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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 397 · 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 28 kg. One child, who weighs 32 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.Rahul’s batting average after 11 innings is 47 runs. How many runs must Rahul score in the next innings to raise the average to 52?
  3. 3.The average of 5 numbers is 47. When one more number is added, the average becomes 51. What number was added?
  4. 4.Aarav’s batting average after 10 innings is 46 runs. How many runs must Aarav score in the next innings to raise the average to 50?
  5. 5.The average of 4 numbers is 28. When one more number is added, the average becomes 32. What number was added?
  6. 6.The average of 4 numbers is 19. When one more number is added, the average becomes 22. What number was added?
  7. 7.Karan’s batting average after 14 innings is 40 runs. How many runs must Karan score in the next innings to raise the average to 43?
  8. 8.The average weight of 5 children is 37 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.Dev’s batting average after 7 innings is 39 runs. How many runs must Dev score in the next innings to raise the average to 44?
  10. 10.A shop sells an average of 37 kg of sugar a day for 5 days, and then 44 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?
  11. 11.Marks of 5 friends in a quiz: 65, 59, 69, 57, 50. What is their average mark?
  12. 12.The average of 4 numbers is 20. When one more number is added, the average becomes 22. What number was added?
  13. 13.Rahul’s batting average after 8 innings is 30 runs. How many runs must Rahul score in the next innings to raise the average to 31?
  14. 14.Marks of 6 friends in a quiz: 55, 67, 51, 69, 49, 63. What is their average mark?
  15. 15.The average weight of 6 children is 45 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  16. 16.The average weight of 6 children is 47 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.Marks of 4 friends in a quiz: 67, 72, 68, 65. What is their average mark?
  18. 18.Marks of 5 friends in a quiz: 42, 23, 42, 47, 26. What is their average mark?
  19. 19.The average of 7 numbers is 23. When one more number is added, the average becomes 27. What number was added?
  20. 20.Saanvi’s batting average after 9 innings is 40 runs. How many runs must Saanvi score in the next innings to raise the average to 45?
  21. 21.Marks of 6 friends in a quiz: 80, 98, 98, 75, 73, 86. What is their average mark?
  22. 22.A shop sells an average of 21 kg of sugar a day for 6 days, and then 26 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  23. 23.The average of 7 numbers is 50. When one more number is added, the average becomes 51. What number was added?
  24. 24.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)?
  25. 25.Marks of 4 friends in a quiz: 45, 39, 54, 34. What is their average mark?
  26. 26.The average of 9 numbers is 60. When one more number is added, the average becomes 64. What number was added?
  27. 27.The average of 4 numbers is 26. When one more number is added, the average becomes 28. What number was added?
  28. 28.The average weight of 6 children is 28 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average weight of 6 children is 36 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.Meera’s batting average after 8 innings is 23 runs. How many runs must Meera score in the next innings to raise the average to 25?
  31. 31.Vivaan’s batting average after 15 innings is 23 runs. How many runs must Vivaan score in the next innings to raise the average to 24?
  32. 32.The average of 4 numbers is 19. When one more number is added, the average becomes 23. What number was added?
  33. 33.Marks of 4 friends in a quiz: 45, 40, 44, 91. What is their average mark?
  34. 34.Marks of 5 friends in a quiz: 36, 46, 48, 43, 17. What is their average mark?
  35. 35.The average weight of 5 children is 48 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.Marks of 6 friends in a quiz: 48, 52, 39, 27, 30, 38. What is their average mark?
  37. 37.The average of 8 numbers is 23. When one more number is added, the average becomes 24. What number was added?
  38. 38.The average weight of 5 children is 31 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.A shop sells an average of 58 kg of sugar a day for 2 days, and then 20 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  40. 40.The average weight of 7 children is 46 kg. One child, who weighs 64 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 27
  2. 107
  3. 71
  4. 90
  5. 48
  6. 34
  7. 85
  8. 36
  9. 79
  10. 39
  11. 60
  12. 30
  13. 39
  14. 59
  15. 42
  16. 44
  17. 68
  18. 36
  19. 55
  20. 90
  21. 85
  22. 23
  23. 58
  24. 26
  25. 43
  26. 100
  27. 36
  28. 25
  29. 34
  30. 41
  31. 39
  32. 39
  33. 55
  34. 38
  35. 45
  36. 39
  37. 32
  38. 29
  39. 39
  40. 43

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