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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 544 · 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 9 numbers is 44. When one more number is added, the average becomes 45. What number was added?
  2. 2.The average of 7 numbers is 57. When one more number is added, the average becomes 62. What number was added?
  3. 3.Zoya’s batting average after 14 innings is 30 runs. How many runs must Zoya score in the next innings to raise the average to 32?
  4. 4.The average of 5 numbers is 60. When one more number is added, the average becomes 61. What number was added?
  5. 5.A shop sells an average of 23 kg of sugar a day for 6 days, and then 77 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  6. 6.The average of 7 numbers is 56. When one more number is added, the average becomes 61. What number was added?
  7. 7.Marks of 6 friends in a quiz: 45, 60, 58, 53, 35, 25. What is their average mark?
  8. 8.Marks of 6 friends in a quiz: 71, 62, 52, 56, 61, 82. What is their average mark?
  9. 9.Tara’s batting average after 12 innings is 42 runs. How many runs must Tara score in the next innings to raise the average to 45?
  10. 10.The average weight of 8 children is 28 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.The average of 5 numbers is 45. When one more number is added, the average becomes 50. What number was added?
  12. 12.Marks of 5 friends in a quiz: 38, 31, 33, 37, 41. What is their average mark?
  13. 13.A shop sells an average of 80 kg of sugar a day for 5 days, and then 48 kg a day for the next 3 days. What is the average sale per day for all 8 days (in kg)?
  14. 14.The average of 8 numbers is 47. When one more number is added, the average becomes 48. What number was added?
  15. 15.Manav’s batting average after 14 innings is 40 runs. How many runs must Manav score in the next innings to raise the average to 44?
  16. 16.The average weight of 11 children is 44 kg. One child, who weighs 74 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.Marks of 4 friends in a quiz: 90, 89, 84, 45. What is their average mark?
  18. 18.A shop sells an average of 26 kg of sugar a day for 2 days, and then 42 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  19. 19.A shop sells an average of 45 kg of sugar a day for 2 days, and then 66 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  20. 20.The average weight of 6 children is 39 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.Kavya’s batting average after 7 innings is 33 runs. How many runs must Kavya score in the next innings to raise the average to 34?
  22. 22.Aarav’s batting average after 15 innings is 44 runs. How many runs must Aarav score in the next innings to raise the average to 47?
  23. 23.Marks of 4 friends in a quiz: 33, 27, 23, 17. What is their average mark?
  24. 24.The average weight of 12 children is 40 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.Marks of 5 friends in a quiz: 26, 26, 33, 24, 21. What is their average mark?
  26. 26.Marks of 5 friends in a quiz: 49, 65, 59, 58, 64. What is their average mark?
  27. 27.A shop sells an average of 50 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)?
  28. 28.Vivaan’s batting average after 10 innings is 20 runs. How many runs must Vivaan score in the next innings to raise the average to 22?
  29. 29.A shop sells an average of 66 kg of sugar a day for 2 days, and then 22 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  30. 30.Kabir’s batting average after 12 innings is 42 runs. How many runs must Kabir score in the next innings to raise the average to 47?
  31. 31.The average of 4 numbers is 17. When one more number is added, the average becomes 19. What number was added?
  32. 32.Manav’s batting average after 7 innings is 34 runs. How many runs must Manav score in the next innings to raise the average to 39?
  33. 33.Meera’s batting average after 13 innings is 46 runs. How many runs must Meera score in the next innings to raise the average to 48?
  34. 34.Marks of 4 friends in a quiz: 64, 66, 61, 69. What is their average mark?
  35. 35.Marks of 5 friends in a quiz: 79, 55, 62, 72, 62. What is their average mark?
  36. 36.The average weight of 11 children is 27 kg. One child, who weighs 37 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.The average weight of 10 children is 35 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.The average weight of 9 children is 31 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.The average of 6 numbers is 19. When one more number is added, the average becomes 21. What number was added?
  40. 40.The average weight of 11 children is 32 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 54
  2. 97
  3. 60
  4. 66
  5. 50
  6. 96
  7. 46
  8. 64
  9. 81
  10. 25
  11. 75
  12. 36
  13. 68
  14. 56
  15. 100
  16. 41
  17. 77
  18. 34
  19. 59
  20. 38
  21. 41
  22. 92
  23. 25
  24. 39
  25. 26
  26. 59
  27. 62
  28. 42
  29. 44
  30. 107
  31. 27
  32. 74
  33. 74
  34. 65
  35. 66
  36. 26
  37. 32
  38. 28
  39. 33
  40. 30

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