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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 186 · 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 32 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.The average of 7 numbers is 27. When one more number is added, the average becomes 28. What number was added?
  3. 3.A shop sells an average of 61 kg of sugar a day for 3 days, and then 67 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  4. 4.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)?
  5. 5.Marks of 5 friends in a quiz: 36, 13, 14, 22, 35. What is their average mark?
  6. 6.The average of 7 numbers is 42. When one more number is added, the average becomes 44. What number was added?
  7. 7.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)?
  8. 8.Meera’s batting average after 14 innings is 20 runs. How many runs must Meera score in the next innings to raise the average to 22?
  9. 9.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)?
  10. 10.The average weight of 10 children is 41 kg. One child, who weighs 68 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.Vivaan’s batting average after 14 innings is 21 runs. How many runs must Vivaan score in the next innings to raise the average to 25?
  12. 12.The average weight of 5 children is 44 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.The average of 5 numbers is 32. When one more number is added, the average becomes 37. What number was added?
  14. 14.A shop sells an average of 33 kg of sugar a day for 4 days, and then 63 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  15. 15.The average of 6 numbers is 28. When one more number is added, the average becomes 30. What number was added?
  16. 16.Marks of 5 friends in a quiz: 86, 86, 63, 64, 56. What is their average mark?
  17. 17.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)?
  18. 18.A shop sells an average of 75 kg of sugar a day for 6 days, and then 23 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
  19. 19.The average weight of 12 children is 37 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.Marks of 4 friends in a quiz: 70, 84, 80, 94. What is their average mark?
  21. 21.The average weight of 8 children is 35 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.Marks of 4 friends in a quiz: 39, 37, 47, 73. What is their average mark?
  23. 23.The average of 5 numbers is 56. When one more number is added, the average becomes 61. What number was added?
  24. 24.Marks of 4 friends in a quiz: 48, 61, 52, 55. What is their average mark?
  25. 25.A shop sells an average of 58 kg of sugar a day for 2 days, and then 78 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  26. 26.Marks of 4 friends in a quiz: 58, 47, 63, 52. What is their average mark?
  27. 27.Zoya’s batting average after 9 innings is 42 runs. How many runs must Zoya score in the next innings to raise the average to 43?
  28. 28.The average weight of 7 children is 28 kg. One child, who weighs 34 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.A shop sells an average of 20 kg of sugar a day for 3 days, and then 42 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  30. 30.The average of 7 numbers is 25. When one more number is added, the average becomes 28. What number was added?
  31. 31.Marks of 4 friends in a quiz: 24, 39, 45, 24. What is their average mark?
  32. 32.The average weight of 6 children is 40 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  33. 33.Sneha’s batting average after 6 innings is 26 runs. How many runs must Sneha score in the next innings to raise the average to 30?
  34. 34.A shop sells an average of 50 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)?
  35. 35.The average of 6 numbers is 37. When one more number is added, the average becomes 43. What number was added?
  36. 36.Marks of 4 friends in a quiz: 12, 14, 26, 28. What is their average mark?
  37. 37.Marks of 4 friends in a quiz: 43, 44, 47, 30. What is their average mark?
  38. 38.A shop sells an average of 49 kg of sugar a day for 4 days, and then 55 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  39. 39.A shop sells an average of 32 kg of sugar a day for 4 days, and then 47 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  40. 40.Marks of 5 friends in a quiz: 25, 12, 28, 30, 40. What is their average mark?

Answer key

  1. 29
  2. 35
  3. 64
  4. 45
  5. 24
  6. 58
  7. 28
  8. 50
  9. 37
  10. 38
  11. 81
  12. 42
  13. 62
  14. 51
  15. 42
  16. 71
  17. 38
  18. 62
  19. 36
  20. 82
  21. 34
  22. 49
  23. 86
  24. 54
  25. 68
  26. 55
  27. 52
  28. 27
  29. 31
  30. 49
  31. 33
  32. 37
  33. 54
  34. 47
  35. 79
  36. 20
  37. 41
  38. 51
  39. 37
  40. 27

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