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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 590 · 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 of 4 numbers is 58. When one more number is added, the average becomes 63. What number was added?
  2. 2.A shop sells an average of 74 kg of sugar a day for 6 days, and then 38 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  3. 3.Marks of 6 friends in a quiz: 72, 79, 60, 82, 60, 97. What is their average mark?
  4. 4.Priya’s batting average after 7 innings is 34 runs. How many runs must Priya score in the next innings to raise the average to 38?
  5. 5.A shop sells an average of 32 kg of sugar a day for 3 days, and then 48 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  6. 6.A shop sells an average of 26 kg of sugar a day for 2 days, and then 76 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  7. 7.The average of 7 numbers is 41. When one more number is added, the average becomes 42. What number was added?
  8. 8.The average of 7 numbers is 22. When one more number is added, the average becomes 28. What number was added?
  9. 9.Marks of 5 friends in a quiz: 85, 70, 65, 95, 85. What is their average mark?
  10. 10.Ishaan’s batting average after 7 innings is 32 runs. How many runs must Ishaan score in the next innings to raise the average to 37?
  11. 11.Marks of 4 friends in a quiz: 51, 44, 71, 66. What is their average mark?
  12. 12.The average weight of 7 children is 29 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.The average weight of 8 children is 41 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.The average of 6 numbers is 50. When one more number is added, the average becomes 53. What number was added?
  15. 15.Marks of 5 friends in a quiz: 39, 37, 14, 12, 28. What is their average mark?
  16. 16.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)?
  17. 17.Marks of 6 friends in a quiz: 43, 54, 52, 46, 43, 92. What is their average mark?
  18. 18.A shop sells an average of 34 kg of sugar a day for 2 days, and then 26 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  19. 19.Rahul’s batting average after 9 innings is 25 runs. How many runs must Rahul score in the next innings to raise the average to 29?
  20. 20.A shop sells an average of 47 kg of sugar a day for 6 days, and then 37 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  21. 21.The average weight of 11 children is 39 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.A shop sells an average of 75 kg of sugar a day for 4 days, and then 26 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  23. 23.A shop sells an average of 65 kg of sugar a day for 4 days, and then 29 kg a day for the next 5 days. What is the average sale per day for all 9 days (in kg)?
  24. 24.The average weight of 5 children is 26 kg. One child, who weighs 30 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.Marks of 4 friends in a quiz: 62, 87, 69, 86. What is their average mark?
  26. 26.The average weight of 11 children is 34 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.A shop sells an average of 52 kg of sugar a day for 4 days, and then 42 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  28. 28.The average of 4 numbers is 43. When one more number is added, the average becomes 46. What number was added?
  29. 29.A shop sells an average of 21 kg of sugar a day for 6 days, and then 49 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  30. 30.Marks of 6 friends in a quiz: 82, 69, 72, 79, 77, 89. What is their average mark?
  31. 31.A shop sells an average of 33 kg of sugar a day for 2 days, and then 29 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  32. 32.The average of 8 numbers is 54. When one more number is added, the average becomes 56. What number was added?
  33. 33.Marks of 5 friends in a quiz: 38, 24, 44, 21, 33. What is their average mark?
  34. 34.A shop sells an average of 21 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)?
  35. 35.A shop sells an average of 63 kg of sugar a day for 6 days, and then 79 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  36. 36.Marks of 4 friends in a quiz: 6, 7, 5, 62. What is their average mark?
  37. 37.A shop sells an average of 21 kg of sugar a day for 2 days, and then 61 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  38. 38.Rohan’s batting average after 9 innings is 46 runs. How many runs must Rohan score in the next innings to raise the average to 48?
  39. 39.Meera’s batting average after 7 innings is 22 runs. How many runs must Meera score in the next innings to raise the average to 27?
  40. 40.The average of 7 numbers is 47. When one more number is added, the average becomes 48. What number was added?

Answer key

  1. 83
  2. 65
  3. 75
  4. 66
  5. 40
  6. 51
  7. 49
  8. 70
  9. 80
  10. 72
  11. 58
  12. 28
  13. 40
  14. 71
  15. 26
  16. 41
  17. 55
  18. 28
  19. 65
  20. 42
  21. 37
  22. 54
  23. 45
  24. 25
  25. 76
  26. 33
  27. 46
  28. 58
  29. 28
  30. 78
  31. 31
  32. 72
  33. 32
  34. 50
  35. 71
  36. 20
  37. 45
  38. 66
  39. 62
  40. 55

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