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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 460 · 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 33 kg of sugar a day for 2 days, and then 61 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  2. 2.A shop sells an average of 30 kg of sugar a day for 4 days, and then 64 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  3. 3.The average weight of 7 children is 48 kg. One child, who weighs 66 kg, leaves the group. What is the new average weight (in kg)?
  4. 4.The average of 7 numbers is 24. When one more number is added, the average becomes 25. What number was added?
  5. 5.Priya’s batting average after 8 innings is 36 runs. How many runs must Priya score in the next innings to raise the average to 40?
  6. 6.The average weight of 7 children is 35 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.A shop sells an average of 42 kg of sugar a day for 4 days, and then 30 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  8. 8.Marks of 5 friends in a quiz: 68, 74, 75, 85, 93. What is their average mark?
  9. 9.A shop sells an average of 20 kg of sugar a day for 4 days, and then 65 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  10. 10.The average of 5 numbers is 27. When one more number is added, the average becomes 29. What number was added?
  11. 11.The average weight of 8 children is 40 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.A shop sells an average of 77 kg of sugar a day for 3 days, and then 62 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  13. 13.The average of 8 numbers is 52. When one more number is added, the average becomes 53. What number was added?
  14. 14.The average of 6 numbers is 48. When one more number is added, the average becomes 53. What number was added?
  15. 15.A shop sells an average of 47 kg of sugar a day for 2 days, and then 50 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  16. 16.The average of 6 numbers is 17. When one more number is added, the average becomes 21. What number was added?
  17. 17.A shop sells an average of 72 kg of sugar a day for 3 days, and then 64 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  18. 18.The average of 5 numbers is 25. When one more number is added, the average becomes 26. What number was added?
  19. 19.The average weight of 10 children is 44 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.Marks of 4 friends in a quiz: 56, 80, 79, 45. What is their average mark?
  21. 21.Kavya’s batting average after 7 innings is 40 runs. How many runs must Kavya score in the next innings to raise the average to 43?
  22. 22.Arjun’s batting average after 15 innings is 44 runs. How many runs must Arjun score in the next innings to raise the average to 47?
  23. 23.Marks of 5 friends in a quiz: 17, 31, 18, 18, 36. What is their average mark?
  24. 24.A shop sells an average of 32 kg of sugar a day for 6 days, and then 68 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  25. 25.Marks of 4 friends in a quiz: 63, 78, 70, 41. What is their average mark?
  26. 26.Marks of 5 friends in a quiz: 55, 40, 37, 45, 43. What is their average mark?
  27. 27.Marks of 4 friends in a quiz: 45, 35, 28, 64. What is their average mark?
  28. 28.A shop sells an average of 77 kg of sugar a day for 2 days, and then 42 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  29. 29.A shop sells an average of 69 kg of sugar a day for 5 days, and then 58 kg a day for the next 6 days. What is the average sale per day for all 11 days (in kg)?
  30. 30.The average weight of 5 children is 39 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.The average of 6 numbers is 41. When one more number is added, the average becomes 43. What number was added?
  32. 32.Aditya’s batting average after 12 innings is 48 runs. How many runs must Aditya score in the next innings to raise the average to 49?
  33. 33.Marks of 4 friends in a quiz: 75, 60, 67, 38. What is their average mark?
  34. 34.Marks of 4 friends in a quiz: 47, 30, 33, 30. What is their average mark?
  35. 35.Marks of 4 friends in a quiz: 33, 28, 8, 19. What is their average mark?
  36. 36.The average of 4 numbers is 18. When one more number is added, the average becomes 24. What number was added?
  37. 37.The average of 4 numbers is 17. When one more number is added, the average becomes 19. What number was added?
  38. 38.The average of 9 numbers is 18. When one more number is added, the average becomes 22. What number was added?
  39. 39.A shop sells an average of 74 kg of sugar a day for 6 days, and then 70 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  40. 40.Marks of 4 friends in a quiz: 12, 37, 35, 24. What is their average mark?

Answer key

  1. 47
  2. 47
  3. 45
  4. 32
  5. 72
  6. 33
  7. 36
  8. 79
  9. 47
  10. 39
  11. 39
  12. 71
  13. 61
  14. 83
  15. 49
  16. 45
  17. 67
  18. 31
  19. 43
  20. 65
  21. 64
  22. 92
  23. 24
  24. 44
  25. 63
  26. 44
  27. 43
  28. 56
  29. 63
  30. 37
  31. 55
  32. 61
  33. 60
  34. 35
  35. 22
  36. 48
  37. 27
  38. 58
  39. 72
  40. 27

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