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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 703 · 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.Marks of 4 friends in a quiz: 25, 45, 46, 40. What is their average mark?
  2. 2.A shop sells an average of 22 kg of sugar a day for 3 days, and then 67 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  3. 3.The average of 4 numbers is 45. When one more number is added, the average becomes 46. What number was added?
  4. 4.Marks of 5 friends in a quiz: 28, 7, 17, 14, 34. What is their average mark?
  5. 5.Marks of 4 friends in a quiz: 28, 22, 37, 33. What is their average mark?
  6. 6.The average weight of 11 children is 36 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.Marks of 5 friends in a quiz: 68, 63, 74, 64, 51. What is their average mark?
  8. 8.Diya’s batting average after 10 innings is 20 runs. How many runs must Diya score in the next innings to raise the average to 21?
  9. 9.The average of 9 numbers is 31. When one more number is added, the average becomes 35. What number was added?
  10. 10.Sneha’s batting average after 7 innings is 38 runs. How many runs must Sneha score in the next innings to raise the average to 43?
  11. 11.A shop sells an average of 59 kg of sugar a day for 2 days, and then 34 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  12. 12.The average of 9 numbers is 44. When one more number is added, the average becomes 47. What number was added?
  13. 13.A shop sells an average of 35 kg of sugar a day for 3 days, and then 59 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  14. 14.A shop sells an average of 72 kg of sugar a day for 3 days, and then 24 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  15. 15.Vivaan’s batting average after 9 innings is 43 runs. How many runs must Vivaan score in the next innings to raise the average to 45?
  16. 16.Priya’s batting average after 6 innings is 27 runs. How many runs must Priya score in the next innings to raise the average to 32?
  17. 17.The average of 9 numbers is 35. When one more number is added, the average becomes 40. What number was added?
  18. 18.The average of 7 numbers is 21. When one more number is added, the average becomes 25. What number was added?
  19. 19.The average weight of 10 children is 40 kg. One child, who weighs 67 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.Marks of 6 friends in a quiz: 42, 38, 39, 54, 31, 72. What is their average mark?
  21. 21.The average weight of 12 children is 44 kg. One child, who weighs 66 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.The average of 4 numbers is 60. When one more number is added, the average becomes 63. What number was added?
  23. 23.The average of 5 numbers is 34. When one more number is added, the average becomes 40. What number was added?
  24. 24.Pooja’s batting average after 10 innings is 22 runs. How many runs must Pooja score in the next innings to raise the average to 25?
  25. 25.The average weight of 8 children is 41 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.Rohan’s batting average after 13 innings is 34 runs. How many runs must Rohan score in the next innings to raise the average to 37?
  27. 27.Saanvi’s batting average after 8 innings is 46 runs. How many runs must Saanvi score in the next innings to raise the average to 51?
  28. 28.The average of 6 numbers is 43. When one more number is added, the average becomes 46. What number was added?
  29. 29.A shop sells an average of 32 kg of sugar a day for 6 days, and then 65 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  30. 30.The average of 6 numbers is 16. When one more number is added, the average becomes 19. What number was added?
  31. 31.Marks of 5 friends in a quiz: 55, 62, 48, 75, 65. What is their average mark?
  32. 32.Manav’s batting average after 6 innings is 22 runs. How many runs must Manav score in the next innings to raise the average to 27?
  33. 33.Aditya’s batting average after 13 innings is 44 runs. How many runs must Aditya score in the next innings to raise the average to 47?
  34. 34.The average weight of 8 children is 46 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.A shop sells an average of 78 kg of sugar a day for 4 days, and then 22 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  36. 36.A shop sells an average of 39 kg of sugar a day for 4 days, and then 79 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  37. 37.The average of 6 numbers is 26. When one more number is added, the average becomes 28. What number was added?
  38. 38.Marks of 4 friends in a quiz: 76, 76, 85, 75. What is their average mark?
  39. 39.Rohan’s batting average after 9 innings is 48 runs. How many runs must Rohan score in the next innings to raise the average to 49?
  40. 40.The average weight of 12 children is 34 kg. One child, who weighs 67 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 39
  2. 40
  3. 50
  4. 20
  5. 30
  6. 35
  7. 64
  8. 31
  9. 71
  10. 78
  11. 44
  12. 74
  13. 50
  14. 48
  15. 63
  16. 62
  17. 85
  18. 53
  19. 37
  20. 46
  21. 42
  22. 75
  23. 70
  24. 55
  25. 40
  26. 76
  27. 91
  28. 64
  29. 43
  30. 37
  31. 61
  32. 57
  33. 86
  34. 44
  35. 50
  36. 63
  37. 40
  38. 78
  39. 58
  40. 31

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