  29. 93
  30. 34
  31. 73
  32. 83
  33. 75
  34. 76
  35. 42
  36. 59
  37. 32
  38. 87
  39. 29
  40. 40

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