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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 106 · 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 44 kg of sugar a day for 3 days, and then 79 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  2. 2.A shop sells an average of 58 kg of sugar a day for 5 days, and then 60 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  3. 3.Diya’s batting average after 11 innings is 48 runs. How many runs must Diya score in the next innings to raise the average to 52?
  4. 4.Marks of 4 friends in a quiz: 68, 54, 51, 47. What is their average mark?
  5. 5.Farhan’s batting average after 7 innings is 42 runs. How many runs must Farhan score in the next innings to raise the average to 45?
  6. 6.A shop sells an average of 36 kg of sugar a day for 4 days, and then 20 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  7. 7.A shop sells an average of 20 kg of sugar a day for 2 days, and then 64 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 21. When one more number is added, the average becomes 26. What number was added?
  9. 9.Marks of 5 friends in a quiz: 32, 30, 34, 25, 49. What is their average mark?
  10. 10.The average of 7 numbers is 24. When one more number is added, the average becomes 30. What number was added?
  11. 11.The average weight of 8 children is 47 kg. One child, who weighs 68 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.The average of 8 numbers is 25. When one more number is added, the average becomes 29. What number was added?
  13. 13.A shop sells an average of 67 kg of sugar a day for 3 days, and then 27 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  14. 14.The average of 8 numbers is 44. When one more number is added, the average becomes 48. What number was added?
  15. 15.Marks of 4 friends in a quiz: 73, 68, 55, 84. What is their average mark?
  16. 16.The average weight of 6 children is 36 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.A shop sells an average of 38 kg of sugar a day for 6 days, and then 53 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  18. 18.The average weight of 7 children is 37 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.The average weight of 9 children is 33 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.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)?
  21. 21.The average of 4 numbers is 41. When one more number is added, the average becomes 43. What number was added?
  22. 22.A shop sells an average of 43 kg of sugar a day for 6 days, and then 63 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  23. 23.Kavya’s batting average after 15 innings is 22 runs. How many runs must Kavya score in the next innings to raise the average to 27?
  24. 24.A shop sells an average of 55 kg of sugar a day for 2 days, and then 76 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  25. 25.A shop sells an average of 66 kg of sugar a day for 2 days, and then 30 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  26. 26.A shop sells an average of 42 kg of sugar a day for 2 days, and then 54 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  27. 27.The average of 9 numbers is 60. When one more number is added, the average becomes 63. What number was added?
  28. 28.A shop sells an average of 40 kg of sugar a day for 5 days, and then 46 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  29. 29.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)?
  30. 30.Marks of 4 friends in a quiz: 101, 102, 83, 66. What is their average mark?
  31. 31.Marks of 4 friends in a quiz: 65, 60, 67, 16. What is their average mark?
  32. 32.Zoya’s batting average after 8 innings is 27 runs. How many runs must Zoya score in the next innings to raise the average to 30?
  33. 33.The average of 5 numbers is 18. When one more number is added, the average becomes 22. What number was added?
  34. 34.Diya’s batting average after 9 innings is 22 runs. How many runs must Diya score in the next innings to raise the average to 24?
  35. 35.The average weight of 11 children is 39 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.A shop sells an average of 26 kg of sugar a day for 2 days, and then 20 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  37. 37.Marks of 6 friends in a quiz: 40, 40, 12, 25, 30, 9. What is their average mark?
  38. 38.The average weight of 5 children is 45 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.Nisha’s batting average after 5 innings is 35 runs. How many runs must Nisha score in the next innings to raise the average to 36?
  40. 40.The average weight of 8 children is 47 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 64
  2. 59
  3. 96
  4. 55
  5. 66
  6. 28
  7. 53
  8. 66
  9. 34
  10. 72
  11. 44
  12. 61
  13. 51
  14. 80
  15. 70
  16. 35
  17. 44
  18. 36
  19. 30
  20. 43
  21. 51
  22. 51
  23. 102
  24. 69
  25. 48
  26. 51
  27. 90
  28. 43
  29. 28
  30. 88
  31. 52
  32. 54
  33. 42
  34. 42
  35. 37
  36. 23
  37. 26
  38. 44
  39. 41
  40. 45

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