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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 284 · 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: 42, 63, 66, 60, 47, 40. What is their average mark?
  2. 2.The average of 5 numbers is 26. When one more number is added, the average becomes 30. What number was added?
  3. 3.Marks of 5 friends in a quiz: 49, 64, 50, 49, 93. What is their average mark?
  4. 4.The average of 5 numbers is 42. When one more number is added, the average becomes 46. What number was added?
  5. 5.A shop sells an average of 42 kg of sugar a day for 4 days, and then 27 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  6. 6.Isha’s batting average after 13 innings is 22 runs. How many runs must Isha score in the next innings to raise the average to 26?
  7. 7.Arjun’s batting average after 11 innings is 37 runs. How many runs must Arjun score in the next innings to raise the average to 39?
  8. 8.Marks of 5 friends in a quiz: 76, 71, 80, 71, 92. What is their average mark?
  9. 9.Marks of 5 friends in a quiz: 86, 95, 79, 85, 85. What is their average mark?
  10. 10.Rohan’s batting average after 11 innings is 34 runs. How many runs must Rohan score in the next innings to raise the average to 37?
  11. 11.A shop sells an average of 24 kg of sugar a day for 3 days, and then 78 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  12. 12.Karan’s batting average after 6 innings is 30 runs. How many runs must Karan score in the next innings to raise the average to 32?
  13. 13.Marks of 6 friends in a quiz: 100, 94, 74, 75, 86, 81. What is their average mark?
  14. 14.The average of 7 numbers is 18. When one more number is added, the average becomes 23. What number was added?
  15. 15.Priya’s batting average after 10 innings is 22 runs. How many runs must Priya score in the next innings to raise the average to 24?
  16. 16.Marks of 5 friends in a quiz: 41, 43, 55, 63, 48. What is their average mark?
  17. 17.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)?
  18. 18.A shop sells an average of 47 kg of sugar a day for 3 days, and then 71 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  19. 19.Diya’s batting average after 10 innings is 33 runs. How many runs must Diya score in the next innings to raise the average to 34?
  20. 20.A shop sells an average of 26 kg of sugar a day for 2 days, and then 54 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  21. 21.Zoya’s batting average after 5 innings is 37 runs. How many runs must Zoya score in the next innings to raise the average to 41?
  22. 22.A shop sells an average of 75 kg of sugar a day for 2 days, and then 70 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  23. 23.The average of 9 numbers is 18. When one more number is added, the average becomes 22. What number was added?
  24. 24.The average of 9 numbers is 17. When one more number is added, the average becomes 19. What number was added?
  25. 25.Rohan’s batting average after 11 innings is 26 runs. How many runs must Rohan score in the next innings to raise the average to 29?
  26. 26.The average of 9 numbers is 15. When one more number is added, the average becomes 17. What number was added?
  27. 27.The average weight of 12 children is 32 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.Dev’s batting average after 15 innings is 25 runs. How many runs must Dev score in the next innings to raise the average to 28?
  29. 29.Marks of 5 friends in a quiz: 38, 28, 35, 18, 16. What is their average mark?
  30. 30.A shop sells an average of 68 kg of sugar a day for 3 days, and then 58 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  31. 31.A shop sells an average of 42 kg of sugar a day for 3 days, and then 32 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  32. 32.Rohan’s batting average after 11 innings is 38 runs. How many runs must Rohan score in the next innings to raise the average to 43?
  33. 33.The average weight of 6 children is 37 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.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)?
  35. 35.The average of 8 numbers is 15. When one more number is added, the average becomes 18. What number was added?
  36. 36.Diya’s batting average after 7 innings is 21 runs. How many runs must Diya score in the next innings to raise the average to 26?
  37. 37.Sneha’s batting average after 6 innings is 22 runs. How many runs must Sneha score in the next innings to raise the average to 24?
  38. 38.The average weight of 10 children is 35 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.Marks of 5 friends in a quiz: 95, 70, 81, 71, 98. What is their average mark?
  40. 40.Kavya’s batting average after 5 innings is 50 runs. How many runs must Kavya score in the next innings to raise the average to 52?

Answer key

  1. 53
  2. 50
  3. 61
  4. 66
  5. 37
  6. 78
  7. 61
  8. 78
  9. 86
  10. 70
  11. 51
  12. 44
  13. 85
  14. 58
  15. 44
  16. 50
  17. 37
  18. 63
  19. 44
  20. 46
  21. 61
  22. 72
  23. 58
  24. 37
  25. 62
  26. 35
  27. 30
  28. 73
  29. 27
  30. 64
  31. 38
  32. 98
  33. 34
  34. 45
  35. 42
  36. 61
  37. 36
  38. 34
  39. 83
  40. 62

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