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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 596 · 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.Aarav’s batting average after 6 innings is 33 runs. How many runs must Aarav score in the next innings to raise the average to 35?
  2. 2.A shop sells an average of 58 kg of sugar a day for 4 days, and then 34 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  3. 3.The average weight of 8 children is 30 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  4. 4.The average of 7 numbers is 32. When one more number is added, the average becomes 38. What number was added?
  5. 5.Marks of 4 friends in a quiz: 50, 26, 39, 37. What is their average mark?
  6. 6.The average weight of 7 children is 34 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.A shop sells an average of 32 kg of sugar a day for 2 days, and then 24 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  8. 8.The average of 7 numbers is 37. When one more number is added, the average becomes 38. What number was added?
  9. 9.The average of 4 numbers is 54. When one more number is added, the average becomes 57. What number was added?
  10. 10.The average weight of 10 children is 36 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.The average weight of 10 children is 43 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.Marks of 4 friends in a quiz: 93, 78, 68, 93. What is their average mark?
  13. 13.The average weight of 6 children is 42 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.The average of 7 numbers is 18. When one more number is added, the average becomes 24. What number was added?
  15. 15.The average weight of 5 children is 28 kg. One child, who weighs 32 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.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)?
  17. 17.The average of 6 numbers is 32. When one more number is added, the average becomes 38. What number was added?
  18. 18.Marks of 5 friends in a quiz: 36, 26, 38, 45, 55. What is their average mark?
  19. 19.The average weight of 10 children is 29 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.The average of 5 numbers is 18. When one more number is added, the average becomes 24. What number was added?
  21. 21.The average weight of 7 children is 32 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.Marks of 4 friends in a quiz: 35, 51, 61, 53. What is their average mark?
  23. 23.The average of 5 numbers is 55. When one more number is added, the average becomes 58. What number was added?
  24. 24.Ananya’s batting average after 7 innings is 39 runs. How many runs must Ananya score in the next innings to raise the average to 41?
  25. 25.A shop sells an average of 39 kg of sugar a day for 2 days, and then 57 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  26. 26.The average of 9 numbers is 18. When one more number is added, the average becomes 22. What number was added?
  27. 27.Marks of 6 friends in a quiz: 57, 58, 58, 57, 82, 90. What is their average mark?
  28. 28.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)?
  29. 29.Marks of 4 friends in a quiz: 62, 62, 79, 77. What is their average mark?
  30. 30.Marks of 5 friends in a quiz: 90, 64, 64, 86, 81. What is their average mark?
  31. 31.Marks of 4 friends in a quiz: 76, 61, 65, 90. What is their average mark?
  32. 32.Arjun’s batting average after 7 innings is 38 runs. How many runs must Arjun score in the next innings to raise the average to 43?
  33. 33.The average of 5 numbers is 34. When one more number is added, the average becomes 39. What number was added?
  34. 34.The average weight of 10 children is 30 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.The average of 6 numbers is 34. When one more number is added, the average becomes 37. What number was added?
  36. 36.A shop sells an average of 73 kg of sugar a day for 4 days, and then 22 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  37. 37.Farhan’s batting average after 14 innings is 29 runs. How many runs must Farhan score in the next innings to raise the average to 31?
  38. 38.A shop sells an average of 31 kg of sugar a day for 4 days, and then 39 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  39. 39.Marks of 4 friends in a quiz: 34, 35, 10, 17. What is their average mark?
  40. 40.A shop sells an average of 23 kg of sugar a day for 4 days, and then 53 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?

Answer key

  1. 47
  2. 50
  3. 27
  4. 80
  5. 38
  6. 31
  7. 28
  8. 45
  9. 69
  10. 35
  11. 42
  12. 83
  13. 40
  14. 66
  15. 27
  16. 39
  17. 74
  18. 40
  19. 28
  20. 54
  21. 29
  22. 50
  23. 73
  24. 55
  25. 48
  26. 58
  27. 67
  28. 26
  29. 70
  30. 77
  31. 73
  32. 78
  33. 64
  34. 28
  35. 55
  36. 56
  37. 59
  38. 35
  39. 24
  40. 41

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