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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 473 · 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 6 numbers is 42. When one more number is added, the average becomes 48. What number was added?
  2. 2.Rahul’s batting average after 9 innings is 21 runs. How many runs must Rahul score in the next innings to raise the average to 26?
  3. 3.Saanvi’s batting average after 7 innings is 30 runs. How many runs must Saanvi score in the next innings to raise the average to 33?
  4. 4.Marks of 5 friends in a quiz: 103, 92, 76, 89, 90. What is their average mark?
  5. 5.The average of 4 numbers is 26. When one more number is added, the average becomes 30. What number was added?
  6. 6.Tara’s batting average after 12 innings is 30 runs. How many runs must Tara score in the next innings to raise the average to 34?
  7. 7.A shop sells an average of 45 kg of sugar a day for 3 days, and then 37 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  8. 8.Marks of 4 friends in a quiz: 38, 21, 22, 63. What is their average mark?
  9. 9.Marks of 4 friends in a quiz: 54, 50, 75, 65. What is their average mark?
  10. 10.Marks of 4 friends in a quiz: 50, 34, 26, 38. What is their average mark?
  11. 11.Meera’s batting average after 5 innings is 40 runs. How many runs must Meera score in the next innings to raise the average to 42?
  12. 12.Marks of 5 friends in a quiz: 84, 86, 82, 75, 33. What is their average mark?
  13. 13.The average weight of 10 children is 32 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.A shop sells an average of 42 kg of sugar a day for 4 days, and then 28 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  15. 15.The average weight of 11 children is 48 kg. One child, who weighs 78 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.Kabir’s batting average after 8 innings is 26 runs. How many runs must Kabir score in the next innings to raise the average to 28?
  17. 17.Marks of 5 friends in a quiz: 81, 58, 73, 55, 63. What is their average mark?
  18. 18.Marks of 5 friends in a quiz: 59, 43, 56, 54, 28. What is their average mark?
  19. 19.A shop sells an average of 56 kg of sugar a day for 2 days, and then 24 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  20. 20.The average of 8 numbers is 58. When one more number is added, the average becomes 61. What number was added?
  21. 21.Aarav’s batting average after 14 innings is 40 runs. How many runs must Aarav score in the next innings to raise the average to 44?
  22. 22.Marks of 5 friends in a quiz: 44, 23, 34, 32, 57. What is their average mark?
  23. 23.A shop sells an average of 39 kg of sugar a day for 2 days, and then 48 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  24. 24.A shop sells an average of 60 kg of sugar a day for 2 days, and then 32 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  25. 25.The average of 9 numbers is 33. When one more number is added, the average becomes 37. What number was added?
  26. 26.A shop sells an average of 29 kg of sugar a day for 6 days, and then 73 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  27. 27.A shop sells an average of 74 kg of sugar a day for 6 days, and then 36 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  28. 28.The average of 8 numbers is 43. When one more number is added, the average becomes 47. What number was added?
  29. 29.A shop sells an average of 32 kg of sugar a day for 6 days, and then 74 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  30. 30.A shop sells an average of 21 kg of sugar a day for 3 days, and then 66 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  31. 31.Diya’s batting average after 7 innings is 43 runs. How many runs must Diya score in the next innings to raise the average to 44?
  32. 32.Marks of 4 friends in a quiz: 29, 25, 47, 59. What is their average mark?
  33. 33.The average weight of 11 children is 41 kg. One child, who weighs 71 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.The average of 5 numbers is 42. When one more number is added, the average becomes 46. What number was added?
  35. 35.Marks of 5 friends in a quiz: 57, 42, 44, 51, 46. What is their average mark?
  36. 36.Marks of 5 friends in a quiz: 42, 27, 17, 42, 17. What is their average mark?
  37. 37.Marks of 6 friends in a quiz: 30, 41, 44, 32, 23, 16. What is their average mark?
  38. 38.Marks of 5 friends in a quiz: 28, 19, 30, 17, 46. What is their average mark?
  39. 39.A shop sells an average of 20 kg of sugar a day for 4 days, and then 30 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  40. 40.Tara’s batting average after 10 innings is 23 runs. How many runs must Tara score in the next innings to raise the average to 24?

Answer key

  1. 84
  2. 71
  3. 54
  4. 90
  5. 46
  6. 82
  7. 41
  8. 36
  9. 61
  10. 37
  11. 52
  12. 72
  13. 29
  14. 36
  15. 45
  16. 44
  17. 66
  18. 48
  19. 32
  20. 85
  21. 100
  22. 38
  23. 45
  24. 39
  25. 73
  26. 51
  27. 55
  28. 79
  29. 46
  30. 51
  31. 51
  32. 40
  33. 38
  34. 66
  35. 48
  36. 29
  37. 31
  38. 28
  39. 26
  40. 34

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