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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 132 · 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.Meera’s batting average after 12 innings is 29 runs. How many runs must Meera score in the next innings to raise the average to 31?
  2. 2.The average of 6 numbers is 37. When one more number is added, the average becomes 43. What number was added?
  3. 3.The average weight of 6 children is 40 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  4. 4.Marks of 4 friends in a quiz: 11, 17, 39, 37. What is their average mark?
  5. 5.The average of 7 numbers is 53. When one more number is added, the average becomes 55. What number was added?
  6. 6.The average weight of 5 children is 43 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.Rahul’s batting average after 15 innings is 49 runs. How many runs must Rahul score in the next innings to raise the average to 54?
  8. 8.The average of 7 numbers is 26. When one more number is added, the average becomes 27. What number was added?
  9. 9.A shop sells an average of 26 kg of sugar a day for 3 days, and then 66 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
  10. 10.Isha’s batting average after 10 innings is 27 runs. How many runs must Isha score in the next innings to raise the average to 28?
  11. 11.Marks of 4 friends in a quiz: 95, 96, 90, 47. What is their average mark?
  12. 12.Meera’s batting average after 11 innings is 35 runs. How many runs must Meera score in the next innings to raise the average to 40?
  13. 13.Farhan’s batting average after 5 innings is 35 runs. How many runs must Farhan score in the next innings to raise the average to 37?
  14. 14.Ananya’s batting average after 6 innings is 49 runs. How many runs must Ananya score in the next innings to raise the average to 52?
  15. 15.Marks of 4 friends in a quiz: 37, 16, 26, 41. What is their average mark?
  16. 16.Marks of 5 friends in a quiz: 40, 48, 53, 52, 77. What is their average mark?
  17. 17.A shop sells an average of 71 kg of sugar a day for 2 days, and then 22 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  18. 18.Marks of 4 friends in a quiz: 81, 81, 83, 75. What is their average mark?
  19. 19.A shop sells an average of 71 kg of sugar a day for 4 days, and then 21 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  20. 20.The average of 4 numbers is 15. When one more number is added, the average becomes 17. What number was added?
  21. 21.A shop sells an average of 78 kg of sugar a day for 2 days, and then 28 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  22. 22.Kabir’s batting average after 5 innings is 31 runs. How many runs must Kabir score in the next innings to raise the average to 32?
  23. 23.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)?
  24. 24.The average of 4 numbers is 56. When one more number is added, the average becomes 62. What number was added?
  25. 25.Vivaan’s batting average after 11 innings is 27 runs. How many runs must Vivaan score in the next innings to raise the average to 32?
  26. 26.The average weight of 9 children is 46 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.The average weight of 7 children is 32 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.Marks of 4 friends in a quiz: 30, 21, 45, 28. What is their average mark?
  29. 29.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)?
  30. 30.The average weight of 8 children is 40 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.Kabir’s batting average after 14 innings is 35 runs. How many runs must Kabir score in the next innings to raise the average to 36?
  32. 32.A shop sells an average of 54 kg of sugar a day for 2 days, and then 44 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  33. 33.Marks of 5 friends in a quiz: 21, 34, 16, 45, 39. What is their average mark?
  34. 34.The average of 5 numbers is 16. When one more number is added, the average becomes 18. What number was added?
  35. 35.The average of 7 numbers is 17. When one more number is added, the average becomes 21. What number was added?
  36. 36.Marks of 6 friends in a quiz: 45, 46, 53, 60, 49, 23. What is their average mark?
  37. 37.The average of 9 numbers is 39. When one more number is added, the average becomes 45. What number was added?
  38. 38.A shop sells an average of 35 kg of sugar a day for 6 days, and then 59 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  39. 39.The average weight of 11 children is 46 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  40. 40.The average weight of 6 children is 34 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 55
  2. 79
  3. 39
  4. 26
  5. 69
  6. 41
  7. 129
  8. 34
  9. 51
  10. 38
  11. 82
  12. 95
  13. 47
  14. 70
  15. 30
  16. 54
  17. 36
  18. 80
  19. 46
  20. 25
  21. 53
  22. 37
  23. 30
  24. 86
  25. 87
  26. 45
  27. 30
  28. 31
  29. 28
  30. 39
  31. 50
  32. 49
  33. 31
  34. 28
  35. 49
  36. 46
  37. 99
  38. 41
  39. 45
  40. 32

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