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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 635 · 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.A shop sells an average of 72 kg of sugar a day for 2 days, and then 27 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  2. 2.The average weight of 5 children is 41 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  3. 3.A shop sells an average of 78 kg of sugar a day for 3 days, and then 44 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  4. 4.Marks of 4 friends in a quiz: 22, 27, 48, 47. What is their average mark?
  5. 5.A shop sells an average of 70 kg of sugar a day for 6 days, and then 25 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  6. 6.Marks of 6 friends in a quiz: 52, 65, 69, 53, 67, 42. What is their average mark?
  7. 7.Ananya’s batting average after 5 innings is 47 runs. How many runs must Ananya score in the next innings to raise the average to 50?
  8. 8.Marks of 4 friends in a quiz: 42, 52, 54, 48. What is their average mark?
  9. 9.Vivaan’s batting average after 10 innings is 49 runs. How many runs must Vivaan score in the next innings to raise the average to 51?
  10. 10.A shop sells an average of 37 kg of sugar a day for 6 days, and then 65 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  11. 11.Manav’s batting average after 12 innings is 45 runs. How many runs must Manav score in the next innings to raise the average to 48?
  12. 12.The average of 4 numbers is 30. When one more number is added, the average becomes 36. What number was added?
  13. 13.The average weight of 5 children is 40 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.The average of 9 numbers is 24. When one more number is added, the average becomes 29. What number was added?
  15. 15.Marks of 4 friends in a quiz: 57, 49, 51, 71. What is their average mark?
  16. 16.A shop sells an average of 55 kg of sugar a day for 3 days, and then 39 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  17. 17.Zoya’s batting average after 15 innings is 49 runs. How many runs must Zoya score in the next innings to raise the average to 50?
  18. 18.The average weight of 10 children is 39 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.Marks of 4 friends in a quiz: 37, 42, 37, 36. What is their average mark?
  20. 20.Marks of 4 friends in a quiz: 35, 56, 53, 28. What is their average mark?
  21. 21.Marks of 6 friends in a quiz: 82, 98, 90, 87, 83, 64. What is their average mark?
  22. 22.Kabir’s batting average after 8 innings is 32 runs. How many runs must Kabir score in the next innings to raise the average to 36?
  23. 23.Ananya’s batting average after 14 innings is 27 runs. How many runs must Ananya score in the next innings to raise the average to 30?
  24. 24.The average weight of 10 children is 46 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.Marks of 4 friends in a quiz: 54, 76, 50, 72. What is their average mark?
  26. 26.The average of 8 numbers is 19. When one more number is added, the average becomes 24. What number was added?
  27. 27.The average of 4 numbers is 19. When one more number is added, the average becomes 24. What number was added?
  28. 28.Rohan’s batting average after 7 innings is 43 runs. How many runs must Rohan score in the next innings to raise the average to 44?
  29. 29.The average weight of 11 children is 34 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.Arjun’s batting average after 6 innings is 29 runs. How many runs must Arjun score in the next innings to raise the average to 32?
  31. 31.The average weight of 12 children is 37 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  32. 32.The average of 8 numbers is 54. When one more number is added, the average becomes 56. What number was added?
  33. 33.A shop sells an average of 38 kg of sugar a day for 4 days, and then 58 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 6 friends in a quiz: 85, 88, 84, 70, 73, 62. What is their average mark?
  35. 35.A shop sells an average of 69 kg of sugar a day for 4 days, and then 51 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  36. 36.Manav’s batting average after 13 innings is 25 runs. How many runs must Manav score in the next innings to raise the average to 26?
  37. 37.Vivaan’s batting average after 10 innings is 31 runs. How many runs must Vivaan score in the next innings to raise the average to 35?
  38. 38.A shop sells an average of 70 kg of sugar a day for 4 days, and then 55 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  39. 39.Marks of 5 friends in a quiz: 68, 58, 67, 74, 48. What is their average mark?
  40. 40.The average weight of 7 children is 28 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 42
  2. 39
  3. 61
  4. 36
  5. 55
  6. 58
  7. 65
  8. 49
  9. 71
  10. 51
  11. 84
  12. 60
  13. 39
  14. 74
  15. 57
  16. 47
  17. 65
  18. 38
  19. 38
  20. 43
  21. 84
  22. 68
  23. 72
  24. 45
  25. 63
  26. 64
  27. 44
  28. 51
  29. 33
  30. 50
  31. 36
  32. 72
  33. 50
  34. 77
  35. 63
  36. 39
  37. 75
  38. 61
  39. 63
  40. 26

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