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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 130 · 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.Kabir’s batting average after 15 innings is 27 runs. How many runs must Kabir score in the next innings to raise the average to 29?
  2. 2.Zoya’s batting average after 7 innings is 23 runs. How many runs must Zoya score in the next innings to raise the average to 25?
  3. 3.Farhan’s batting average after 11 innings is 26 runs. How many runs must Farhan score in the next innings to raise the average to 28?
  4. 4.A shop sells an average of 67 kg of sugar a day for 2 days, and then 52 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  5. 5.Marks of 4 friends in a quiz: 69, 56, 55, 96. What is their average mark?
  6. 6.Marks of 5 friends in a quiz: 73, 56, 71, 79, 66. What is their average mark?
  7. 7.Marks of 4 friends in a quiz: 19, 49, 19, 49. What is their average mark?
  8. 8.Marks of 6 friends in a quiz: 36, 46, 45, 52, 34, 57. What is their average mark?
  9. 9.The average weight of 12 children is 32 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.Marks of 6 friends in a quiz: 36, 30, 48, 45, 50, 37. What is their average mark?
  11. 11.The average weight of 6 children is 48 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.A shop sells an average of 26 kg of sugar a day for 6 days, and then 50 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  13. 13.Arjun’s batting average after 12 innings is 20 runs. How many runs must Arjun score in the next innings to raise the average to 25?
  14. 14.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 30?
  15. 15.Sneha’s batting average after 14 innings is 48 runs. How many runs must Sneha score in the next innings to raise the average to 53?
  16. 16.The average of 7 numbers is 21. When one more number is added, the average becomes 22. What number was added?
  17. 17.Marks of 5 friends in a quiz: 35, 54, 33, 45, 48. What is their average mark?
  18. 18.The average of 4 numbers is 15. When one more number is added, the average becomes 19. What number was added?
  19. 19.Diya’s batting average after 7 innings is 49 runs. How many runs must Diya score in the next innings to raise the average to 54?
  20. 20.The average weight of 12 children is 28 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.A shop sells an average of 72 kg of sugar a day for 2 days, and then 66 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  22. 22.Saanvi’s batting average after 6 innings is 21 runs. How many runs must Saanvi score in the next innings to raise the average to 23?
  23. 23.Marks of 5 friends in a quiz: 31, 27, 18, 32, 27. What is their average mark?
  24. 24.The average of 8 numbers is 33. When one more number is added, the average becomes 38. What number was added?
  25. 25.Marks of 6 friends in a quiz: 44, 43, 35, 42, 33, 55. What is their average mark?
  26. 26.Marks of 6 friends in a quiz: 68, 59, 79, 53, 62, 63. What is their average mark?
  27. 27.The average weight of 9 children is 45 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.The average weight of 11 children is 41 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average of 5 numbers is 41. When one more number is added, the average becomes 42. What number was added?
  30. 30.The average of 6 numbers is 35. When one more number is added, the average becomes 36. What number was added?
  31. 31.Meera’s batting average after 15 innings is 33 runs. How many runs must Meera score in the next innings to raise the average to 35?
  32. 32.The average weight of 5 children is 37 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  33. 33.Marks of 6 friends in a quiz: 85, 74, 101, 90, 79, 87. What is their average mark?
  34. 34.Vivaan’s batting average after 14 innings is 39 runs. How many runs must Vivaan score in the next innings to raise the average to 40?
  35. 35.The average weight of 12 children is 43 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.A shop sells an average of 25 kg of sugar a day for 3 days, and then 32 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  37. 37.Marks of 4 friends in a quiz: 94, 80, 73, 89. What is their average mark?
  38. 38.The average of 9 numbers is 40. When one more number is added, the average becomes 45. What number was added?
  39. 39.Marks of 5 friends in a quiz: 42, 43, 53, 34, 73. What is their average mark?
  40. 40.A shop sells an average of 64 kg of sugar a day for 2 days, and then 43 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?

Answer key

  1. 59
  2. 39
  3. 50
  4. 57
  5. 69
  6. 69
  7. 34
  8. 45
  9. 29
  10. 41
  11. 45
  12. 32
  13. 85
  14. 65
  15. 123
  16. 29
  17. 43
  18. 35
  19. 89
  20. 26
  21. 69
  22. 35
  23. 27
  24. 78
  25. 42
  26. 64
  27. 44
  28. 40
  29. 47
  30. 42
  31. 65
  32. 36
  33. 86
  34. 54
  35. 41
  36. 29
  37. 84
  38. 90
  39. 49
  40. 49

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