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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 365 · 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 6 friends in a quiz: 55, 44, 48, 60, 61, 74. What is their average mark?
  2. 2.A shop sells an average of 52 kg of sugar a day for 2 days, and then 80 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  3. 3.A shop sells an average of 50 kg of sugar a day for 4 days, and then 56 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  4. 4.A shop sells an average of 58 kg of sugar a day for 6 days, and then 28 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  5. 5.Marks of 6 friends in a quiz: 46, 61, 64, 45, 70, 62. What is their average mark?
  6. 6.Pooja’s batting average after 5 innings is 25 runs. How many runs must Pooja score in the next innings to raise the average to 29?
  7. 7.The average of 9 numbers is 36. When one more number is added, the average becomes 42. What number was added?
  8. 8.The average weight of 11 children is 30 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.A shop sells an average of 27 kg of sugar a day for 2 days, and then 47 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  10. 10.Priya’s batting average after 6 innings is 37 runs. How many runs must Priya score in the next innings to raise the average to 39?
  11. 11.The average weight of 7 children is 31 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.Marks of 4 friends in a quiz: 39, 23, 42, 16. What is their average mark?
  13. 13.Aditya’s batting average after 14 innings is 23 runs. How many runs must Aditya score in the next innings to raise the average to 25?
  14. 14.Zoya’s batting average after 15 innings is 26 runs. How many runs must Zoya score in the next innings to raise the average to 28?
  15. 15.The average of 7 numbers is 26. When one more number is added, the average becomes 30. What number was added?
  16. 16.Marks of 6 friends in a quiz: 80, 71, 83, 79, 69, 74. What is their average mark?
  17. 17.The average of 5 numbers is 21. When one more number is added, the average becomes 24. What number was added?
  18. 18.Meera’s batting average after 14 innings is 50 runs. How many runs must Meera score in the next innings to raise the average to 52?
  19. 19.The average of 4 numbers is 44. When one more number is added, the average becomes 46. What number was added?
  20. 20.The average of 4 numbers is 38. When one more number is added, the average becomes 44. What number was added?
  21. 21.A shop sells an average of 76 kg of sugar a day for 2 days, and then 24 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  22. 22.Ishaan’s batting average after 15 innings is 49 runs. How many runs must Ishaan score in the next innings to raise the average to 50?
  23. 23.The average of 7 numbers is 27. When one more number is added, the average becomes 28. What number was added?
  24. 24.A shop sells an average of 55 kg of sugar a day for 2 days, and then 31 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  25. 25.Sneha’s batting average after 5 innings is 20 runs. How many runs must Sneha score in the next innings to raise the average to 22?
  26. 26.Marks of 6 friends in a quiz: 15, 29, 9, 39, 11, 41. What is their average mark?
  27. 27.A shop sells an average of 78 kg of sugar a day for 3 days, and then 20 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  28. 28.Diya’s batting average after 5 innings is 22 runs. How many runs must Diya score in the next innings to raise the average to 25?
  29. 29.The average of 7 numbers is 42. When one more number is added, the average becomes 48. What number was added?
  30. 30.The average weight of 5 children is 30 kg. One child, who weighs 34 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.Saanvi’s batting average after 7 innings is 26 runs. How many runs must Saanvi score in the next innings to raise the average to 29?
  32. 32.The average weight of 9 children is 38 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  33. 33.Meera’s batting average after 9 innings is 50 runs. How many runs must Meera score in the next innings to raise the average to 55?
  34. 34.The average weight of 9 children is 27 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.A shop sells an average of 41 kg of sugar a day for 2 days, and then 29 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  36. 36.The average weight of 7 children is 44 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.Aarav’s batting average after 5 innings is 32 runs. How many runs must Aarav score in the next innings to raise the average to 37?
  38. 38.Aarav’s batting average after 14 innings is 20 runs. How many runs must Aarav score in the next innings to raise the average to 22?
  39. 39.The average weight of 8 children is 26 kg. One child, who weighs 33 kg, leaves the group. What is the new average weight (in kg)?
  40. 40.Nisha’s batting average after 6 innings is 26 runs. How many runs must Nisha score in the next innings to raise the average to 27?

Answer key

  1. 57
  2. 72
  3. 53
  4. 46
  5. 58
  6. 49
  7. 96
  8. 28
  9. 37
  10. 51
  11. 29
  12. 30
  13. 53
  14. 58
  15. 58
  16. 76
  17. 39
  18. 80
  19. 54
  20. 68
  21. 50
  22. 65
  23. 35
  24. 43
  25. 32
  26. 24
  27. 49
  28. 40
  29. 90
  30. 29
  31. 50
  32. 36
  33. 100
  34. 26
  35. 35
  36. 41
  37. 62
  38. 50
  39. 25
  40. 33

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