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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 507 · 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.Diya’s batting average after 12 innings is 48 runs. How many runs must Diya score in the next innings to raise the average to 49?
  2. 2.A shop sells an average of 75 kg of sugar a day for 2 days, and then 27 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  3. 3.A shop sells an average of 37 kg of sugar a day for 4 days, and then 45 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  4. 4.Marks of 6 friends in a quiz: 25, 31, 45, 41, 49, 19. What is their average mark?
  5. 5.A shop sells an average of 56 kg of sugar a day for 2 days, and then 66 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  6. 6.Marks of 4 friends in a quiz: 46, 48, 50, 16. What is their average mark?
  7. 7.A shop sells an average of 29 kg of sugar a day for 6 days, and then 73 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  8. 8.The average of 8 numbers is 44. When one more number is added, the average becomes 47. What number was added?
  9. 9.Marks of 4 friends in a quiz: 86, 61, 81, 76. What is their average mark?
  10. 10.Marks of 4 friends in a quiz: 41, 40, 22, 5. What is their average mark?
  11. 11.Marks of 5 friends in a quiz: 58, 61, 39, 59, 13. What is their average mark?
  12. 12.Marks of 6 friends in a quiz: 41, 45, 40, 60, 64, 62. What is their average mark?
  13. 13.Marks of 5 friends in a quiz: 9, 31, 11, 35, 34. What is their average mark?
  14. 14.The average of 4 numbers is 25. When one more number is added, the average becomes 26. What number was added?
  15. 15.The average of 6 numbers is 23. When one more number is added, the average becomes 25. What number was added?
  16. 16.The average of 6 numbers is 39. When one more number is added, the average becomes 40. What number was added?
  17. 17.Diya’s batting average after 10 innings is 28 runs. How many runs must Diya score in the next innings to raise the average to 31?
  18. 18.Arjun’s batting average after 13 innings is 32 runs. How many runs must Arjun score in the next innings to raise the average to 34?
  19. 19.Kabir’s batting average after 15 innings is 34 runs. How many runs must Kabir score in the next innings to raise the average to 35?
  20. 20.The average weight of 12 children is 40 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.Marks of 5 friends in a quiz: 70, 69, 81, 80, 85. What is their average mark?
  22. 22.The average of 8 numbers is 34. When one more number is added, the average becomes 39. What number was added?
  23. 23.Karan’s batting average after 12 innings is 40 runs. How many runs must Karan score in the next innings to raise the average to 44?
  24. 24.Meera’s batting average after 13 innings is 26 runs. How many runs must Meera score in the next innings to raise the average to 27?
  25. 25.The average weight of 5 children is 43 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.Marks of 6 friends in a quiz: 13, 16, 14, 16, 18, 55. What is their average mark?
  27. 27.A shop sells an average of 31 kg of sugar a day for 4 days, and then 79 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  28. 28.The average of 4 numbers is 51. When one more number is added, the average becomes 56. What number was added?
  29. 29.Nisha’s batting average after 7 innings is 40 runs. How many runs must Nisha score in the next innings to raise the average to 43?
  30. 30.Kabir’s batting average after 10 innings is 37 runs. How many runs must Kabir score in the next innings to raise the average to 41?
  31. 31.Marks of 6 friends in a quiz: 65, 72, 61, 64, 69, 35. What is their average mark?
  32. 32.Marks of 6 friends in a quiz: 42, 47, 67, 59, 56, 47. What is their average mark?
  33. 33.The average of 5 numbers is 57. When one more number is added, the average becomes 58. What number was added?
  34. 34.A shop sells an average of 45 kg of sugar a day for 5 days, and then 33 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  35. 35.The average weight of 8 children is 30 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.The average of 6 numbers is 29. When one more number is added, the average becomes 34. What number was added?
  37. 37.The average weight of 5 children is 36 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.Kabir’s batting average after 10 innings is 50 runs. How many runs must Kabir score in the next innings to raise the average to 54?
  39. 39.The average of 4 numbers is 26. When one more number is added, the average becomes 30. What number was added?
  40. 40.Diya’s batting average after 7 innings is 23 runs. How many runs must Diya score in the next innings to raise the average to 26?

Answer key

  1. 61
  2. 43
  3. 41
  4. 35
  5. 61
  6. 40
  7. 40
  8. 71
  9. 76
  10. 27
  11. 46
  12. 52
  13. 24
  14. 30
  15. 37
  16. 46
  17. 61
  18. 60
  19. 50
  20. 38
  21. 77
  22. 79
  23. 92
  24. 40
  25. 42
  26. 22
  27. 47
  28. 76
  29. 64
  30. 81
  31. 61
  32. 53
  33. 63
  34. 39
  35. 27
  36. 64
  37. 35
  38. 94
  39. 46
  40. 47

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