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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 714 · 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 37 kg of sugar a day for 5 days, and then 55 kg a day for the next 4 days. What is the average sale per day for all 9 days (in kg)?
  2. 2.The average weight of 6 children is 47 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?
  3. 3.Marks of 4 friends in a quiz: 89, 104, 81, 86. What is their average mark?
  4. 4.Marks of 4 friends in a quiz: 34, 18, 46, 26. What is their average mark?
  5. 5.Marks of 6 friends in a quiz: 49, 59, 55, 48, 61, 58. What is their average mark?
  6. 6.A shop sells an average of 67 kg of sugar a day for 5 days, and then 79 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  7. 7.Marks of 6 friends in a quiz: 73, 78, 57, 54, 79, 55. What is their average mark?
  8. 8.The average weight of 10 children is 44 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.The average of 7 numbers is 51. When one more number is added, the average becomes 57. What number was added?
  10. 10.A shop sells an average of 80 kg of sugar a day for 6 days, and then 20 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  11. 11.The average weight of 12 children is 41 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.A shop sells an average of 49 kg of sugar a day for 5 days, and then 39 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  13. 13.Marks of 5 friends in a quiz: 36, 20, 36, 41, 22. What is their average mark?
  14. 14.A shop sells an average of 79 kg of sugar a day for 4 days, and then 34 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  15. 15.A shop sells an average of 75 kg of sugar a day for 4 days, and then 31 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  16. 16.A shop sells an average of 30 kg of sugar a day for 2 days, and then 35 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  17. 17.A shop sells an average of 37 kg of sugar a day for 5 days, and then 61 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  18. 18.A shop sells an average of 69 kg of sugar a day for 4 days, and then 78 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  19. 19.The average of 8 numbers is 52. When one more number is added, the average becomes 58. What number was added?
  20. 20.Diya’s batting average after 15 innings is 46 runs. How many runs must Diya score in the next innings to raise the average to 50?
  21. 21.Marks of 6 friends in a quiz: 20, 35, 34, 41, 18, 20. What is their average mark?
  22. 22.Marks of 6 friends in a quiz: 61, 53, 38, 55, 62, 49. What is their average mark?
  23. 23.Marks of 4 friends in a quiz: 36, 46, 28, 14. What is their average mark?
  24. 24.Aarav’s batting average after 9 innings is 24 runs. How many runs must Aarav score in the next innings to raise the average to 26?
  25. 25.Marks of 5 friends in a quiz: 27, 43, 37, 22, 16. What is their average mark?
  26. 26.A shop sells an average of 29 kg of sugar a day for 6 days, and then 21 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  27. 27.Saanvi’s batting average after 7 innings is 45 runs. How many runs must Saanvi score in the next innings to raise the average to 47?
  28. 28.The average weight of 5 children is 35 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.A shop sells an average of 21 kg of sugar a day for 5 days, and then 69 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  30. 30.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)?
  31. 31.Kabir’s batting average after 11 innings is 28 runs. How many runs must Kabir score in the next innings to raise the average to 29?
  32. 32.A shop sells an average of 47 kg of sugar a day for 4 days, and then 67 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  33. 33.The average weight of 6 children is 44 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.The average of 5 numbers is 26. When one more number is added, the average becomes 30. What number was added?
  35. 35.A shop sells an average of 23 kg of sugar a day for 4 days, and then 29 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  36. 36.Marks of 4 friends in a quiz: 49, 54, 46, 83. What is their average mark?
  37. 37.A shop sells an average of 69 kg of sugar a day for 4 days, and then 65 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  38. 38.The average weight of 6 children is 26 kg. One child, who weighs 31 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.Rahul’s batting average after 9 innings is 30 runs. How many runs must Rahul score in the next innings to raise the average to 33?
  40. 40.Marks of 6 friends in a quiz: 32, 43, 54, 48, 41, 16. What is their average mark?

Answer key

  1. 45
  2. 45
  3. 90
  4. 31
  5. 55
  6. 73
  7. 66
  8. 42
  9. 99
  10. 60
  11. 39
  12. 44
  13. 31
  14. 52
  15. 53
  16. 33
  17. 49
  18. 72
  19. 106
  20. 110
  21. 28
  22. 53
  23. 31
  24. 44
  25. 29
  26. 27
  27. 61
  28. 34
  29. 45
  30. 45
  31. 40
  32. 57
  33. 43
  34. 50
  35. 25
  36. 58
  37. 67
  38. 25
  39. 60
  40. 39

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