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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 335 · 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 7 numbers is 48. When one more number is added, the average becomes 50. What number was added?
  2. 2.Marks of 4 friends in a quiz: 43, 59, 67, 47. What is their average mark?
  3. 3.A shop sells an average of 38 kg of sugar a day for 5 days, and then 30 kg a day for the next 3 days. What is the average sale per day for all 8 days (in kg)?
  4. 4.The average of 6 numbers is 26. When one more number is added, the average becomes 32. What number was added?
  5. 5.Saanvi’s batting average after 7 innings is 33 runs. How many runs must Saanvi score in the next innings to raise the average to 37?
  6. 6.A shop sells an average of 74 kg of sugar a day for 3 days, and then 68 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  7. 7.The average of 8 numbers is 60. When one more number is added, the average becomes 61. What number was added?
  8. 8.Kavya’s batting average after 5 innings is 42 runs. How many runs must Kavya score in the next innings to raise the average to 43?
  9. 9.The average of 7 numbers is 39. When one more number is added, the average becomes 42. What number was added?
  10. 10.Rahul’s batting average after 13 innings is 25 runs. How many runs must Rahul score in the next innings to raise the average to 29?
  11. 11.Marks of 5 friends in a quiz: 90, 79, 88, 89, 34. What is their average mark?
  12. 12.Farhan’s batting average after 9 innings is 38 runs. How many runs must Farhan score in the next innings to raise the average to 41?
  13. 13.Marks of 5 friends in a quiz: 35, 33, 59, 48, 45. What is their average mark?
  14. 14.Meera’s batting average after 8 innings is 36 runs. How many runs must Meera score in the next innings to raise the average to 38?
  15. 15.The average weight of 6 children is 33 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.A shop sells an average of 28 kg of sugar a day for 2 days, and then 80 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  17. 17.Marks of 4 friends in a quiz: 77, 75, 91, 93. What is their average mark?
  18. 18.The average weight of 10 children is 34 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.The average weight of 11 children is 40 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.Marks of 5 friends in a quiz: 35, 12, 22, 16, 45. What is their average mark?
  21. 21.A shop sells an average of 71 kg of sugar a day for 5 days, and then 47 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  22. 22.Marks of 4 friends in a quiz: 80, 81, 75, 84. What is their average mark?
  23. 23.Sneha’s batting average after 5 innings is 40 runs. How many runs must Sneha score in the next innings to raise the average to 45?
  24. 24.Marks of 4 friends in a quiz: 49, 44, 30, 57. What is their average mark?
  25. 25.The average weight of 5 children is 42 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.The average of 6 numbers is 60. When one more number is added, the average becomes 66. What number was added?
  27. 27.The average of 4 numbers is 41. When one more number is added, the average becomes 44. What number was added?
  28. 28.A shop sells an average of 36 kg of sugar a day for 6 days, and then 46 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  29. 29.A shop sells an average of 56 kg of sugar a day for 2 days, and then 52 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  30. 30.Dev’s batting average after 7 innings is 27 runs. How many runs must Dev score in the next innings to raise the average to 29?
  31. 31.Marks of 6 friends in a quiz: 41, 46, 61, 52, 61, 63. What is their average mark?
  32. 32.Ananya’s batting average after 7 innings is 26 runs. How many runs must Ananya score in the next innings to raise the average to 31?
  33. 33.Rohan’s batting average after 9 innings is 40 runs. How many runs must Rohan score in the next innings to raise the average to 43?
  34. 34.Rohan’s batting average after 5 innings is 32 runs. How many runs must Rohan score in the next innings to raise the average to 36?
  35. 35.Marks of 4 friends in a quiz: 15, 21, 19, 37. What is their average mark?
  36. 36.A shop sells an average of 36 kg of sugar a day for 2 days, and then 80 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  37. 37.A shop sells an average of 35 kg of sugar a day for 5 days, and then 71 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  38. 38.A shop sells an average of 20 kg of sugar a day for 4 days, and then 34 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  39. 39.Diya’s batting average after 10 innings is 37 runs. How many runs must Diya score in the next innings to raise the average to 40?
  40. 40.Aarav’s batting average after 13 innings is 33 runs. How many runs must Aarav score in the next innings to raise the average to 38?

Answer key

  1. 64
  2. 54
  3. 35
  4. 68
  5. 65
  6. 71
  7. 69
  8. 48
  9. 63
  10. 81
  11. 76
  12. 68
  13. 44
  14. 54
  15. 30
  16. 54
  17. 84
  18. 32
  19. 38
  20. 26
  21. 59
  22. 80
  23. 70
  24. 45
  25. 39
  26. 102
  27. 56
  28. 41
  29. 53
  30. 43
  31. 54
  32. 66
  33. 70
  34. 56
  35. 23
  36. 69
  37. 53
  38. 26
  39. 70
  40. 103

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