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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 718 · 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 5 numbers is 37. When one more number is added, the average becomes 39. What number was added?
  2. 2.Marks of 4 friends in a quiz: 65, 79, 60, 72. What is their average mark?
  3. 3.Aditya’s batting average after 11 innings is 43 runs. How many runs must Aditya score in the next innings to raise the average to 47?
  4. 4.Marks of 6 friends in a quiz: 20, 23, 12, 34, 27, 10. What is their average mark?
  5. 5.The average weight of 7 children is 26 kg. One child, who weighs 32 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.The average weight of 9 children is 30 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.The average of 7 numbers is 35. When one more number is added, the average becomes 36. What number was added?
  8. 8.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)?
  9. 9.The average of 4 numbers is 26. When one more number is added, the average becomes 31. What number was added?
  10. 10.Aarav’s batting average after 15 innings is 28 runs. How many runs must Aarav score in the next innings to raise the average to 33?
  11. 11.The average weight of 7 children is 39 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  12. 12.The average weight of 5 children is 28 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.Marks of 4 friends in a quiz: 44, 49, 66, 65. What is their average mark?
  14. 14.The average weight of 12 children is 33 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.The average weight of 11 children is 33 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.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)?
  17. 17.A shop sells an average of 24 kg of sugar a day for 5 days, and then 46 kg a day for the next 6 days. What is the average sale per day for all 11 days (in kg)?
  18. 18.Farhan’s batting average after 9 innings is 35 runs. How many runs must Farhan score in the next innings to raise the average to 36?
  19. 19.Dev’s batting average after 12 innings is 45 runs. How many runs must Dev score in the next innings to raise the average to 47?
  20. 20.Aarav’s batting average after 7 innings is 48 runs. How many runs must Aarav score in the next innings to raise the average to 50?
  21. 21.Marks of 6 friends in a quiz: 19, 33, 15, 21, 23, 33. What is their average mark?
  22. 22.The average of 4 numbers is 46. When one more number is added, the average becomes 52. What number was added?
  23. 23.A shop sells an average of 46 kg of sugar a day for 5 days, and then 80 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  24. 24.A shop sells an average of 23 kg of sugar a day for 2 days, and then 35 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  25. 25.Isha’s batting average after 13 innings is 32 runs. How many runs must Isha score in the next innings to raise the average to 35?
  26. 26.The average weight of 8 children is 31 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.The average weight of 9 children is 45 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.Marks of 5 friends in a quiz: 55, 75, 63, 46, 61. What is their average mark?
  29. 29.Rahul’s batting average after 6 innings is 25 runs. How many runs must Rahul score in the next innings to raise the average to 26?
  30. 30.Marks of 6 friends in a quiz: 84, 78, 94, 65, 67, 86. What is their average mark?
  31. 31.Marks of 4 friends in a quiz: 32, 33, 28, 55. What is their average mark?
  32. 32.The average weight of 6 children is 28 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  33. 33.The average of 4 numbers is 37. When one more number is added, the average becomes 39. What number was added?
  34. 34.A shop sells an average of 56 kg of sugar a day for 4 days, and then 26 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  35. 35.The average weight of 6 children is 40 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.The average weight of 10 children is 44 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.Marks of 5 friends in a quiz: 71, 55, 69, 58, 77. What is their average mark?
  38. 38.Farhan’s batting average after 12 innings is 29 runs. How many runs must Farhan score in the next innings to raise the average to 33?
  39. 39.The average of 5 numbers is 48. When one more number is added, the average becomes 54. What number was added?
  40. 40.Rahul’s batting average after 6 innings is 35 runs. How many runs must Rahul score in the next innings to raise the average to 38?

Answer key

  1. 49
  2. 69
  3. 91
  4. 21
  5. 25
  6. 29
  7. 43
  8. 38
  9. 51
  10. 108
  11. 37
  12. 26
  13. 56
  14. 31
  15. 31
  16. 44
  17. 36
  18. 45
  19. 71
  20. 64
  21. 24
  22. 76
  23. 63
  24. 31
  25. 74
  26. 28
  27. 43
  28. 60
  29. 32
  30. 79
  31. 37
  32. 26
  33. 47
  34. 41
  35. 38
  36. 42
  37. 66
  38. 81
  39. 84
  40. 56

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