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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 111 · 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: 88, 99, 96, 69. What is their average mark?
  2. 2.Sneha’s batting average after 9 innings is 23 runs. How many runs must Sneha score in the next innings to raise the average to 27?
  3. 3.A shop sells an average of 58 kg of sugar a day for 3 days, and then 65 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  4. 4.Zoya’s batting average after 11 innings is 24 runs. How many runs must Zoya score in the next innings to raise the average to 28?
  5. 5.The average weight of 11 children is 39 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: 64, 51, 56, 60, 58, 77. What is their average mark?
  7. 7.Marks of 5 friends in a quiz: 26, 38, 42, 42, 27. What is their average mark?
  8. 8.Marks of 4 friends in a quiz: 54, 74, 80, 52. What is their average mark?
  9. 9.Marks of 4 friends in a quiz: 85, 68, 98, 81. What is their average mark?
  10. 10.The average of 6 numbers is 18. When one more number is added, the average becomes 23. What number was added?
  11. 11.A shop sells an average of 41 kg of sugar a day for 2 days, and then 59 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  12. 12.A shop sells an average of 36 kg of sugar a day for 3 days, and then 26 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  13. 13.The average of 5 numbers is 44. When one more number is added, the average becomes 47. What number was added?
  14. 14.Marks of 4 friends in a quiz: 72, 81, 74, 61. What is their average mark?
  15. 15.Marks of 5 friends in a quiz: 48, 51, 75, 51, 90. What is their average mark?
  16. 16.Marks of 4 friends in a quiz: 39, 59, 52, 26. What is their average mark?
  17. 17.A shop sells an average of 70 kg of sugar a day for 4 days, and then 49 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  18. 18.A shop sells an average of 26 kg of sugar a day for 3 days, and then 74 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  19. 19.The average weight of 12 children is 41 kg. One child, who weighs 74 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.A shop sells an average of 46 kg of sugar a day for 3 days, and then 78 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  21. 21.The average weight of 8 children is 44 kg. One child, who weighs 58 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.A shop sells an average of 50 kg of sugar a day for 2 days, and then 43 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  23. 23.A shop sells an average of 47 kg of sugar a day for 2 days, and then 32 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  24. 24.The average of 4 numbers is 38. When one more number is added, the average becomes 39. What number was added?
  25. 25.A shop sells an average of 64 kg of sugar a day for 5 days, and then 56 kg a day for the next 3 days. What is the average sale per day for all 8 days (in kg)?
  26. 26.Meera’s batting average after 6 innings is 28 runs. How many runs must Meera score in the next innings to raise the average to 32?
  27. 27.The average weight of 11 children is 47 kg. One child, who weighs 77 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.A shop sells an average of 53 kg of sugar a day for 2 days, and then 56 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  29. 29.The average weight of 7 children is 42 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.Marks of 5 friends in a quiz: 37, 31, 42, 31, 84. What is their average mark?
  31. 31.Marks of 4 friends in a quiz: 81, 78, 86, 43. What is their average mark?
  32. 32.A shop sells an average of 30 kg of sugar a day for 3 days, and then 37 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  33. 33.Marks of 5 friends in a quiz: 39, 43, 38, 40, 90. What is their average mark?
  34. 34.The average weight of 12 children is 32 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.A shop sells an average of 29 kg of sugar a day for 2 days, and then 45 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  36. 36.Marks of 4 friends in a quiz: 88, 78, 102, 80. What is their average mark?
  37. 37.Rohan’s batting average after 15 innings is 45 runs. How many runs must Rohan score in the next innings to raise the average to 48?
  38. 38.Marks of 6 friends in a quiz: 51, 34, 47, 50, 34, 42. What is their average mark?
  39. 39.The average of 9 numbers is 31. When one more number is added, the average becomes 32. What number was added?
  40. 40.The average of 8 numbers is 24. When one more number is added, the average becomes 29. What number was added?

Answer key

  1. 88
  2. 63
  3. 62
  4. 72
  5. 38
  6. 61
  7. 35
  8. 65
  9. 83
  10. 53
  11. 50
  12. 32
  13. 62
  14. 72
  15. 63
  16. 44
  17. 61
  18. 58
  19. 38
  20. 66
  21. 42
  22. 45
  23. 37
  24. 43
  25. 61
  26. 56
  27. 44
  28. 55
  29. 41
  30. 45
  31. 72
  32. 34
  33. 50
  34. 29
  35. 41
  36. 87
  37. 93
  38. 43
  39. 41
  40. 69

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