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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 95 · 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 5 children is 37 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.A shop sells an average of 63 kg of sugar a day for 6 days, and then 73 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  3. 3.Marks of 4 friends in a quiz: 78, 74, 85, 95. What is their average mark?
  4. 4.Marks of 5 friends in a quiz: 42, 46, 64, 56, 47. What is their average mark?
  5. 5.Marks of 4 friends in a quiz: 31, 31, 36, 74. What is their average mark?
  6. 6.A shop sells an average of 59 kg of sugar a day for 2 days, and then 53 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  7. 7.A shop sells an average of 46 kg of sugar a day for 6 days, and then 28 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  8. 8.Marks of 6 friends in a quiz: 76, 64, 85, 69, 78, 48. What is their average mark?
  9. 9.The average of 5 numbers is 50. When one more number is added, the average becomes 53. What number was added?
  10. 10.The average weight of 5 children is 42 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.A shop sells an average of 72 kg of sugar a day for 2 days, and then 33 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  12. 12.Marks of 4 friends in a quiz: 24, 44, 25, 23. What is their average mark?
  13. 13.The average of 7 numbers is 16. When one more number is added, the average becomes 22. What number was added?
  14. 14.Marks of 5 friends in a quiz: 38, 68, 39, 51, 69. What is their average mark?
  15. 15.Marks of 5 friends in a quiz: 49, 40, 37, 62, 52. What is their average mark?
  16. 16.The average weight of 9 children is 43 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.The average of 5 numbers is 44. When one more number is added, the average becomes 49. What number was added?
  18. 18.The average weight of 5 children is 42 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.Marks of 4 friends in a quiz: 52, 54, 55, 7. What is their average mark?
  20. 20.The average weight of 6 children is 31 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.A shop sells an average of 75 kg of sugar a day for 2 days, and then 29 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  22. 22.Marks of 5 friends in a quiz: 56, 46, 34, 28, 46. What is their average mark?
  23. 23.The average weight of 8 children is 30 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.Marks of 5 friends in a quiz: 31, 32, 17, 16, 49. What is their average mark?
  25. 25.The average weight of 12 children is 34 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.The average weight of 10 children is 45 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.The average weight of 6 children is 40 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.The average weight of 8 children is 31 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.A shop sells an average of 20 kg of sugar a day for 4 days, and then 35 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  30. 30.The average weight of 5 children is 31 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.Marks of 6 friends in a quiz: 55, 66, 53, 66, 67, 95. What is their average mark?
  32. 32.Marks of 5 friends in a quiz: 79, 101, 74, 93, 88. What is their average mark?
  33. 33.Diya’s batting average after 9 innings is 50 runs. How many runs must Diya score in the next innings to raise the average to 55?
  34. 34.The average of 8 numbers is 24. When one more number is added, the average becomes 27. What number was added?
  35. 35.Marks of 4 friends in a quiz: 65, 87, 76, 60. What is their average mark?
  36. 36.Karan’s batting average after 14 innings is 37 runs. How many runs must Karan score in the next innings to raise the average to 39?
  37. 37.The average weight of 8 children is 30 kg. One child, who weighs 37 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.Marks of 6 friends in a quiz: 84, 95, 81, 75, 88, 93. What is their average mark?
  39. 39.The average of 9 numbers is 25. When one more number is added, the average becomes 27. What number was added?
  40. 40.Pooja’s batting average after 13 innings is 36 runs. How many runs must Pooja score in the next innings to raise the average to 41?

Answer key

  1. 36
  2. 68
  3. 83
  4. 51
  5. 43
  6. 55
  7. 40
  8. 70
  9. 68
  10. 39
  11. 46
  12. 29
  13. 64
  14. 53
  15. 48
  16. 42
  17. 74
  18. 41
  19. 42
  20. 29
  21. 52
  22. 42
  23. 28
  24. 29
  25. 33
  26. 44
  27. 37
  28. 28
  29. 25
  30. 29
  31. 67
  32. 87
  33. 100
  34. 51
  35. 72
  36. 67
  37. 29
  38. 86
  39. 45
  40. 106

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