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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 569 · 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 of 8 numbers is 20. When one more number is added, the average becomes 22. What number was added?
  2. 2.Marks of 5 friends in a quiz: 63, 75, 56, 48, 73. What is their average mark?
  3. 3.A shop sells an average of 77 kg of sugar a day for 2 days, and then 61 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  4. 4.Manav’s batting average after 6 innings is 47 runs. How many runs must Manav score in the next innings to raise the average to 48?
  5. 5.Marks of 4 friends in a quiz: 34, 43, 27, 20. What is their average mark?
  6. 6.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)?
  7. 7.A shop sells an average of 80 kg of sugar a day for 2 days, and then 56 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  8. 8.The average of 8 numbers is 30. When one more number is added, the average becomes 31. What number was added?
  9. 9.Tara’s batting average after 7 innings is 44 runs. How many runs must Tara score in the next innings to raise the average to 49?
  10. 10.Marks of 5 friends in a quiz: 30, 19, 29, 14, 28. What is their average mark?
  11. 11.Marks of 6 friends in a quiz: 77, 91, 66, 91, 89, 60. What is their average mark?
  12. 12.A shop sells an average of 47 kg of sugar a day for 5 days, and then 63 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  13. 13.Ananya’s batting average after 12 innings is 22 runs. How many runs must Ananya score in the next innings to raise the average to 26?
  14. 14.The average weight of 12 children is 28 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.The average of 9 numbers is 41. When one more number is added, the average becomes 43. What number was added?
  16. 16.The average of 6 numbers is 25. When one more number is added, the average becomes 30. What number was added?
  17. 17.Marks of 6 friends in a quiz: 52, 39, 43, 44, 26, 18. What is their average mark?
  18. 18.The average of 4 numbers is 17. When one more number is added, the average becomes 20. What number was added?
  19. 19.The average of 9 numbers is 52. When one more number is added, the average becomes 54. What number was added?
  20. 20.Marks of 4 friends in a quiz: 77, 65, 59, 95. What is their average mark?
  21. 21.Ishaan’s batting average after 9 innings is 45 runs. How many runs must Ishaan score in the next innings to raise the average to 46?
  22. 22.Marks of 6 friends in a quiz: 38, 43, 38, 61, 56, 64. What is their average mark?
  23. 23.The average weight of 12 children is 43 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.The average of 7 numbers is 27. When one more number is added, the average becomes 29. What number was added?
  25. 25.Marks of 4 friends in a quiz: 45, 54, 58, 59. What is their average mark?
  26. 26.Marks of 6 friends in a quiz: 37, 46, 43, 37, 55, 64. What is their average mark?
  27. 27.Aditya’s batting average after 12 innings is 33 runs. How many runs must Aditya score in the next innings to raise the average to 35?
  28. 28.A shop sells an average of 66 kg of sugar a day for 3 days, and then 74 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  29. 29.The average weight of 12 children is 38 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.A shop sells an average of 57 kg of sugar a day for 3 days, and then 21 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  31. 31.Marks of 5 friends in a quiz: 21, 15, 30, 34, 25. What is their average mark?
  32. 32.The average weight of 9 children is 44 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  33. 33.The average weight of 6 children is 31 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.Marks of 6 friends in a quiz: 38, 41, 51, 55, 46, 87. What is their average mark?
  35. 35.Marks of 4 friends in a quiz: 78, 102, 87, 85. What is their average mark?
  36. 36.A shop sells an average of 31 kg of sugar a day for 4 days, and then 37 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  37. 37.Kabir’s batting average after 8 innings is 47 runs. How many runs must Kabir score in the next innings to raise the average to 52?
  38. 38.Diya’s batting average after 7 innings is 25 runs. How many runs must Diya score in the next innings to raise the average to 26?
  39. 39.Manav’s batting average after 10 innings is 22 runs. How many runs must Manav score in the next innings to raise the average to 23?
  40. 40.Marks of 4 friends in a quiz: 27, 26, 11, 16. What is their average mark?

Answer key

  1. 38
  2. 63
  3. 69
  4. 54
  5. 31
  6. 30
  7. 62
  8. 39
  9. 84
  10. 24
  11. 79
  12. 55
  13. 74
  14. 25
  15. 61
  16. 60
  17. 37
  18. 32
  19. 72
  20. 74
  21. 55
  22. 50
  23. 42
  24. 43
  25. 54
  26. 47
  27. 59
  28. 71
  29. 37
  30. 39
  31. 25
  32. 43
  33. 28
  34. 53
  35. 88
  36. 33
  37. 92
  38. 33
  39. 33
  40. 20

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