← Averages lesson New set →

Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 572 · 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.Sneha’s batting average after 15 innings is 36 runs. How many runs must Sneha score in the next innings to raise the average to 40?
  2. 2.The average of 5 numbers is 25. When one more number is added, the average becomes 28. What number was added?
  3. 3.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)?
  4. 4.The average of 5 numbers is 54. When one more number is added, the average becomes 56. What number was added?
  5. 5.The average weight of 12 children is 45 kg. One child, who weighs 67 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.Zoya’s batting average after 13 innings is 33 runs. How many runs must Zoya score in the next innings to raise the average to 36?
  7. 7.Marks of 6 friends in a quiz: 7, 18, 29, 21, 35, 16. What is their average mark?
  8. 8.A shop sells an average of 55 kg of sugar a day for 6 days, and then 49 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  9. 9.The average weight of 5 children is 31 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.Dev’s batting average after 9 innings is 28 runs. How many runs must Dev score in the next innings to raise the average to 30?
  11. 11.The average of 5 numbers is 53. When one more number is added, the average becomes 57. What number was added?
  12. 12.Tara’s batting average after 15 innings is 34 runs. How many runs must Tara score in the next innings to raise the average to 38?
  13. 13.A shop sells an average of 66 kg of sugar a day for 2 days, and then 36 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  14. 14.The average of 5 numbers is 38. When one more number is added, the average becomes 42. What number was added?
  15. 15.Marks of 4 friends in a quiz: 67, 73, 86, 70. What is their average mark?
  16. 16.A shop sells an average of 37 kg of sugar a day for 5 days, and then 26 kg a day for the next 6 days. What is the average sale per day for all 11 days (in kg)?
  17. 17.The average weight of 5 children is 40 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  18. 18.A shop sells an average of 60 kg of sugar a day for 3 days, and then 45 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  19. 19.The average weight of 8 children is 28 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.The average weight of 5 children is 28 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.Marks of 6 friends in a quiz: 32, 43, 23, 25, 21, 48. What is their average mark?
  22. 22.The average weight of 12 children is 36 kg. One child, who weighs 69 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.Meera’s batting average after 5 innings is 38 runs. How many runs must Meera score in the next innings to raise the average to 41?
  24. 24.The average weight of 9 children is 39 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.A shop sells an average of 53 kg of sugar a day for 2 days, and then 21 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  26. 26.The average of 6 numbers is 32. When one more number is added, the average becomes 38. What number was added?
  27. 27.The average weight of 7 children is 47 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.Marks of 4 friends in a quiz: 58, 86, 60, 80. What is their average mark?
  29. 29.The average weight of 9 children is 43 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.Aditya’s batting average after 12 innings is 21 runs. How many runs must Aditya score in the next innings to raise the average to 25?
  31. 31.The average of 5 numbers is 20. When one more number is added, the average becomes 21. What number was added?
  32. 32.The average of 8 numbers is 55. When one more number is added, the average becomes 56. What number was added?
  33. 33.A shop sells an average of 25 kg of sugar a day for 5 days, and then 79 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  34. 34.The average weight of 6 children is 28 kg. One child, who weighs 33 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.A shop sells an average of 64 kg of sugar a day for 5 days, and then 36 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  36. 36.The average of 5 numbers is 36. When one more number is added, the average becomes 42. What number was added?
  37. 37.The average of 8 numbers is 23. When one more number is added, the average becomes 27. What number was added?
  38. 38.Marks of 4 friends in a quiz: 95, 85, 81, 79. What is their average mark?
  39. 39.Isha’s batting average after 11 innings is 30 runs. How many runs must Isha score in the next innings to raise the average to 35?
  40. 40.Marks of 6 friends in a quiz: 69, 54, 60, 50, 45, 64. What is their average mark?

Answer key

  1. 100
  2. 43
  3. 26
  4. 66
  5. 43
  6. 75
  7. 21
  8. 53
  9. 30
  10. 48
  11. 77
  12. 98
  13. 48
  14. 62
  15. 74
  16. 31
  17. 38
  18. 54
  19. 27
  20. 25
  21. 32
  22. 33
  23. 56
  24. 38
  25. 37
  26. 74
  27. 44
  28. 71
  29. 41
  30. 73
  31. 26
  32. 64
  33. 52
  34. 27
  35. 50
  36. 72
  37. 59
  38. 85
  39. 90
  40. 57

Free quantitative aptitude lessons, practice and worksheets at talentjr.in/quantitative-aptitude