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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 213 · 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 37. When one more number is added, the average becomes 38. What number was added?
  2. 2.The average of 9 numbers is 25. When one more number is added, the average becomes 31. What number was added?
  3. 3.Karan’s batting average after 12 innings is 45 runs. How many runs must Karan score in the next innings to raise the average to 47?
  4. 4.Meera’s batting average after 15 innings is 46 runs. How many runs must Meera score in the next innings to raise the average to 50?
  5. 5.The average weight of 7 children is 42 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.Marks of 4 friends in a quiz: 69, 42, 65, 52. What is their average mark?
  7. 7.The average of 7 numbers is 28. When one more number is added, the average becomes 30. What number was added?
  8. 8.A shop sells an average of 52 kg of sugar a day for 6 days, and then 28 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  9. 9.The average of 7 numbers is 49. When one more number is added, the average becomes 52. What number was added?
  10. 10.Marks of 4 friends in a quiz: 52, 50, 58, 92. What is their average mark?
  11. 11.Dev’s batting average after 9 innings is 29 runs. How many runs must Dev score in the next innings to raise the average to 30?
  12. 12.A shop sells an average of 41 kg of sugar a day for 6 days, and then 61 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  13. 13.The average of 6 numbers is 50. When one more number is added, the average becomes 52. What number was added?
  14. 14.Karan’s batting average after 13 innings is 36 runs. How many runs must Karan score in the next innings to raise the average to 38?
  15. 15.The average of 8 numbers is 15. When one more number is added, the average becomes 21. What number was added?
  16. 16.The average of 5 numbers is 22. When one more number is added, the average becomes 25. What number was added?
  17. 17.Arjun’s batting average after 6 innings is 21 runs. How many runs must Arjun score in the next innings to raise the average to 25?
  18. 18.Nisha’s batting average after 12 innings is 27 runs. How many runs must Nisha score in the next innings to raise the average to 28?
  19. 19.Pooja’s batting average after 7 innings is 41 runs. How many runs must Pooja score in the next innings to raise the average to 42?
  20. 20.The average of 7 numbers is 23. When one more number is added, the average becomes 28. What number was added?
  21. 21.A shop sells an average of 51 kg of sugar a day for 3 days, and then 35 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  22. 22.The average of 4 numbers is 34. When one more number is added, the average becomes 35. What number was added?
  23. 23.The average weight of 9 children is 44 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.Sneha’s batting average after 15 innings is 44 runs. How many runs must Sneha score in the next innings to raise the average to 48?
  25. 25.The average weight of 5 children is 34 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.The average weight of 5 children is 29 kg. One child, who weighs 37 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.Ishaan’s batting average after 13 innings is 43 runs. How many runs must Ishaan score in the next innings to raise the average to 44?
  28. 28.Ananya’s batting average after 9 innings is 35 runs. How many runs must Ananya score in the next innings to raise the average to 40?
  29. 29.The average of 9 numbers is 55. When one more number is added, the average becomes 56. What number was added?
  30. 30.The average weight of 11 children is 31 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.Marks of 4 friends in a quiz: 18, 25, 19, 58. What is their average mark?
  32. 32.The average of 7 numbers is 33. When one more number is added, the average becomes 37. What number was added?
  33. 33.The average weight of 6 children is 36 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.The average weight of 12 children is 37 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.Marks of 4 friends in a quiz: 44, 28, 42, 6. What is their average mark?
  36. 36.The average weight of 6 children is 33 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.Marks of 6 friends in a quiz: 36, 30, 38, 45, 42, 61. What is their average mark?
  38. 38.Kabir’s batting average after 12 innings is 27 runs. How many runs must Kabir score in the next innings to raise the average to 32?
  39. 39.The average of 4 numbers is 33. When one more number is added, the average becomes 34. What number was added?
  40. 40.The average of 6 numbers is 54. When one more number is added, the average becomes 57. What number was added?

Answer key

  1. 44
  2. 85
  3. 71
  4. 110
  5. 39
  6. 57
  7. 44
  8. 46
  9. 73
  10. 63
  11. 39
  12. 51
  13. 64
  14. 64
  15. 69
  16. 40
  17. 49
  18. 40
  19. 49
  20. 63
  21. 43
  22. 39
  23. 43
  24. 108
  25. 32
  26. 27
  27. 57
  28. 85
  29. 65
  30. 30
  31. 30
  32. 65
  33. 33
  34. 36
  35. 30
  36. 31
  37. 42
  38. 92
  39. 38
  40. 75

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