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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 314 · 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.Kavya’s batting average after 14 innings is 27 runs. How many runs must Kavya score in the next innings to raise the average to 28?
  2. 2.Isha’s batting average after 9 innings is 35 runs. How many runs must Isha score in the next innings to raise the average to 38?
  3. 3.Kabir’s batting average after 8 innings is 29 runs. How many runs must Kabir score in the next innings to raise the average to 33?
  4. 4.Marks of 5 friends in a quiz: 51, 68, 48, 63, 85. What is their average mark?
  5. 5.The average weight of 6 children is 40 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.The average of 9 numbers is 15. When one more number is added, the average becomes 16. What number was added?
  7. 7.Farhan’s batting average after 6 innings is 38 runs. How many runs must Farhan score in the next innings to raise the average to 42?
  8. 8.A shop sells an average of 56 kg of sugar a day for 3 days, and then 70 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  9. 9.The average weight of 11 children is 37 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.The average weight of 11 children is 32 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.A shop sells an average of 40 kg of sugar a day for 2 days, and then 32 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  12. 12.Marks of 4 friends in a quiz: 73, 54, 52, 81. What is their average mark?
  13. 13.Marks of 4 friends in a quiz: 87, 91, 93, 65. What is their average mark?
  14. 14.Manav’s batting average after 5 innings is 29 runs. How many runs must Manav score in the next innings to raise the average to 33?
  15. 15.The average of 5 numbers is 49. When one more number is added, the average becomes 55. What number was added?
  16. 16.Marks of 4 friends in a quiz: 46, 57, 62, 71. What is their average mark?
  17. 17.The average of 9 numbers is 28. When one more number is added, the average becomes 31. What number was added?
  18. 18.Marks of 4 friends in a quiz: 71, 81, 96, 84. What is their average mark?
  19. 19.The average of 4 numbers is 33. When one more number is added, the average becomes 35. What number was added?
  20. 20.The average of 4 numbers is 35. When one more number is added, the average becomes 38. What number was added?
  21. 21.Marks of 6 friends in a quiz: 33, 53, 28, 50, 31, 51. What is their average mark?
  22. 22.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)?
  23. 23.The average weight of 8 children is 43 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.Zoya’s batting average after 9 innings is 22 runs. How many runs must Zoya score in the next innings to raise the average to 27?
  25. 25.The average of 5 numbers is 54. When one more number is added, the average becomes 56. What number was added?
  26. 26.Meera’s batting average after 12 innings is 45 runs. How many runs must Meera score in the next innings to raise the average to 48?
  27. 27.A shop sells an average of 32 kg of sugar a day for 3 days, and then 66 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  28. 28.The average of 6 numbers is 20. When one more number is added, the average becomes 25. What number was added?
  29. 29.Marks of 6 friends in a quiz: 70, 61, 56, 56, 71, 34. What is their average mark?
  30. 30.The average of 9 numbers is 23. When one more number is added, the average becomes 28. What number was added?
  31. 31.Marks of 5 friends in a quiz: 35, 33, 33, 44, 90. What is their average mark?
  32. 32.Aarav’s batting average after 5 innings is 21 runs. How many runs must Aarav score in the next innings to raise the average to 22?
  33. 33.The average weight of 9 children is 33 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.The average weight of 8 children is 36 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.A shop sells an average of 24 kg of sugar a day for 3 days, and then 32 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  36. 36.The average weight of 6 children is 33 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.The average weight of 6 children is 28 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.The average weight of 5 children is 43 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.The average of 8 numbers is 32. When one more number is added, the average becomes 33. What number was added?
  40. 40.The average of 4 numbers is 48. When one more number is added, the average becomes 51. What number was added?

Answer key

  1. 42
  2. 65
  3. 65
  4. 63
  5. 37
  6. 25
  7. 66
  8. 64
  9. 35
  10. 29
  11. 36
  12. 65
  13. 84
  14. 53
  15. 85
  16. 59
  17. 58
  18. 83
  19. 43
  20. 50
  21. 41
  22. 45
  23. 41
  24. 72
  25. 66
  26. 84
  27. 49
  28. 55
  29. 58
  30. 73
  31. 47
  32. 27
  33. 31
  34. 35
  35. 28
  36. 30
  37. 25
  38. 42
  39. 41
  40. 63

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