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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 567 · 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.The average of 7 numbers is 30. When one more number is added, the average becomes 33. What number was added?
  2. 2.A shop sells an average of 77 kg of sugar a day for 6 days, and then 50 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  3. 3.Diya’s batting average after 15 innings is 33 runs. How many runs must Diya score in the next innings to raise the average to 37?
  4. 4.The average of 5 numbers is 40. When one more number is added, the average becomes 41. What number was added?
  5. 5.Marks of 6 friends in a quiz: 41, 59, 37, 38, 51, 68. What is their average mark?
  6. 6.A shop sells an average of 58 kg of sugar a day for 3 days, and then 73 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  7. 7.The average of 8 numbers is 43. When one more number is added, the average becomes 48. What number was added?
  8. 8.Marks of 6 friends in a quiz: 53, 75, 56, 64, 64, 90. What is their average mark?
  9. 9.Nisha’s batting average after 15 innings is 42 runs. How many runs must Nisha score in the next innings to raise the average to 47?
  10. 10.The average weight of 5 children is 26 kg. One child, who weighs 30 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.Rahul’s batting average after 5 innings is 49 runs. How many runs must Rahul score in the next innings to raise the average to 52?
  12. 12.A shop sells an average of 73 kg of sugar a day for 4 days, and then 39 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  13. 13.Rahul’s batting average after 8 innings is 38 runs. How many runs must Rahul score in the next innings to raise the average to 39?
  14. 14.Marks of 6 friends in a quiz: 72, 81, 84, 82, 97, 82. What is their average mark?
  15. 15.Arjun’s batting average after 6 innings is 22 runs. How many runs must Arjun score in the next innings to raise the average to 27?
  16. 16.Zoya’s batting average after 7 innings is 33 runs. How many runs must Zoya score in the next innings to raise the average to 34?
  17. 17.Nisha’s batting average after 7 innings is 47 runs. How many runs must Nisha score in the next innings to raise the average to 50?
  18. 18.Priya’s batting average after 8 innings is 46 runs. How many runs must Priya score in the next innings to raise the average to 47?
  19. 19.Isha’s batting average after 9 innings is 32 runs. How many runs must Isha score in the next innings to raise the average to 35?
  20. 20.Vivaan’s batting average after 8 innings is 40 runs. How many runs must Vivaan score in the next innings to raise the average to 42?
  21. 21.Marks of 4 friends in a quiz: 37, 50, 60, 57. What is their average mark?
  22. 22.The average of 6 numbers is 20. When one more number is added, the average becomes 21. What number was added?
  23. 23.Ananya’s batting average after 7 innings is 24 runs. How many runs must Ananya score in the next innings to raise the average to 27?
  24. 24.Marks of 5 friends in a quiz: 51, 36, 62, 39, 47. What is their average mark?
  25. 25.Dev’s batting average after 11 innings is 38 runs. How many runs must Dev score in the next innings to raise the average to 40?
  26. 26.Marks of 5 friends in a quiz: 36, 66, 40, 66, 47. What is their average mark?
  27. 27.The average weight of 10 children is 34 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.A shop sells an average of 52 kg of sugar a day for 2 days, and then 36 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  29. 29.Aarav’s batting average after 15 innings is 48 runs. How many runs must Aarav score in the next innings to raise the average to 49?
  30. 30.The average of 8 numbers is 54. When one more number is added, the average becomes 60. What number was added?
  31. 31.Marks of 5 friends in a quiz: 47, 29, 40, 25, 44. What is their average mark?
  32. 32.The average weight of 10 children is 30 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  33. 33.Isha’s batting average after 6 innings is 28 runs. How many runs must Isha score in the next innings to raise the average to 29?
  34. 34.Marks of 4 friends in a quiz: 49, 35, 45, 23. What is their average mark?
  35. 35.Marks of 6 friends in a quiz: 16, 28, 15, 29, 33, 11. What is their average mark?
  36. 36.Farhan’s batting average after 7 innings is 33 runs. How many runs must Farhan score in the next innings to raise the average to 38?
  37. 37.Diya’s batting average after 13 innings is 43 runs. How many runs must Diya score in the next innings to raise the average to 46?
  38. 38.The average of 5 numbers is 58. When one more number is added, the average becomes 62. What number was added?
  39. 39.A shop sells an average of 33 kg of sugar a day for 2 days, and then 43 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  40. 40.Marks of 5 friends in a quiz: 44, 61, 46, 59, 65. What is their average mark?

Answer key

  1. 54
  2. 68
  3. 97
  4. 46
  5. 49
  6. 68
  7. 88
  8. 67
  9. 122
  10. 25
  11. 67
  12. 56
  13. 47
  14. 83
  15. 57
  16. 41
  17. 71
  18. 55
  19. 62
  20. 58
  21. 51
  22. 27
  23. 48
  24. 47
  25. 62
  26. 51
  27. 32
  28. 40
  29. 64
  30. 108
  31. 37
  32. 29
  33. 35
  34. 38
  35. 22
  36. 73
  37. 85
  38. 82
  39. 38
  40. 55

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