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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 522 · 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.Marks of 4 friends in a quiz: 38, 46, 48, 76. What is their average mark?
  2. 2.A shop sells an average of 54 kg of sugar a day for 3 days, and then 29 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  3. 3.The average weight of 10 children is 40 kg. One child, who weighs 58 kg, leaves the group. What is the new average weight (in kg)?
  4. 4.The average weight of 10 children is 33 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  5. 5.Ananya’s batting average after 11 innings is 38 runs. How many runs must Ananya score in the next innings to raise the average to 39?
  6. 6.Meera’s batting average after 7 innings is 25 runs. How many runs must Meera score in the next innings to raise the average to 26?
  7. 7.A shop sells an average of 63 kg of sugar a day for 6 days, and then 49 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  8. 8.Marks of 5 friends in a quiz: 18, 18, 30, 41, 23. What is their average mark?
  9. 9.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)?
  10. 10.Marks of 4 friends in a quiz: 46, 54, 57, 67. What is their average mark?
  11. 11.Marks of 6 friends in a quiz: 30, 13, 18, 41, 14, 40. What is their average mark?
  12. 12.Marks of 5 friends in a quiz: 84, 71, 89, 73, 88. What is their average mark?
  13. 13.The average weight of 7 children is 33 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.Nisha’s batting average after 15 innings is 25 runs. How many runs must Nisha score in the next innings to raise the average to 27?
  15. 15.The average of 5 numbers is 40. When one more number is added, the average becomes 41. What number was added?
  16. 16.The average of 8 numbers is 19. When one more number is added, the average becomes 20. What number was added?
  17. 17.The average of 9 numbers is 60. When one more number is added, the average becomes 66. What number was added?
  18. 18.Diya’s batting average after 12 innings is 33 runs. How many runs must Diya score in the next innings to raise the average to 37?
  19. 19.The average of 5 numbers is 35. When one more number is added, the average becomes 37. What number was added?
  20. 20.The average weight of 12 children is 31 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.The average of 5 numbers is 20. When one more number is added, the average becomes 25. What number was added?
  22. 22.Priya’s batting average after 7 innings is 25 runs. How many runs must Priya score in the next innings to raise the average to 28?
  23. 23.A shop sells an average of 27 kg of sugar a day for 6 days, and then 29 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  24. 24.The average weight of 6 children is 27 kg. One child, who weighs 32 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.Marks of 4 friends in a quiz: 28, 46, 31, 51. What is their average mark?
  26. 26.Marks of 4 friends in a quiz: 68, 67, 47, 34. What is their average mark?
  27. 27.Marks of 4 friends in a quiz: 21, 27, 26, 46. What is their average mark?
  28. 28.Marks of 6 friends in a quiz: 45, 54, 49, 45, 47, 12. What is their average mark?
  29. 29.Aditya’s batting average after 7 innings is 49 runs. How many runs must Aditya score in the next innings to raise the average to 50?
  30. 30.Marks of 4 friends in a quiz: 17, 8, 29, 34. What is their average mark?
  31. 31.The average weight of 8 children is 35 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  32. 32.Ananya’s batting average after 12 innings is 20 runs. How many runs must Ananya score in the next innings to raise the average to 22?
  33. 33.Marks of 4 friends in a quiz: 62, 62, 71, 93. What is their average mark?
  34. 34.The average weight of 8 children is 44 kg. One child, who weighs 58 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.Marks of 6 friends in a quiz: 98, 75, 100, 94, 93, 74. What is their average mark?
  36. 36.Karan’s batting average after 5 innings is 33 runs. How many runs must Karan score in the next innings to raise the average to 37?
  37. 37.A shop sells an average of 62 kg of sugar a day for 2 days, and then 38 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  38. 38.Marks of 4 friends in a quiz: 36, 54, 62, 36. What is their average mark?
  39. 39.A shop sells an average of 42 kg of sugar a day for 6 days, and then 66 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  40. 40.Kabir’s batting average after 13 innings is 40 runs. How many runs must Kabir score in the next innings to raise the average to 42?

Answer key

  1. 52
  2. 44
  3. 38
  4. 30
  5. 50
  6. 33
  7. 56
  8. 26
  9. 31
  10. 56
  11. 26
  12. 81
  13. 32
  14. 57
  15. 46
  16. 28
  17. 120
  18. 85
  19. 47
  20. 29
  21. 50
  22. 49
  23. 28
  24. 26
  25. 39
  26. 54
  27. 30
  28. 42
  29. 57
  30. 22
  31. 34
  32. 46
  33. 72
  34. 42
  35. 89
  36. 57
  37. 50
  38. 47
  39. 48
  40. 68

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