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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 243 · 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 weight of 9 children is 41 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.Marks of 5 friends in a quiz: 62, 45, 55, 57, 76. What is their average mark?
  3. 3.A shop sells an average of 56 kg of sugar a day for 4 days, and then 68 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  4. 4.Marks of 4 friends in a quiz: 62, 55, 60, 15. What is their average mark?
  5. 5.The average weight of 6 children is 37 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.The average of 8 numbers is 15. When one more number is added, the average becomes 16. What number was added?
  7. 7.A shop sells an average of 76 kg of sugar a day for 2 days, and then 68 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  8. 8.Marks of 5 friends in a quiz: 51, 52, 58, 71, 73. What is their average mark?
  9. 9.The average weight of 8 children is 28 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.Marks of 6 friends in a quiz: 57, 63, 65, 56, 57, 62. What is their average mark?
  11. 11.Marks of 4 friends in a quiz: 43, 52, 57, 32. What is their average mark?
  12. 12.A shop sells an average of 53 kg of sugar a day for 6 days, and then 59 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  13. 13.The average of 4 numbers is 58. When one more number is added, the average becomes 63. What number was added?
  14. 14.Marks of 4 friends in a quiz: 58, 81, 58, 71. What is their average mark?
  15. 15.The average weight of 11 children is 31 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.The average weight of 12 children is 33 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.Marks of 5 friends in a quiz: 42, 58, 33, 34, 63. What is their average mark?
  18. 18.The average of 5 numbers is 18. When one more number is added, the average becomes 24. What number was added?
  19. 19.Nisha’s batting average after 9 innings is 47 runs. How many runs must Nisha score in the next innings to raise the average to 52?
  20. 20.A shop sells an average of 57 kg of sugar a day for 2 days, and then 52 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  21. 21.The average weight of 12 children is 30 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.The average weight of 12 children is 41 kg. One child, who weighs 74 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.Marks of 5 friends in a quiz: 55, 41, 43, 64, 57. What is their average mark?
  24. 24.The average of 6 numbers is 24. When one more number is added, the average becomes 30. What number was added?
  25. 25.Marks of 5 friends in a quiz: 38, 36, 31, 41, 29. What is their average mark?
  26. 26.The average weight of 11 children is 46 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.Karan’s batting average after 11 innings is 42 runs. How many runs must Karan score in the next innings to raise the average to 44?
  28. 28.A shop sells an average of 29 kg of sugar a day for 3 days, and then 74 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  29. 29.The average weight of 9 children is 46 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.The average weight of 9 children is 46 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.The average of 8 numbers is 50. When one more number is added, the average becomes 56. What number was added?
  32. 32.Ishaan’s batting average after 10 innings is 39 runs. How many runs must Ishaan score in the next innings to raise the average to 41?
  33. 33.Nisha’s batting average after 8 innings is 48 runs. How many runs must Nisha score in the next innings to raise the average to 49?
  34. 34.A shop sells an average of 21 kg of sugar a day for 2 days, and then 41 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  35. 35.A shop sells an average of 43 kg of sugar a day for 2 days, and then 27 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  36. 36.Manav’s batting average after 10 innings is 32 runs. How many runs must Manav score in the next innings to raise the average to 36?
  37. 37.The average weight of 8 children is 33 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.Marks of 4 friends in a quiz: 46, 45, 64, 85. What is their average mark?
  39. 39.A shop sells an average of 40 kg of sugar a day for 4 days, and then 36 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  40. 40.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)?

Answer key

  1. 38
  2. 59
  3. 62
  4. 48
  5. 36
  6. 24
  7. 72
  8. 61
  9. 25
  10. 60
  11. 46
  12. 55
  13. 83
  14. 67
  15. 28
  16. 31
  17. 46
  18. 54
  19. 97
  20. 54
  21. 27
  22. 38
  23. 52
  24. 66
  25. 35
  26. 45
  27. 66
  28. 47
  29. 44
  30. 45
  31. 104
  32. 61
  33. 57
  34. 33
  35. 35
  36. 76
  37. 31
  38. 60
  39. 38
  40. 39

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