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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 669 · 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.Vivaan’s batting average after 7 innings is 47 runs. How many runs must Vivaan score in the next innings to raise the average to 49?
  2. 2.The average weight of 10 children is 47 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  3. 3.The average of 9 numbers is 44. When one more number is added, the average becomes 48. What number was added?
  4. 4.Marks of 5 friends in a quiz: 60, 38, 57, 41, 54. What is their average mark?
  5. 5.Manav’s batting average after 12 innings is 50 runs. How many runs must Manav score in the next innings to raise the average to 53?
  6. 6.The average weight of 11 children is 37 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.Priya’s batting average after 5 innings is 39 runs. How many runs must Priya score in the next innings to raise the average to 40?
  8. 8.A shop sells an average of 39 kg of sugar a day for 3 days, and then 53 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  9. 9.Marks of 6 friends in a quiz: 68, 89, 63, 66, 82, 88. What is their average mark?
  10. 10.The average weight of 10 children is 29 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.A shop sells an average of 49 kg of sugar a day for 3 days, and then 21 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  12. 12.The average of 7 numbers is 51. When one more number is added, the average becomes 54. What number was added?
  13. 13.Marks of 5 friends in a quiz: 68, 84, 87, 79, 87. What is their average mark?
  14. 14.Marks of 5 friends in a quiz: 51, 53, 44, 50, 42. What is their average mark?
  15. 15.Meera’s batting average after 5 innings is 39 runs. How many runs must Meera score in the next innings to raise the average to 40?
  16. 16.Marks of 4 friends in a quiz: 73, 87, 86, 82. What is their average mark?
  17. 17.Marks of 5 friends in a quiz: 73, 84, 71, 94, 73. What is their average mark?
  18. 18.The average of 5 numbers is 42. When one more number is added, the average becomes 43. What number was added?
  19. 19.Isha’s batting average after 9 innings is 40 runs. How many runs must Isha score in the next innings to raise the average to 45?
  20. 20.A shop sells an average of 74 kg of sugar a day for 3 days, and then 29 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  21. 21.The average weight of 7 children is 45 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.Dev’s batting average after 15 innings is 47 runs. How many runs must Dev score in the next innings to raise the average to 51?
  23. 23.Marks of 5 friends in a quiz: 60, 50, 61, 52, 77. What is their average mark?
  24. 24.The average weight of 12 children is 29 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.The average of 7 numbers is 53. When one more number is added, the average becomes 55. What number was added?
  26. 26.A shop sells an average of 41 kg of sugar a day for 2 days, and then 26 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  27. 27.Marks of 4 friends in a quiz: 22, 26, 36, 60. What is their average mark?
  28. 28.Manav’s batting average after 5 innings is 49 runs. How many runs must Manav score in the next innings to raise the average to 52?
  29. 29.The average weight of 6 children is 31 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.The average weight of 12 children is 44 kg. One child, who weighs 77 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.The average weight of 9 children is 37 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  32. 32.Diya’s batting average after 10 innings is 48 runs. How many runs must Diya score in the next innings to raise the average to 50?
  33. 33.Aarav’s batting average after 11 innings is 39 runs. How many runs must Aarav score in the next innings to raise the average to 44?
  34. 34.A shop sells an average of 21 kg of sugar a day for 6 days, and then 71 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  35. 35.The average of 5 numbers is 50. When one more number is added, the average becomes 51. What number was added?
  36. 36.Aditya’s batting average after 14 innings is 25 runs. How many runs must Aditya score in the next innings to raise the average to 29?
  37. 37.Marks of 5 friends in a quiz: 22, 36, 50, 47, 25. What is their average mark?
  38. 38.The average weight of 12 children is 38 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.Kavya’s batting average after 6 innings is 40 runs. How many runs must Kavya score in the next innings to raise the average to 43?
  40. 40.Marks of 5 friends in a quiz: 16, 43, 20, 19, 47. What is their average mark?

Answer key

  1. 63
  2. 45
  3. 84
  4. 50
  5. 89
  6. 36
  7. 45
  8. 47
  9. 76
  10. 26
  11. 33
  12. 75
  13. 81
  14. 48
  15. 45
  16. 82
  17. 79
  18. 48
  19. 90
  20. 56
  21. 44
  22. 111
  23. 60
  24. 26
  25. 69
  26. 32
  27. 36
  28. 67
  29. 30
  30. 41
  31. 35
  32. 70
  33. 99
  34. 41
  35. 56
  36. 85
  37. 36
  38. 36
  39. 61
  40. 29

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