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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 306 · 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.Priya’s batting average after 13 innings is 26 runs. How many runs must Priya score in the next innings to raise the average to 28?
  2. 2.Priya’s batting average after 6 innings is 47 runs. How many runs must Priya score in the next innings to raise the average to 48?
  3. 3.The average of 5 numbers is 51. When one more number is added, the average becomes 53. What number was added?
  4. 4.Marks of 5 friends in a quiz: 82, 89, 86, 76, 92. What is their average mark?
  5. 5.Marks of 4 friends in a quiz: 66, 86, 82, 62. What is their average mark?
  6. 6.Marks of 4 friends in a quiz: 21, 38, 31, 30. What is their average mark?
  7. 7.The average of 6 numbers is 21. When one more number is added, the average becomes 27. What number was added?
  8. 8.The average of 7 numbers is 20. When one more number is added, the average becomes 21. What number was added?
  9. 9.Marks of 4 friends in a quiz: 43, 59, 60, 66. What is their average mark?
  10. 10.Rahul’s batting average after 15 innings is 28 runs. How many runs must Rahul score in the next innings to raise the average to 29?
  11. 11.Farhan’s batting average after 9 innings is 37 runs. How many runs must Farhan score in the next innings to raise the average to 41?
  12. 12.The average of 8 numbers is 18. When one more number is added, the average becomes 19. What number was added?
  13. 13.A shop sells an average of 68 kg of sugar a day for 2 days, and then 38 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  14. 14.The average weight of 7 children is 47 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.A shop sells an average of 67 kg of sugar a day for 4 days, and then 75 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  16. 16.Diya’s batting average after 12 innings is 20 runs. How many runs must Diya score in the next innings to raise the average to 23?
  17. 17.The average weight of 10 children is 35 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  18. 18.Marks of 4 friends in a quiz: 45, 50, 33, 52. What is their average mark?
  19. 19.Karan’s batting average after 5 innings is 21 runs. How many runs must Karan score in the next innings to raise the average to 23?
  20. 20.The average weight of 6 children is 46 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.Marks of 6 friends in a quiz: 69, 69, 78, 57, 76, 77. What is their average mark?
  22. 22.Marks of 4 friends in a quiz: 42, 45, 63, 54. What is their average mark?
  23. 23.Kabir’s batting average after 15 innings is 23 runs. How many runs must Kabir score in the next innings to raise the average to 28?
  24. 24.The average weight of 6 children is 27 kg. One child, who weighs 37 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.The average weight of 11 children is 32 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.Diya’s batting average after 11 innings is 21 runs. How many runs must Diya score in the next innings to raise the average to 23?
  27. 27.The average of 9 numbers is 19. When one more number is added, the average becomes 22. What number was added?
  28. 28.Marks of 4 friends in a quiz: 71, 71, 84, 86. What is their average mark?
  29. 29.Saanvi’s batting average after 9 innings is 39 runs. How many runs must Saanvi score in the next innings to raise the average to 44?
  30. 30.Saanvi’s batting average after 14 innings is 20 runs. How many runs must Saanvi score in the next innings to raise the average to 24?
  31. 31.The average weight of 10 children is 30 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  32. 32.The average of 8 numbers is 18. When one more number is added, the average becomes 24. What number was added?
  33. 33.Marks of 6 friends in a quiz: 41, 49, 32, 34, 29, 61. What is their average mark?
  34. 34.Marks of 5 friends in a quiz: 91, 83, 72, 87, 62. What is their average mark?
  35. 35.Vivaan’s batting average after 12 innings is 50 runs. How many runs must Vivaan score in the next innings to raise the average to 53?
  36. 36.The average weight of 5 children is 40 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.Kavya’s batting average after 8 innings is 49 runs. How many runs must Kavya score in the next innings to raise the average to 51?
  38. 38.The average weight of 5 children is 30 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.A shop sells an average of 25 kg of sugar a day for 6 days, and then 41 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  40. 40.The average of 5 numbers is 34. When one more number is added, the average becomes 39. What number was added?

Answer key

  1. 54
  2. 54
  3. 63
  4. 85
  5. 74
  6. 30
  7. 63
  8. 28
  9. 57
  10. 44
  11. 77
  12. 27
  13. 48
  14. 44
  15. 71
  16. 59
  17. 34
  18. 45
  19. 33
  20. 45
  21. 71
  22. 51
  23. 103
  24. 25
  25. 31
  26. 45
  27. 49
  28. 78
  29. 89
  30. 80
  31. 29
  32. 72
  33. 41
  34. 79
  35. 89
  36. 37
  37. 67
  38. 27
  39. 33
  40. 64

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