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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 628 · 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 73 kg of sugar a day for 2 days, and then 33 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  2. 2.Isha’s batting average after 15 innings is 24 runs. How many runs must Isha score in the next innings to raise the average to 25?
  3. 3.Pooja’s batting average after 10 innings is 26 runs. How many runs must Pooja score in the next innings to raise the average to 27?
  4. 4.The average of 7 numbers is 54. When one more number is added, the average becomes 56. What number was added?
  5. 5.The average weight of 8 children is 29 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.Marks of 4 friends in a quiz: 56, 66, 51, 47. What is their average mark?
  7. 7.The average of 7 numbers is 59. When one more number is added, the average becomes 62. What number was added?
  8. 8.The average weight of 5 children is 38 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.Marks of 6 friends in a quiz: 66, 82, 83, 70, 77, 90. What is their average mark?
  10. 10.The average of 5 numbers is 19. When one more number is added, the average becomes 25. What number was added?
  11. 11.The average of 5 numbers is 43. When one more number is added, the average becomes 45. What number was added?
  12. 12.Sneha’s batting average after 8 innings is 36 runs. How many runs must Sneha score in the next innings to raise the average to 37?
  13. 13.Vivaan’s batting average after 10 innings is 28 runs. How many runs must Vivaan score in the next innings to raise the average to 30?
  14. 14.The average of 6 numbers is 40. When one more number is added, the average becomes 41. What number was added?
  15. 15.Marks of 6 friends in a quiz: 85, 91, 81, 72, 89, 68. What is their average mark?
  16. 16.A shop sells an average of 61 kg of sugar a day for 2 days, and then 41 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  17. 17.A shop sells an average of 22 kg of sugar a day for 2 days, and then 52 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  18. 18.Marks of 6 friends in a quiz: 24, 26, 21, 27, 8, 20. What is their average mark?
  19. 19.Dev’s batting average after 8 innings is 28 runs. How many runs must Dev score in the next innings to raise the average to 33?
  20. 20.Marks of 6 friends in a quiz: 49, 56, 41, 46, 54, 30. What is their average mark?
  21. 21.The average of 4 numbers is 60. When one more number is added, the average becomes 65. What number was added?
  22. 22.The average of 5 numbers is 16. When one more number is added, the average becomes 17. What number was added?
  23. 23.A shop sells an average of 38 kg of sugar a day for 3 days, and then 78 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  24. 24.A shop sells an average of 22 kg of sugar a day for 3 days, and then 74 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  25. 25.Arjun’s batting average after 9 innings is 32 runs. How many runs must Arjun score in the next innings to raise the average to 33?
  26. 26.The average weight of 5 children is 39 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.The average of 8 numbers is 18. When one more number is added, the average becomes 24. What number was added?
  28. 28.The average weight of 5 children is 45 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average weight of 6 children is 36 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.Aditya’s batting average after 13 innings is 42 runs. How many runs must Aditya score in the next innings to raise the average to 45?
  31. 31.A shop sells an average of 28 kg of sugar a day for 4 days, and then 46 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  32. 32.The average of 9 numbers is 39. When one more number is added, the average becomes 44. What number was added?
  33. 33.The average of 9 numbers is 37. When one more number is added, the average becomes 41. What number was added?
  34. 34.Meera’s batting average after 10 innings is 30 runs. How many runs must Meera score in the next innings to raise the average to 31?
  35. 35.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)?
  36. 36.Marks of 4 friends in a quiz: 37, 52, 60, 51. What is their average mark?
  37. 37.Kabir’s batting average after 15 innings is 47 runs. How many runs must Kabir score in the next innings to raise the average to 52?
  38. 38.Ananya’s batting average after 7 innings is 32 runs. How many runs must Ananya score in the next innings to raise the average to 33?
  39. 39.Farhan’s batting average after 5 innings is 43 runs. How many runs must Farhan score in the next innings to raise the average to 44?
  40. 40.Marks of 6 friends in a quiz: 41, 23, 26, 23, 35, 32. What is their average mark?

Answer key

  1. 43
  2. 40
  3. 37
  4. 70
  5. 28
  6. 55
  7. 83
  8. 37
  9. 78
  10. 55
  11. 55
  12. 45
  13. 50
  14. 47
  15. 81
  16. 49
  17. 42
  18. 21
  19. 73
  20. 46
  21. 85
  22. 22
  23. 58
  24. 48
  25. 42
  26. 37
  27. 72
  28. 44
  29. 34
  30. 84
  31. 34
  32. 89
  33. 77
  34. 41
  35. 38
  36. 50
  37. 127
  38. 40
  39. 49
  40. 30

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