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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 595 · 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 13 innings is 31 runs. How many runs must Kabir score in the next innings to raise the average to 34?
  2. 2.The average of 7 numbers is 47. When one more number is added, the average becomes 48. What number was added?
  3. 3.A shop sells an average of 73 kg of sugar a day for 2 days, and then 61 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  4. 4.Marks of 5 friends in a quiz: 77, 78, 75, 84, 56. What is their average mark?
  5. 5.Marks of 4 friends in a quiz: 36, 22, 9, 17. What is their average mark?
  6. 6.The average of 6 numbers is 34. When one more number is added, the average becomes 38. What number was added?
  7. 7.The average weight of 11 children is 46 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  8. 8.Saanvi’s batting average after 8 innings is 21 runs. How many runs must Saanvi score in the next innings to raise the average to 24?
  9. 9.Marks of 4 friends in a quiz: 30, 55, 45, 50. What is their average mark?
  10. 10.The average of 7 numbers is 15. When one more number is added, the average becomes 21. What number was added?
  11. 11.The average weight of 12 children is 29 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.A shop sells an average of 76 kg of sugar a day for 6 days, and then 43 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  13. 13.A shop sells an average of 75 kg of sugar a day for 2 days, and then 67 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  14. 14.A shop sells an average of 51 kg of sugar a day for 2 days, and then 79 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  15. 15.Meera’s batting average after 14 innings is 28 runs. How many runs must Meera score in the next innings to raise the average to 31?
  16. 16.The average weight of 10 children is 27 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.Arjun’s batting average after 12 innings is 26 runs. How many runs must Arjun score in the next innings to raise the average to 30?
  18. 18.Marks of 5 friends in a quiz: 23, 44, 38, 40, 5. What is their average mark?
  19. 19.Marks of 6 friends in a quiz: 66, 68, 57, 84, 55, 84. What is their average mark?
  20. 20.A shop sells an average of 75 kg of sugar a day for 2 days, and then 25 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  21. 21.A shop sells an average of 32 kg of sugar a day for 2 days, and then 26 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  22. 22.The average weight of 5 children is 32 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.Aarav’s batting average after 5 innings is 44 runs. How many runs must Aarav score in the next innings to raise the average to 45?
  24. 24.A shop sells an average of 23 kg of sugar a day for 2 days, and then 26 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  25. 25.Marks of 6 friends in a quiz: 45, 33, 38, 29, 54, 59. What is their average mark?
  26. 26.A shop sells an average of 38 kg of sugar a day for 2 days, and then 34 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  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 7 children is 40 kg. One child, who weighs 58 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average of 6 numbers is 57. When one more number is added, the average becomes 61. What number was added?
  30. 30.The average of 6 numbers is 41. When one more number is added, the average becomes 45. What number was added?
  31. 31.The average of 7 numbers is 52. When one more number is added, the average becomes 54. What number was added?
  32. 32.Rahul’s batting average after 14 innings is 49 runs. How many runs must Rahul score in the next innings to raise the average to 52?
  33. 33.Marks of 4 friends in a quiz: 40, 27, 44, 5. What is their average mark?
  34. 34.The average of 4 numbers is 25. When one more number is added, the average becomes 26. What number was added?
  35. 35.A shop sells an average of 53 kg of sugar a day for 6 days, and then 26 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  36. 36.The average of 6 numbers is 44. When one more number is added, the average becomes 45. What number was added?
  37. 37.Diya’s batting average after 7 innings is 38 runs. How many runs must Diya score in the next innings to raise the average to 42?
  38. 38.A shop sells an average of 55 kg of sugar a day for 4 days, and then 64 kg a day for the next 5 days. What is the average sale per day for all 9 days (in kg)?
  39. 39.The average weight of 6 children is 42 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?
  40. 40.The average of 5 numbers is 24. When one more number is added, the average becomes 30. What number was added?

Answer key

  1. 73
  2. 55
  3. 67
  4. 74
  5. 21
  6. 62
  7. 45
  8. 48
  9. 45
  10. 63
  11. 28
  12. 65
  13. 71
  14. 65
  15. 73
  16. 26
  17. 78
  18. 30
  19. 69
  20. 45
  21. 29
  22. 29
  23. 50
  24. 25
  25. 43
  26. 35
  27. 44
  28. 37
  29. 85
  30. 69
  31. 68
  32. 94
  33. 29
  34. 30
  35. 44
  36. 51
  37. 70
  38. 60
  39. 39
  40. 60

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