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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 82 · 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 11 children is 42 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.The average of 9 numbers is 18. When one more number is added, the average becomes 19. What number was added?
  3. 3.A shop sells an average of 37 kg of sugar a day for 6 days, and then 58 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
  4. 4.Arjun’s batting average after 13 innings is 37 runs. How many runs must Arjun score in the next innings to raise the average to 40?
  5. 5.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)?
  6. 6.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)?
  7. 7.The average weight of 8 children is 29 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  8. 8.Marks of 4 friends in a quiz: 56, 54, 79, 87. What is their average mark?
  9. 9.The average of 9 numbers is 28. When one more number is added, the average becomes 34. What number was added?
  10. 10.The average weight of 11 children is 46 kg. One child, who weighs 66 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.A shop sells an average of 35 kg of sugar a day for 5 days, and then 59 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  12. 12.The average weight of 5 children is 36 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.A shop sells an average of 36 kg of sugar a day for 2 days, and then 30 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  14. 14.The average weight of 6 children is 36 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.Ananya’s batting average after 12 innings is 27 runs. How many runs must Ananya score in the next innings to raise the average to 31?
  16. 16.A shop sells an average of 58 kg of sugar a day for 2 days, and then 79 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  17. 17.Meera’s batting average after 12 innings is 50 runs. How many runs must Meera score in the next innings to raise the average to 54?
  18. 18.The average of 8 numbers is 37. When one more number is added, the average becomes 40. What number was added?
  19. 19.The average weight of 8 children is 41 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.The average of 4 numbers is 49. When one more number is added, the average becomes 50. What number was added?
  21. 21.A shop sells an average of 66 kg of sugar a day for 2 days, and then 56 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  22. 22.Zoya’s batting average after 8 innings is 37 runs. How many runs must Zoya score in the next innings to raise the average to 41?
  23. 23.The average of 7 numbers is 56. When one more number is added, the average becomes 60. What number was added?
  24. 24.Marks of 6 friends in a quiz: 40, 51, 58, 39, 52, 60. What is their average mark?
  25. 25.The average weight of 6 children is 30 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.A shop sells an average of 77 kg of sugar a day for 5 days, and then 67 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  27. 27.Sneha’s batting average after 13 innings is 49 runs. How many runs must Sneha score in the next innings to raise the average to 51?
  28. 28.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)?
  29. 29.Marks of 6 friends in a quiz: 44, 50, 33, 51, 36, 56. What is their average mark?
  30. 30.Marks of 4 friends in a quiz: 70, 59, 45, 62. What is their average mark?
  31. 31.A shop sells an average of 37 kg of sugar a day for 5 days, and then 61 kg a day for the next 3 days. What is the average sale per day for all 8 days (in kg)?
  32. 32.The average weight of 8 children is 33 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  33. 33.A shop sells an average of 25 kg of sugar a day for 4 days, and then 60 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  34. 34.Marks of 4 friends in a quiz: 66, 63, 58, 77. What is their average mark?
  35. 35.The average weight of 8 children is 36 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.The average weight of 9 children is 36 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.The average weight of 7 children is 31 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  38. 38.Marks of 6 friends in a quiz: 73, 75, 74, 57, 77, 28. What is their average mark?
  39. 39.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 48?
  40. 40.Saanvi’s batting average after 7 innings is 33 runs. How many runs must Saanvi score in the next innings to raise the average to 36?

Answer key

  1. 40
  2. 28
  3. 44
  4. 79
  5. 43
  6. 27
  7. 26
  8. 69
  9. 88
  10. 44
  11. 47
  12. 34
  13. 32
  14. 35
  15. 79
  16. 72
  17. 102
  18. 64
  19. 38
  20. 54
  21. 61
  22. 73
  23. 88
  24. 50
  25. 28
  26. 72
  27. 77
  28. 36
  29. 45
  30. 59
  31. 46
  32. 32
  33. 46
  34. 66
  35. 33
  36. 33
  37. 28
  38. 64
  39. 84
  40. 57

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