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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 236 · 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 weight of 11 children is 30 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.Ananya’s batting average after 10 innings is 21 runs. How many runs must Ananya score in the next innings to raise the average to 26?
  3. 3.The average of 7 numbers is 60. When one more number is added, the average becomes 63. What number was added?
  4. 4.The average of 8 numbers is 22. When one more number is added, the average becomes 26. What number was added?
  5. 5.Manav’s batting average after 13 innings is 39 runs. How many runs must Manav score in the next innings to raise the average to 40?
  6. 6.The average of 7 numbers is 51. When one more number is added, the average becomes 54. What number was added?
  7. 7.The average weight of 6 children is 32 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  8. 8.Diya’s batting average after 6 innings is 35 runs. How many runs must Diya score in the next innings to raise the average to 40?
  9. 9.The average weight of 5 children is 39 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.Tara’s batting average after 15 innings is 27 runs. How many runs must Tara score in the next innings to raise the average to 31?
  11. 11.Marks of 4 friends in a quiz: 13, 19, 21, 47. What is their average mark?
  12. 12.The average of 4 numbers is 55. When one more number is added, the average becomes 56. What number was added?
  13. 13.The average of 5 numbers is 46. When one more number is added, the average becomes 48. What number was added?
  14. 14.A shop sells an average of 47 kg of sugar a day for 6 days, and then 59 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  15. 15.Marks of 5 friends in a quiz: 84, 63, 64, 68, 76. What is their average mark?
  16. 16.Marks of 6 friends in a quiz: 93, 87, 83, 80, 92, 33. What is their average mark?
  17. 17.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)?
  18. 18.The average of 9 numbers is 30. When one more number is added, the average becomes 36. What number was added?
  19. 19.Marks of 6 friends in a quiz: 61, 41, 57, 65, 56, 32. What is their average mark?
  20. 20.A shop sells an average of 53 kg of sugar a day for 3 days, and then 67 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  21. 21.A shop sells an average of 52 kg of sugar a day for 3 days, and then 46 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  22. 22.Marks of 5 friends in a quiz: 33, 32, 26, 26, 83. What is their average mark?
  23. 23.Kabir’s batting average after 7 innings is 28 runs. How many runs must Kabir score in the next innings to raise the average to 29?
  24. 24.A shop sells an average of 53 kg of sugar a day for 2 days, and then 29 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  25. 25.The average weight of 7 children is 45 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.A shop sells an average of 73 kg of sugar a day for 6 days, and then 31 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  27. 27.Tara’s batting average after 13 innings is 49 runs. How many runs must Tara score in the next innings to raise the average to 51?
  28. 28.A shop sells an average of 29 kg of sugar a day for 3 days, and then 24 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  29. 29.The average weight of 11 children is 38 kg. One child, who weighs 68 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 6 friends in a quiz: 53, 70, 51, 54, 69, 93. What is their average mark?
  32. 32.The average weight of 10 children is 48 kg. One child, who weighs 75 kg, leaves the group. What is the new average weight (in kg)?
  33. 33.Kavya’s batting average after 11 innings is 45 runs. How many runs must Kavya score in the next innings to raise the average to 49?
  34. 34.The average of 4 numbers is 50. When one more number is added, the average becomes 53. What number was added?
  35. 35.A shop sells an average of 66 kg of sugar a day for 2 days, and then 80 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  36. 36.A shop sells an average of 39 kg of sugar a day for 2 days, and then 67 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  37. 37.The average weight of 12 children is 40 kg. One child, who weighs 73 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.The average of 9 numbers is 55. When one more number is added, the average becomes 60. What number was added?
  39. 39.Sneha’s batting average after 15 innings is 45 runs. How many runs must Sneha score in the next innings to raise the average to 50?
  40. 40.A shop sells an average of 60 kg of sugar a day for 5 days, and then 46 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?

Answer key

  1. 27
  2. 76
  3. 84
  4. 58
  5. 53
  6. 75
  7. 29
  8. 70
  9. 36
  10. 91
  11. 25
  12. 60
  13. 58
  14. 51
  15. 71
  16. 78
  17. 27
  18. 90
  19. 52
  20. 60
  21. 48
  22. 40
  23. 36
  24. 37
  25. 44
  26. 59
  27. 77
  28. 27
  29. 35
  30. 41
  31. 65
  32. 45
  33. 93
  34. 65
  35. 73
  36. 59
  37. 37
  38. 105
  39. 125
  40. 56

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