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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 737 · 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.Tara’s batting average after 11 innings is 28 runs. How many runs must Tara score in the next innings to raise the average to 29?
  2. 2.The average of 8 numbers is 58. When one more number is added, the average becomes 59. What number was added?
  3. 3.A shop sells an average of 47 kg of sugar a day for 3 days, and then 43 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  4. 4.Marks of 4 friends in a quiz: 44, 65, 41, 74. What is their average mark?
  5. 5.Ishaan’s batting average after 15 innings is 47 runs. How many runs must Ishaan score in the next innings to raise the average to 49?
  6. 6.Meera’s batting average after 8 innings is 20 runs. How many runs must Meera score in the next innings to raise the average to 22?
  7. 7.The average weight of 12 children is 35 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  8. 8.The average weight of 10 children is 46 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.The average of 4 numbers is 52. When one more number is added, the average becomes 53. What number was added?
  10. 10.Marks of 5 friends in a quiz: 68, 80, 76, 68, 63. What is their average mark?
  11. 11.Marks of 6 friends in a quiz: 25, 32, 28, 25, 29, 65. What is their average mark?
  12. 12.A shop sells an average of 75 kg of sugar a day for 3 days, and then 42 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  13. 13.A shop sells an average of 68 kg of sugar a day for 2 days, and then 48 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  14. 14.The average weight of 9 children is 47 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.Marks of 4 friends in a quiz: 28, 28, 43, 57. What is their average mark?
  16. 16.Saanvi’s batting average after 14 innings is 22 runs. How many runs must Saanvi score in the next innings to raise the average to 27?
  17. 17.A shop sells an average of 61 kg of sugar a day for 6 days, and then 37 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  18. 18.The average of 8 numbers is 40. When one more number is added, the average becomes 41. What number was added?
  19. 19.The average of 8 numbers is 54. When one more number is added, the average becomes 56. What number was added?
  20. 20.The average weight of 7 children is 40 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.Marks of 5 friends in a quiz: 60, 60, 62, 70, 83. What is their average mark?
  22. 22.The average of 8 numbers is 30. When one more number is added, the average becomes 31. What number was added?
  23. 23.The average weight of 8 children is 26 kg. One child, who weighs 33 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.The average weight of 5 children is 45 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.The average of 8 numbers is 42. When one more number is added, the average becomes 44. What number was added?
  26. 26.The average weight of 6 children is 39 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.Marks of 5 friends in a quiz: 60, 72, 52, 54, 77. What is their average mark?
  28. 28.Marks of 4 friends in a quiz: 23, 44, 30, 27. What is their average mark?
  29. 29.The average weight of 10 children is 32 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.The average weight of 5 children is 42 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.Marks of 4 friends in a quiz: 49, 48, 25, 22. What is their average mark?
  32. 32.Marks of 6 friends in a quiz: 51, 56, 52, 41, 46, 48. What is their average mark?
  33. 33.The average of 5 numbers is 60. When one more number is added, the average becomes 65. What number was added?
  34. 34.Priya’s batting average after 15 innings is 42 runs. How many runs must Priya score in the next innings to raise the average to 43?
  35. 35.The average of 6 numbers is 24. When one more number is added, the average becomes 27. What number was added?
  36. 36.Marks of 4 friends in a quiz: 49, 32, 37, 34. What is their average mark?
  37. 37.Marks of 4 friends in a quiz: 65, 68, 78, 77. What is their average mark?
  38. 38.Rohan’s batting average after 5 innings is 25 runs. How many runs must Rohan score in the next innings to raise the average to 26?
  39. 39.Aditya’s batting average after 7 innings is 39 runs. How many runs must Aditya score in the next innings to raise the average to 40?
  40. 40.The average weight of 7 children is 43 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 40
  2. 67
  3. 45
  4. 56
  5. 79
  6. 38
  7. 34
  8. 45
  9. 57
  10. 71
  11. 34
  12. 53
  13. 53
  14. 45
  15. 39
  16. 97
  17. 49
  18. 49
  19. 72
  20. 38
  21. 67
  22. 39
  23. 25
  24. 43
  25. 60
  26. 36
  27. 63
  28. 31
  29. 31
  30. 41
  31. 36
  32. 49
  33. 90
  34. 58
  35. 45
  36. 38
  37. 72
  38. 31
  39. 47
  40. 41

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