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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 191 · 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.Karan’s batting average after 15 innings is 29 runs. How many runs must Karan score in the next innings to raise the average to 31?
  2. 2.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)?
  3. 3.A shop sells an average of 47 kg of sugar a day for 6 days, and then 29 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  4. 4.Marks of 6 friends in a quiz: 45, 31, 53, 41, 33, 49. What is their average mark?
  5. 5.Marks of 6 friends in a quiz: 66, 58, 45, 55, 49, 45. What is their average mark?
  6. 6.A shop sells an average of 69 kg of sugar a day for 3 days, and then 54 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  7. 7.A shop sells an average of 26 kg of sugar a day for 4 days, and then 33 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  8. 8.A shop sells an average of 40 kg of sugar a day for 3 days, and then 35 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  9. 9.The average of 4 numbers is 36. When one more number is added, the average becomes 38. What number was added?
  10. 10.A shop sells an average of 78 kg of sugar a day for 4 days, and then 58 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  11. 11.The average weight of 5 children is 42 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.A shop sells an average of 31 kg of sugar a day for 2 days, and then 59 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  13. 13.Marks of 6 friends in a quiz: 29, 10, 13, 37, 23, 20. What is their average mark?
  14. 14.The average weight of 11 children is 42 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.Ananya’s batting average after 15 innings is 35 runs. How many runs must Ananya score in the next innings to raise the average to 38?
  16. 16.A shop sells an average of 71 kg of sugar a day for 3 days, and then 77 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  17. 17.Dev’s batting average after 14 innings is 37 runs. How many runs must Dev score in the next innings to raise the average to 41?
  18. 18.The average weight of 7 children is 41 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.The average of 5 numbers is 57. When one more number is added, the average becomes 61. What number was added?
  20. 20.The average of 4 numbers is 15. When one more number is added, the average becomes 20. What number was added?
  21. 21.Marks of 4 friends in a quiz: 13, 23, 17, 47. What is their average mark?
  22. 22.The average of 6 numbers is 23. When one more number is added, the average becomes 25. What number was added?
  23. 23.Isha’s batting average after 15 innings is 44 runs. How many runs must Isha score in the next innings to raise the average to 49?
  24. 24.The average of 9 numbers is 39. When one more number is added, the average becomes 43. What number was added?
  25. 25.Rahul’s batting average after 6 innings is 42 runs. How many runs must Rahul score in the next innings to raise the average to 43?
  26. 26.A shop sells an average of 60 kg of sugar a day for 2 days, and then 20 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  27. 27.The average weight of 6 children is 38 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.The average weight of 5 children is 46 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.Marks of 6 friends in a quiz: 71, 66, 49, 54, 59, 49. What is their average mark?
  30. 30.Marks of 6 friends in a quiz: 37, 60, 40, 65, 40, 58. What is their average mark?
  31. 31.Rohan’s batting average after 9 innings is 26 runs. How many runs must Rohan score in the next innings to raise the average to 29?
  32. 32.A shop sells an average of 29 kg of sugar a day for 4 days, and then 77 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  33. 33.Marks of 6 friends in a quiz: 23, 38, 39, 31, 43, 54. What is their average mark?
  34. 34.The average weight of 10 children is 46 kg. One child, who weighs 64 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.The average weight of 8 children is 40 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.A shop sells an average of 42 kg of sugar a day for 3 days, and then 76 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  37. 37.The average weight of 7 children is 43 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.Marks of 6 friends in a quiz: 73, 97, 73, 95, 102, 88. What is their average mark?
  39. 39.A shop sells an average of 42 kg of sugar a day for 6 days, and then 80 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  40. 40.A shop sells an average of 64 kg of sugar a day for 6 days, and then 20 kg a day for the next 5 days. What is the average sale per day for all 11 days (in kg)?

Answer key

  1. 61
  2. 32
  3. 38
  4. 42
  5. 53
  6. 59
  7. 29
  8. 38
  9. 46
  10. 68
  11. 39
  12. 51
  13. 22
  14. 41
  15. 83
  16. 74
  17. 97
  18. 40
  19. 81
  20. 40
  21. 25
  22. 37
  23. 124
  24. 79
  25. 49
  26. 40
  27. 35
  28. 44
  29. 58
  30. 50
  31. 56
  32. 53
  33. 38
  34. 44
  35. 39
  36. 59
  37. 40
  38. 88
  39. 61
  40. 44

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