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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 147 · 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 53 kg of sugar a day for 3 days, and then 62 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  2. 2.Marks of 6 friends in a quiz: 81, 77, 65, 80, 70, 77. What is their average mark?
  3. 3.A shop sells an average of 36 kg of sugar a day for 2 days, and then 66 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  4. 4.Diya’s batting average after 7 innings is 42 runs. How many runs must Diya score in the next innings to raise the average to 43?
  5. 5.Marks of 4 friends in a quiz: 97, 72, 73, 94. What is their average mark?
  6. 6.Kabir’s batting average after 9 innings is 39 runs. How many runs must Kabir score in the next innings to raise the average to 41?
  7. 7.Marks of 6 friends in a quiz: 32, 54, 38, 36, 58, 58. What is their average mark?
  8. 8.The average weight of 11 children is 32 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.A shop sells an average of 49 kg of sugar a day for 5 days, and then 47 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  10. 10.Arjun’s batting average after 5 innings is 22 runs. How many runs must Arjun score in the next innings to raise the average to 27?
  11. 11.Marks of 4 friends in a quiz: 89, 74, 74, 79. What is their average mark?
  12. 12.The average weight of 11 children is 45 kg. One child, who weighs 75 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.The average of 5 numbers is 35. When one more number is added, the average becomes 38. What number was added?
  14. 14.The average of 9 numbers is 58. When one more number is added, the average becomes 59. What number was added?
  15. 15.Marks of 6 friends in a quiz: 81, 75, 72, 74, 82, 48. What is their average mark?
  16. 16.The average weight of 12 children is 27 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.The average of 5 numbers is 19. When one more number is added, the average becomes 22. What number was added?
  18. 18.The average of 4 numbers is 42. When one more number is added, the average becomes 46. What number was added?
  19. 19.Manav’s batting average after 13 innings is 20 runs. How many runs must Manav score in the next innings to raise the average to 21?
  20. 20.A shop sells an average of 24 kg of sugar a day for 2 days, and then 40 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  21. 21.The average weight of 6 children is 34 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.A shop sells an average of 24 kg of sugar a day for 5 days, and then 48 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  23. 23.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)?
  24. 24.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 47?
  25. 25.The average weight of 8 children is 27 kg. One child, who weighs 34 kg, leaves the group. What is the new average weight (in kg)?
  26. 26.A shop sells an average of 71 kg of sugar a day for 2 days, and then 80 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  27. 27.Marks of 4 friends in a quiz: 52, 53, 46, 89. What is their average mark?
  28. 28.A shop sells an average of 29 kg of sugar a day for 2 days, and then 35 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  29. 29.The average weight of 5 children is 34 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.The average weight of 12 children is 28 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.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)?
  32. 32.Marks of 4 friends in a quiz: 66, 71, 72, 71. What is their average mark?
  33. 33.Marks of 5 friends in a quiz: 33, 52, 39, 54, 52. What is their average mark?
  34. 34.Rahul’s batting average after 12 innings is 22 runs. How many runs must Rahul score in the next innings to raise the average to 24?
  35. 35.The average of 6 numbers is 15. When one more number is added, the average becomes 16. What number was added?
  36. 36.The average weight of 12 children is 31 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.Ananya’s batting average after 9 innings is 42 runs. How many runs must Ananya score in the next innings to raise the average to 44?
  38. 38.Kavya’s batting average after 9 innings is 24 runs. How many runs must Kavya score in the next innings to raise the average to 27?
  39. 39.Diya’s batting average after 13 innings is 36 runs. How many runs must Diya score in the next innings to raise the average to 39?
  40. 40.The average of 8 numbers is 17. When one more number is added, the average becomes 20. What number was added?

Answer key

  1. 59
  2. 75
  3. 51
  4. 50
  5. 84
  6. 59
  7. 46
  8. 31
  9. 48
  10. 52
  11. 79
  12. 42
  13. 53
  14. 68
  15. 72
  16. 26
  17. 37
  18. 62
  19. 34
  20. 36
  21. 31
  22. 36
  23. 41
  24. 61
  25. 26
  26. 77
  27. 60
  28. 32
  29. 31
  30. 25
  31. 26
  32. 70
  33. 46
  34. 48
  35. 22
  36. 29
  37. 62
  38. 54
  39. 78
  40. 44

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