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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 439 · 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 49 kg of sugar a day for 5 days, and then 38 kg a day for the next 6 days. What is the average sale per day for all 11 days (in kg)?
  2. 2.Isha’s batting average after 11 innings is 25 runs. How many runs must Isha score in the next innings to raise the average to 27?
  3. 3.Marks of 4 friends in a quiz: 12, 26, 22, 36. What is their average mark?
  4. 4.A shop sells an average of 48 kg of sugar a day for 3 days, and then 63 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  5. 5.A shop sells an average of 41 kg of sugar a day for 6 days, and then 29 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  6. 6.Marks of 4 friends in a quiz: 70, 62, 57, 83. What is their average mark?
  7. 7.Marks of 6 friends in a quiz: 51, 67, 68, 60, 67, 77. What is their average mark?
  8. 8.Aditya’s batting average after 8 innings is 33 runs. How many runs must Aditya score in the next innings to raise the average to 38?
  9. 9.A shop sells an average of 67 kg of sugar a day for 6 days, and then 27 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  10. 10.The average weight of 7 children is 45 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.The average of 8 numbers is 32. When one more number is added, the average becomes 37. What number was added?
  12. 12.Sneha’s batting average after 5 innings is 45 runs. How many runs must Sneha score in the next innings to raise the average to 46?
  13. 13.The average weight of 5 children is 48 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.A shop sells an average of 33 kg of sugar a day for 4 days, and then 78 kg a day for the next 5 days. What is the average sale per day for all 9 days (in kg)?
  15. 15.Marks of 6 friends in a quiz: 78, 64, 63, 76, 79, 30. What is their average mark?
  16. 16.A shop sells an average of 62 kg of sugar a day for 6 days, and then 76 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  17. 17.Marks of 6 friends in a quiz: 47, 52, 47, 50, 61, 79. What is their average mark?
  18. 18.The average of 9 numbers is 56. When one more number is added, the average becomes 60. What number was added?
  19. 19.Marks of 4 friends in a quiz: 56, 61, 57, 38. What is their average mark?
  20. 20.The average of 5 numbers is 24. When one more number is added, the average becomes 26. What number was added?
  21. 21.Marks of 6 friends in a quiz: 60, 65, 72, 77, 56, 90. What is their average mark?
  22. 22.A shop sells an average of 47 kg of sugar a day for 3 days, and then 29 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  23. 23.Marks of 5 friends in a quiz: 17, 23, 34, 16, 45. What is their average mark?
  24. 24.The average of 4 numbers is 38. When one more number is added, the average becomes 43. What number was added?
  25. 25.Marks of 4 friends in a quiz: 12, 26, 9, 33. What is their average mark?
  26. 26.The average of 7 numbers is 17. When one more number is added, the average becomes 18. What number was added?
  27. 27.Zoya’s batting average after 9 innings is 39 runs. How many runs must Zoya score in the next innings to raise the average to 44?
  28. 28.The average of 5 numbers is 41. When one more number is added, the average becomes 45. What number was added?
  29. 29.Kavya’s batting average after 7 innings is 34 runs. How many runs must Kavya score in the next innings to raise the average to 38?
  30. 30.A shop sells an average of 20 kg of sugar a day for 2 days, and then 22 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  31. 31.A shop sells an average of 75 kg of sugar a day for 5 days, and then 47 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?
  32. 32.Priya’s batting average after 6 innings is 40 runs. How many runs must Priya score in the next innings to raise the average to 45?
  33. 33.Kavya’s batting average after 7 innings is 44 runs. How many runs must Kavya score in the next innings to raise the average to 49?
  34. 34.Marks of 6 friends in a quiz: 48, 53, 52, 45, 61, 41. What is their average mark?
  35. 35.The average weight of 8 children is 41 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.Nisha’s batting average after 7 innings is 44 runs. How many runs must Nisha score in the next innings to raise the average to 49?
  37. 37.A shop sells an average of 56 kg of sugar a day for 3 days, and then 71 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  38. 38.A shop sells an average of 73 kg of sugar a day for 4 days, and then 55 kg a day for the next 5 days. What is the average sale per day for all 9 days (in kg)?
  39. 39.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)?
  40. 40.The average weight of 9 children is 43 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 43
  2. 49
  3. 24
  4. 54
  5. 37
  6. 68
  7. 65
  8. 78
  9. 47
  10. 43
  11. 77
  12. 51
  13. 45
  14. 58
  15. 65
  16. 69
  17. 56
  18. 96
  19. 53
  20. 36
  21. 70
  22. 35
  23. 27
  24. 63
  25. 20
  26. 25
  27. 89
  28. 65
  29. 66
  30. 21
  31. 67
  32. 75
  33. 84
  34. 50
  35. 40
  36. 84
  37. 62
  38. 63
  39. 38
  40. 42

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