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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 110 · 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.A shop sells an average of 60 kg of sugar a day for 3 days, and then 68 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  2. 2.A shop sells an average of 43 kg of sugar a day for 5 days, and then 32 kg a day for the next 6 days. What is the average sale per day for all 11 days (in kg)?
  3. 3.Marks of 4 friends in a quiz: 39, 56, 36, 69. What is their average mark?
  4. 4.A shop sells an average of 74 kg of sugar a day for 4 days, and then 78 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  5. 5.The average weight of 7 children is 46 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.Pooja’s batting average after 12 innings is 36 runs. How many runs must Pooja score in the next innings to raise the average to 41?
  7. 7.Marks of 4 friends in a quiz: 22, 21, 33, 32. What is their average mark?
  8. 8.Meera’s batting average after 12 innings is 36 runs. How many runs must Meera score in the next innings to raise the average to 39?
  9. 9.The average of 9 numbers is 47. When one more number is added, the average becomes 48. What number was added?
  10. 10.A shop sells an average of 27 kg of sugar a day for 6 days, and then 71 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  11. 11.Arjun’s batting average after 10 innings is 20 runs. How many runs must Arjun score in the next innings to raise the average to 23?
  12. 12.Marks of 4 friends in a quiz: 96, 79, 82, 79. What is their average mark?
  13. 13.The average weight of 7 children is 43 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.Vivaan’s batting average after 12 innings is 39 runs. How many runs must Vivaan score in the next innings to raise the average to 43?
  15. 15.Marks of 6 friends in a quiz: 30, 33, 41, 41, 38, 57. What is their average mark?
  16. 16.The average of 4 numbers is 46. When one more number is added, the average becomes 47. What number was added?
  17. 17.The average weight of 6 children is 28 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  18. 18.The average weight of 10 children is 42 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.The average of 5 numbers is 19. When one more number is added, the average becomes 22. What number was added?
  20. 20.Manav’s batting average after 6 innings is 41 runs. How many runs must Manav score in the next innings to raise the average to 43?
  21. 21.The average weight of 11 children is 38 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.Rohan’s batting average after 9 innings is 21 runs. How many runs must Rohan score in the next innings to raise the average to 23?
  23. 23.The average weight of 5 children is 45 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.The average weight of 5 children is 42 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.The average weight of 9 children is 35 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.Marks of 5 friends in a quiz: 42, 31, 50, 42, 30. What is their average mark?
  27. 27.Sneha’s batting average after 12 innings is 23 runs. How many runs must Sneha score in the next innings to raise the average to 27?
  28. 28.A shop sells an average of 49 kg of sugar a day for 3 days, and then 29 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  29. 29.Marks of 4 friends in a quiz: 77, 48, 49, 74. What is their average mark?
  30. 30.A shop sells an average of 65 kg of sugar a day for 4 days, and then 20 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  31. 31.The average of 8 numbers is 34. When one more number is added, the average becomes 39. What number was added?
  32. 32.The average weight of 10 children is 33 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  33. 33.Marks of 5 friends in a quiz: 32, 39, 56, 52, 51. What is their average mark?
  34. 34.Vivaan’s batting average after 11 innings is 47 runs. How many runs must Vivaan score in the next innings to raise the average to 48?
  35. 35.Marks of 6 friends in a quiz: 46, 53, 32, 37, 31, 47. What is their average mark?
  36. 36.The average of 8 numbers is 56. When one more number is added, the average becomes 61. What number was added?
  37. 37.Marks of 4 friends in a quiz: 27, 31, 30, 20. What is their average mark?
  38. 38.The average weight of 11 children is 30 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.Marks of 6 friends in a quiz: 24, 34, 25, 16, 40, 35. What is their average mark?
  40. 40.Aarav’s batting average after 13 innings is 36 runs. How many runs must Aarav score in the next innings to raise the average to 41?

Answer key

  1. 65
  2. 37
  3. 50
  4. 76
  5. 45
  6. 101
  7. 27
  8. 75
  9. 57
  10. 38
  11. 53
  12. 84
  13. 40
  14. 91
  15. 40
  16. 51
  17. 26
  18. 40
  19. 37
  20. 55
  21. 37
  22. 41
  23. 44
  24. 39
  25. 33
  26. 39
  27. 75
  28. 41
  29. 62
  30. 50
  31. 79
  32. 31
  33. 46
  34. 59
  35. 41
  36. 101
  37. 27
  38. 29
  39. 29
  40. 106

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