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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 121 · 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 weight of 5 children is 45 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.A shop sells an average of 49 kg of sugar a day for 4 days, and then 28 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  3. 3.Kavya’s batting average after 13 innings is 46 runs. How many runs must Kavya score in the next innings to raise the average to 49?
  4. 4.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)?
  5. 5.The average weight of 9 children is 35 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
  6. 6.A shop sells an average of 32 kg of sugar a day for 6 days, and then 24 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  7. 7.The average of 5 numbers is 26. When one more number is added, the average becomes 27. What number was added?
  8. 8.Nisha’s batting average after 6 innings is 35 runs. How many runs must Nisha score in the next innings to raise the average to 36?
  9. 9.The average weight of 10 children is 40 kg. One child, who weighs 67 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.The average of 9 numbers is 19. When one more number is added, the average becomes 24. What number was added?
  11. 11.Marks of 5 friends in a quiz: 65, 72, 57, 65, 51. What is their average mark?
  12. 12.Priya’s batting average after 12 innings is 28 runs. How many runs must Priya score in the next innings to raise the average to 30?
  13. 13.The average of 8 numbers is 29. When one more number is added, the average becomes 30. What number was added?
  14. 14.Tara’s batting average after 13 innings is 30 runs. How many runs must Tara score in the next innings to raise the average to 32?
  15. 15.Marks of 6 friends in a quiz: 69, 60, 42, 45, 67, 47. What is their average mark?
  16. 16.Pooja’s batting average after 9 innings is 32 runs. How many runs must Pooja score in the next innings to raise the average to 36?
  17. 17.Marks of 5 friends in a quiz: 48, 41, 30, 46, 5. What is their average mark?
  18. 18.The average weight of 8 children is 33 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.The average weight of 8 children is 37 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.The average weight of 5 children is 41 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.Meera’s batting average after 10 innings is 26 runs. How many runs must Meera score in the next innings to raise the average to 27?
  22. 22.Pooja’s batting average after 11 innings is 47 runs. How many runs must Pooja score in the next innings to raise the average to 50?
  23. 23.Dev’s batting average after 10 innings is 21 runs. How many runs must Dev score in the next innings to raise the average to 23?
  24. 24.A shop sells an average of 35 kg of sugar a day for 4 days, and then 49 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  25. 25.Priya’s batting average after 14 innings is 44 runs. How many runs must Priya score in the next innings to raise the average to 49?
  26. 26.The average of 7 numbers is 57. When one more number is added, the average becomes 59. What number was added?
  27. 27.The average of 4 numbers is 19. When one more number is added, the average becomes 21. What number was added?
  28. 28.The average of 6 numbers is 48. When one more number is added, the average becomes 52. What number was added?
  29. 29.Ananya’s batting average after 14 innings is 46 runs. How many runs must Ananya score in the next innings to raise the average to 50?
  30. 30.Marks of 5 friends in a quiz: 78, 81, 62, 55, 69. What is their average mark?
  31. 31.The average weight of 10 children is 31 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  32. 32.The average of 5 numbers is 28. When one more number is added, the average becomes 33. What number was added?
  33. 33.Marks of 4 friends in a quiz: 56, 56, 65, 27. What is their average mark?
  34. 34.Nisha’s batting average after 7 innings is 45 runs. How many runs must Nisha score in the next innings to raise the average to 50?
  35. 35.Rahul’s batting average after 12 innings is 38 runs. How many runs must Rahul score in the next innings to raise the average to 41?
  36. 36.The average weight of 10 children is 29 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.The average of 5 numbers is 60. When one more number is added, the average becomes 63. What number was added?
  38. 38.The average weight of 12 children is 44 kg. One child, who weighs 66 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.The average weight of 7 children is 43 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  40. 40.Rohan’s batting average after 11 innings is 34 runs. How many runs must Rohan score in the next innings to raise the average to 37?

Answer key

  1. 43
  2. 42
  3. 88
  4. 33
  5. 32
  6. 28
  7. 32
  8. 42
  9. 37
  10. 69
  11. 62
  12. 54
  13. 38
  14. 58
  15. 55
  16. 72
  17. 34
  18. 30
  19. 35
  20. 38
  21. 37
  22. 83
  23. 43
  24. 41
  25. 119
  26. 73
  27. 29
  28. 76
  29. 106
  30. 69
  31. 30
  32. 58
  33. 51
  34. 85
  35. 77
  36. 28
  37. 78
  38. 42
  39. 40
  40. 70

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