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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 117 · 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 43 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.Vivaan’s batting average after 13 innings is 40 runs. How many runs must Vivaan score in the next innings to raise the average to 42?
  3. 3.The average of 5 numbers is 60. When one more number is added, the average becomes 65. What number was added?
  4. 4.Karan’s batting average after 5 innings is 45 runs. How many runs must Karan score in the next innings to raise the average to 47?
  5. 5.Marks of 5 friends in a quiz: 43, 17, 15, 17, 58. What is their average mark?
  6. 6.The average weight of 11 children is 35 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.Dev’s batting average after 10 innings is 46 runs. How many runs must Dev score in the next innings to raise the average to 48?
  8. 8.Meera’s batting average after 10 innings is 21 runs. How many runs must Meera score in the next innings to raise the average to 24?
  9. 9.Farhan’s batting average after 10 innings is 39 runs. How many runs must Farhan score in the next innings to raise the average to 44?
  10. 10.A shop sells an average of 62 kg of sugar a day for 2 days, and then 80 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  11. 11.The average weight of 8 children is 43 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.A shop sells an average of 23 kg of sugar a day for 6 days, and then 35 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  13. 13.Nisha’s batting average after 11 innings is 32 runs. How many runs must Nisha score in the next innings to raise the average to 35?
  14. 14.Marks of 4 friends in a quiz: 15, 13, 20, 56. What is their average mark?
  15. 15.Marks of 5 friends in a quiz: 84, 65, 90, 62, 79. What is their average mark?
  16. 16.Marks of 4 friends in a quiz: 85, 73, 90, 76. What is their average mark?
  17. 17.The average of 7 numbers is 49. When one more number is added, the average becomes 50. What number was added?
  18. 18.Marks of 5 friends in a quiz: 85, 88, 79, 71, 62. What is their average mark?
  19. 19.A shop sells an average of 77 kg of sugar a day for 4 days, and then 70 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  20. 20.Tara’s batting average after 5 innings is 39 runs. How many runs must Tara score in the next innings to raise the average to 41?
  21. 21.A shop sells an average of 60 kg of sugar a day for 2 days, and then 52 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  22. 22.Isha’s batting average after 8 innings is 33 runs. How many runs must Isha score in the next innings to raise the average to 35?
  23. 23.The average of 9 numbers is 22. When one more number is added, the average becomes 27. What number was added?
  24. 24.Marks of 6 friends in a quiz: 46, 72, 46, 45, 43, 96. What is their average mark?
  25. 25.Marks of 4 friends in a quiz: 48, 32, 26, 50. What is their average mark?
  26. 26.A shop sells an average of 40 kg of sugar a day for 4 days, and then 76 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  27. 27.The average weight of 11 children is 31 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.Ananya’s batting average after 14 innings is 20 runs. How many runs must Ananya score in the next innings to raise the average to 21?
  29. 29.Marks of 6 friends in a quiz: 20, 30, 22, 32, 23, 47. What is their average mark?
  30. 30.A shop sells an average of 36 kg of sugar a day for 5 days, and then 72 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  31. 31.Zoya’s batting average after 15 innings is 28 runs. How many runs must Zoya score in the next innings to raise the average to 29?
  32. 32.The average weight of 11 children is 47 kg. One child, who weighs 77 kg, leaves the group. What is the new average weight (in kg)?
  33. 33.The average weight of 8 children is 45 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.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)?
  35. 35.Marks of 6 friends in a quiz: 68, 50, 67, 59, 59, 45. What is their average mark?
  36. 36.Marks of 5 friends in a quiz: 74, 81, 67, 85, 58. What is their average mark?
  37. 37.Marks of 5 friends in a quiz: 101, 99, 72, 72, 91. What is their average mark?
  38. 38.Priya’s batting average after 8 innings is 36 runs. How many runs must Priya score in the next innings to raise the average to 41?
  39. 39.A shop sells an average of 48 kg of sugar a day for 2 days, and then 28 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  40. 40.Marks of 5 friends in a quiz: 59, 60, 60, 39, 17. What is their average mark?

Answer key

  1. 41
  2. 68
  3. 90
  4. 57
  5. 30
  6. 32
  7. 68
  8. 54
  9. 94
  10. 74
  11. 41
  12. 27
  13. 68
  14. 26
  15. 76
  16. 81
  17. 57
  18. 77
  19. 74
  20. 51
  21. 56
  22. 51
  23. 72
  24. 58
  25. 39
  26. 58
  27. 30
  28. 35
  29. 29
  30. 54
  31. 44
  32. 44
  33. 44
  34. 44
  35. 58
  36. 73
  37. 87
  38. 81
  39. 33
  40. 47

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