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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 524 · 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.A shop sells an average of 23 kg of sugar a day for 6 days, and then 75 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  2. 2.The average weight of 9 children is 43 kg. One child, who weighs 67 kg, leaves the group. What is the new average weight (in kg)?
  3. 3.Karan’s batting average after 15 innings is 46 runs. How many runs must Karan score in the next innings to raise the average to 47?
  4. 4.Ishaan’s batting average after 7 innings is 24 runs. How many runs must Ishaan score in the next innings to raise the average to 27?
  5. 5.A shop sells an average of 56 kg of sugar a day for 4 days, and then 20 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  6. 6.A shop sells an average of 34 kg of sugar a day for 5 days, and then 42 kg a day for the next 3 days. What is the average sale per day for all 8 days (in kg)?
  7. 7.A shop sells an average of 39 kg of sugar a day for 3 days, and then 35 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  8. 8.Vivaan’s batting average after 10 innings is 42 runs. How many runs must Vivaan score in the next innings to raise the average to 46?
  9. 9.Marks of 4 friends in a quiz: 19, 16, 19, 70. What is their average mark?
  10. 10.The average weight of 12 children is 44 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
  11. 11.Marks of 5 friends in a quiz: 43, 49, 55, 29, 24. What is their average mark?
  12. 12.A shop sells an average of 66 kg of sugar a day for 2 days, and then 36 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  13. 13.Marks of 4 friends in a quiz: 93, 75, 96, 92. What is their average mark?
  14. 14.Manav’s batting average after 13 innings is 39 runs. How many runs must Manav score in the next innings to raise the average to 41?
  15. 15.The average of 6 numbers is 54. When one more number is added, the average becomes 59. What number was added?
  16. 16.Meera’s batting average after 6 innings is 25 runs. How many runs must Meera score in the next innings to raise the average to 26?
  17. 17.Kabir’s batting average after 8 innings is 47 runs. How many runs must Kabir score in the next innings to raise the average to 48?
  18. 18.The average weight of 10 children is 29 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.Diya’s batting average after 8 innings is 45 runs. How many runs must Diya score in the next innings to raise the average to 47?
  20. 20.Marks of 6 friends in a quiz: 72, 90, 70, 68, 82, 98. What is their average mark?
  21. 21.Zoya’s batting average after 6 innings is 34 runs. How many runs must Zoya score in the next innings to raise the average to 38?
  22. 22.Marks of 5 friends in a quiz: 60, 60, 67, 58, 30. What is their average mark?
  23. 23.The average weight of 6 children is 29 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.The average weight of 6 children is 44 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.Marks of 4 friends in a quiz: 100, 94, 100, 62. What is their average mark?
  26. 26.The average of 7 numbers is 22. When one more number is added, the average becomes 23. What number was added?
  27. 27.The average weight of 5 children is 29 kg. One child, who weighs 33 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.The average weight of 8 children is 35 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average of 4 numbers is 31. When one more number is added, the average becomes 37. What number was added?
  30. 30.The average of 7 numbers is 28. When one more number is added, the average becomes 33. What number was added?
  31. 31.The average weight of 10 children is 47 kg. One child, who weighs 74 kg, leaves the group. What is the new average weight (in kg)?
  32. 32.The average weight of 7 children is 41 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
  33. 33.Marks of 5 friends in a quiz: 25, 18, 9, 32, 26. What is their average mark?
  34. 34.The average of 5 numbers is 41. When one more number is added, the average becomes 42. What number was added?
  35. 35.The average weight of 7 children is 45 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.Zoya’s batting average after 11 innings is 48 runs. How many runs must Zoya score in the next innings to raise the average to 50?
  37. 37.The average of 9 numbers is 60. When one more number is added, the average becomes 61. What number was added?
  38. 38.Aditya’s batting average after 10 innings is 33 runs. How many runs must Aditya score in the next innings to raise the average to 36?
  39. 39.The average weight of 6 children is 35 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  40. 40.A shop sells an average of 35 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)?

Answer key

  1. 49
  2. 40
  3. 62
  4. 48
  5. 38
  6. 37
  7. 37
  8. 86
  9. 31
  10. 43
  11. 40
  12. 48
  13. 89
  14. 67
  15. 89
  16. 32
  17. 56
  18. 27
  19. 63
  20. 80
  21. 62
  22. 55
  23. 26
  24. 41
  25. 89
  26. 30
  27. 28
  28. 33
  29. 61
  30. 68
  31. 44
  32. 38
  33. 22
  34. 47
  35. 44
  36. 72
  37. 70
  38. 66
  39. 32
  40. 28

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