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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 469 · 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.Farhan’s batting average after 9 innings is 20 runs. How many runs must Farhan score in the next innings to raise the average to 22?
  2. 2.The average weight of 9 children is 34 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  3. 3.Kavya’s batting average after 13 innings is 43 runs. How many runs must Kavya score in the next innings to raise the average to 44?
  4. 4.Isha’s batting average after 15 innings is 25 runs. How many runs must Isha score in the next innings to raise the average to 28?
  5. 5.Nisha’s batting average after 14 innings is 42 runs. How many runs must Nisha score in the next innings to raise the average to 46?
  6. 6.A shop sells an average of 41 kg of sugar a day for 3 days, and then 35 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  7. 7.Marks of 5 friends in a quiz: 59, 57, 50, 73, 66. What is their average mark?
  8. 8.Marks of 6 friends in a quiz: 45, 48, 69, 64, 47, 75. What is their average mark?
  9. 9.Marks of 4 friends in a quiz: 52, 41, 65, 62. What is their average mark?
  10. 10.Marks of 4 friends in a quiz: 36, 55, 46, 31. What is their average mark?
  11. 11.The average weight of 10 children is 27 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.The average of 9 numbers is 40. When one more number is added, the average becomes 41. What number was added?
  13. 13.A shop sells an average of 68 kg of sugar a day for 3 days, and then 47 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  14. 14.Marks of 4 friends in a quiz: 10, 29, 19, 42. What is their average mark?
  15. 15.Marks of 4 friends in a quiz: 58, 51, 63, 32. What is their average mark?
  16. 16.Marks of 6 friends in a quiz: 61, 50, 62, 44, 69, 56. What is their average mark?
  17. 17.A shop sells an average of 41 kg of sugar a day for 2 days, and then 43 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  18. 18.Zoya’s batting average after 11 innings is 31 runs. How many runs must Zoya score in the next innings to raise the average to 35?
  19. 19.The average of 6 numbers is 15. When one more number is added, the average becomes 19. What number was added?
  20. 20.Manav’s batting average after 6 innings is 46 runs. How many runs must Manav score in the next innings to raise the average to 49?
  21. 21.A shop sells an average of 78 kg of sugar a day for 2 days, and then 62 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  22. 22.The average of 7 numbers is 46. When one more number is added, the average becomes 51. What number was added?
  23. 23.Marks of 4 friends in a quiz: 9, 30, 31, 14. What is their average mark?
  24. 24.A shop sells an average of 20 kg of sugar a day for 2 days, and then 76 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  25. 25.A shop sells an average of 48 kg of sugar a day for 4 days, and then 24 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  26. 26.Rahul’s batting average after 11 innings is 39 runs. How many runs must Rahul score in the next innings to raise the average to 43?
  27. 27.Marks of 4 friends in a quiz: 30, 38, 31, 53. What is their average mark?
  28. 28.Marks of 5 friends in a quiz: 83, 80, 71, 64, 57. What is their average mark?
  29. 29.The average of 9 numbers is 45. When one more number is added, the average becomes 46. What number was added?
  30. 30.Aarav’s batting average after 7 innings is 47 runs. How many runs must Aarav score in the next innings to raise the average to 51?
  31. 31.The average weight of 7 children is 30 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  32. 32.Kabir’s batting average after 5 innings is 46 runs. How many runs must Kabir score in the next innings to raise the average to 48?
  33. 33.Marks of 5 friends in a quiz: 28, 8, 19, 32, 18. What is their average mark?
  34. 34.The average weight of 6 children is 26 kg. One child, who weighs 31 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.Marks of 6 friends in a quiz: 69, 47, 77, 68, 61, 50. What is their average mark?
  36. 36.The average of 6 numbers is 27. When one more number is added, the average becomes 29. What number was added?
  37. 37.A shop sells an average of 54 kg of sugar a day for 2 days, and then 47 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  38. 38.The average weight of 6 children is 34 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.Marks of 4 friends in a quiz: 40, 49, 41, 82. What is their average mark?
  40. 40.A shop sells an average of 27 kg of sugar a day for 6 days, and then 77 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?

Answer key

  1. 40
  2. 32
  3. 57
  4. 73
  5. 102
  6. 37
  7. 61
  8. 58
  9. 55
  10. 42
  11. 25
  12. 50
  13. 56
  14. 25
  15. 51
  16. 57
  17. 42
  18. 79
  19. 43
  20. 67
  21. 66
  22. 86
  23. 21
  24. 60
  25. 40
  26. 87
  27. 38
  28. 71
  29. 55
  30. 79
  31. 28
  32. 58
  33. 21
  34. 25
  35. 62
  36. 41
  37. 49
  38. 31
  39. 53
  40. 47

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