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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 221 · 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.The average weight of 12 children is 41 kg. One child, who weighs 74 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.Karan’s batting average after 14 innings is 37 runs. How many runs must Karan score in the next innings to raise the average to 41?
  3. 3.A shop sells an average of 44 kg of sugar a day for 2 days, and then 42 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  4. 4.A shop sells an average of 23 kg of sugar a day for 5 days, and then 44 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?
  5. 5.Farhan’s batting average after 14 innings is 31 runs. How many runs must Farhan score in the next innings to raise the average to 34?
  6. 6.The average weight of 5 children is 40 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.Marks of 4 friends in a quiz: 24, 45, 28, 35. What is their average mark?
  8. 8.A shop sells an average of 41 kg of sugar a day for 4 days, and then 59 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  9. 9.Marks of 5 friends in a quiz: 43, 48, 46, 35, 23. What is their average mark?
  10. 10.Marks of 4 friends in a quiz: 42, 16, 17, 33. What is their average mark?
  11. 11.Marks of 6 friends in a quiz: 27, 18, 18, 23, 25, 75. What is their average mark?
  12. 12.Kavya’s batting average after 12 innings is 29 runs. How many runs must Kavya score in the next innings to raise the average to 32?
  13. 13.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)?
  14. 14.Sneha’s batting average after 15 innings is 22 runs. How many runs must Sneha score in the next innings to raise the average to 25?
  15. 15.The average weight of 12 children is 34 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.Dev’s batting average after 11 innings is 21 runs. How many runs must Dev score in the next innings to raise the average to 24?
  17. 17.The average of 4 numbers is 49. When one more number is added, the average becomes 50. What number was added?
  18. 18.Marks of 4 friends in a quiz: 57, 31, 60, 32. What is their average mark?
  19. 19.The average of 8 numbers is 21. When one more number is added, the average becomes 27. What number was added?
  20. 20.Diya’s batting average after 10 innings is 40 runs. How many runs must Diya score in the next innings to raise the average to 45?
  21. 21.A shop sells an average of 54 kg of sugar a day for 3 days, and then 70 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  22. 22.The average weight of 7 children is 36 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.A shop sells an average of 32 kg of sugar a day for 2 days, and then 29 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  24. 24.Marks of 6 friends in a quiz: 35, 25, 38, 19, 32, 7. What is their average mark?
  25. 25.Saanvi’s batting average after 6 innings is 45 runs. How many runs must Saanvi score in the next innings to raise the average to 46?
  26. 26.Karan’s batting average after 5 innings is 43 runs. How many runs must Karan score in the next innings to raise the average to 46?
  27. 27.Priya’s batting average after 15 innings is 30 runs. How many runs must Priya score in the next innings to raise the average to 33?
  28. 28.The average weight of 11 children is 31 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average weight of 5 children is 36 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.Dev’s batting average after 11 innings is 40 runs. How many runs must Dev score in the next innings to raise the average to 43?
  31. 31.Isha’s batting average after 6 innings is 33 runs. How many runs must Isha score in the next innings to raise the average to 35?
  32. 32.A shop sells an average of 72 kg of sugar a day for 5 days, and then 63 kg a day for the next 4 days. What is the average sale per day for all 9 days (in kg)?
  33. 33.A shop sells an average of 49 kg of sugar a day for 4 days, and then 44 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  34. 34.Marks of 4 friends in a quiz: 46, 31, 38, 49. What is their average mark?
  35. 35.The average of 5 numbers is 15. When one more number is added, the average becomes 20. What number was added?
  36. 36.Marks of 4 friends in a quiz: 98, 73, 89, 80. What is their average mark?
  37. 37.The average weight of 10 children is 37 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.The average of 7 numbers is 24. When one more number is added, the average becomes 28. What number was added?
  39. 39.The average weight of 8 children is 37 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  40. 40.Diya’s batting average after 7 innings is 42 runs. How many runs must Diya score in the next innings to raise the average to 45?

Answer key

  1. 38
  2. 97
  3. 43
  4. 29
  5. 76
  6. 38
  7. 33
  8. 47
  9. 39
  10. 27
  11. 31
  12. 68
  13. 43
  14. 70
  15. 32
  16. 57
  17. 54
  18. 45
  19. 75
  20. 95
  21. 64
  22. 35
  23. 30
  24. 26
  25. 52
  26. 61
  27. 78
  28. 30
  29. 34
  30. 76
  31. 47
  32. 68
  33. 46
  34. 41
  35. 45
  36. 85
  37. 36
  38. 56
  39. 35
  40. 66

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