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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 650 · 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.Tara’s batting average after 6 innings is 27 runs. How many runs must Tara score in the next innings to raise the average to 31?
  2. 2.Marks of 6 friends in a quiz: 45, 22, 34, 49, 34, 38. What is their average mark?
  3. 3.Marks of 6 friends in a quiz: 59, 62, 37, 40, 61, 47. What is their average mark?
  4. 4.Marks of 6 friends in a quiz: 63, 64, 55, 41, 36, 41. What is their average mark?
  5. 5.The average of 6 numbers is 27. When one more number is added, the average becomes 31. What number was added?
  6. 6.A shop sells an average of 27 kg of sugar a day for 2 days, and then 67 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  7. 7.Marks of 5 friends in a quiz: 65, 80, 75, 81, 89. What is their average mark?
  8. 8.A shop sells an average of 75 kg of sugar a day for 2 days, and then 23 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  9. 9.Marks of 5 friends in a quiz: 15, 32, 18, 28, 42. What is their average mark?
  10. 10.A shop sells an average of 25 kg of sugar a day for 6 days, and then 28 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  11. 11.A shop sells an average of 78 kg of sugar a day for 4 days, and then 24 kg a day for the next 5 days. What is the average sale per day for all 9 days (in kg)?
  12. 12.A shop sells an average of 35 kg of sugar a day for 3 days, and then 47 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  13. 13.Rahul’s batting average after 10 innings is 23 runs. How many runs must Rahul score in the next innings to raise the average to 26?
  14. 14.The average of 9 numbers is 21. When one more number is added, the average becomes 27. What number was added?
  15. 15.The average of 5 numbers is 45. When one more number is added, the average becomes 47. What number was added?
  16. 16.The average of 4 numbers is 20. When one more number is added, the average becomes 25. What number was added?
  17. 17.The average of 4 numbers is 44. When one more number is added, the average becomes 49. What number was added?
  18. 18.The average of 9 numbers is 17. When one more number is added, the average becomes 23. What number was added?
  19. 19.The average weight of 6 children is 32 kg. One child, who weighs 37 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.The average weight of 9 children is 26 kg. One child, who weighs 34 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.A shop sells an average of 32 kg of sugar a day for 2 days, and then 58 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 9 children is 27 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.The average of 7 numbers is 48. When one more number is added, the average becomes 51. What number was added?
  24. 24.The average weight of 5 children is 37 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.A shop sells an average of 37 kg of sugar a day for 3 days, and then 27 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  26. 26.The average of 5 numbers is 50. When one more number is added, the average becomes 52. What number was added?
  27. 27.Marks of 5 friends in a quiz: 15, 34, 37, 14, 35. What is their average mark?
  28. 28.The average weight of 6 children is 31 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.A shop sells an average of 32 kg of sugar a day for 3 days, and then 28 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  30. 30.Aarav’s batting average after 11 innings is 44 runs. How many runs must Aarav score in the next innings to raise the average to 46?
  31. 31.The average of 8 numbers is 23. When one more number is added, the average becomes 26. What number was added?
  32. 32.A shop sells an average of 27 kg of sugar a day for 6 days, and then 75 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  33. 33.Kabir’s batting average after 13 innings is 29 runs. How many runs must Kabir score in the next innings to raise the average to 30?
  34. 34.Saanvi’s batting average after 8 innings is 22 runs. How many runs must Saanvi score in the next innings to raise the average to 24?
  35. 35.The average of 4 numbers is 42. When one more number is added, the average becomes 47. What number was added?
  36. 36.The average weight of 11 children is 38 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.Kavya’s batting average after 12 innings is 37 runs. How many runs must Kavya score in the next innings to raise the average to 42?
  38. 38.Marks of 4 friends in a quiz: 22, 38, 33, 35. What is their average mark?
  39. 39.Ananya’s batting average after 8 innings is 33 runs. How many runs must Ananya score in the next innings to raise the average to 38?
  40. 40.A shop sells an average of 49 kg of sugar a day for 6 days, and then 61 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?

Answer key

  1. 55
  2. 37
  3. 51
  4. 50
  5. 55
  6. 51
  7. 78
  8. 49
  9. 27
  10. 26
  11. 48
  12. 43
  13. 56
  14. 81
  15. 57
  16. 45
  17. 69
  18. 77
  19. 31
  20. 25
  21. 45
  22. 26
  23. 72
  24. 34
  25. 33
  26. 62
  27. 27
  28. 29
  29. 30
  30. 68
  31. 50
  32. 39
  33. 43
  34. 40
  35. 67
  36. 37
  37. 102
  38. 32
  39. 78
  40. 53

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