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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 552 · 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 6 children is 32 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
  2. 2.Marks of 6 friends in a quiz: 41, 47, 44, 56, 56, 80. What is their average mark?
  3. 3.A shop sells an average of 69 kg of sugar a day for 5 days, and then 33 kg a day for the next 4 days. What is the average sale per day for all 9 days (in kg)?
  4. 4.The average weight of 10 children is 35 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  5. 5.A shop sells an average of 71 kg of sugar a day for 4 days, and then 35 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  6. 6.The average weight of 7 children is 44 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.Pooja’s batting average after 6 innings is 26 runs. How many runs must Pooja score in the next innings to raise the average to 27?
  8. 8.A shop sells an average of 34 kg of sugar a day for 5 days, and then 20 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?
  9. 9.Tara’s batting average after 6 innings is 50 runs. How many runs must Tara score in the next innings to raise the average to 51?
  10. 10.Kavya’s batting average after 9 innings is 25 runs. How many runs must Kavya score in the next innings to raise the average to 30?
  11. 11.Marks of 4 friends in a quiz: 63, 43, 35, 55. What is their average mark?
  12. 12.The average weight of 6 children is 38 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  13. 13.The average weight of 5 children is 27 kg. One child, who weighs 35 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.The average of 7 numbers is 32. When one more number is added, the average becomes 34. What number was added?
  15. 15.The average of 8 numbers is 40. When one more number is added, the average becomes 42. What number was added?
  16. 16.Marks of 6 friends in a quiz: 66, 79, 80, 61, 58, 52. What is their average mark?
  17. 17.Marks of 4 friends in a quiz: 83, 83, 101, 93. What is their average mark?
  18. 18.Sneha’s batting average after 7 innings is 20 runs. How many runs must Sneha score in the next innings to raise the average to 25?
  19. 19.The average of 4 numbers is 21. When one more number is added, the average becomes 22. What number was added?
  20. 20.Rohan’s batting average after 6 innings is 48 runs. How many runs must Rohan score in the next innings to raise the average to 53?
  21. 21.A shop sells an average of 29 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)?
  22. 22.Marks of 4 friends in a quiz: 70, 68, 75, 83. What is their average mark?
  23. 23.A shop sells an average of 46 kg of sugar a day for 2 days, and then 40 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  24. 24.Vivaan’s batting average after 11 innings is 20 runs. How many runs must Vivaan score in the next innings to raise the average to 21?
  25. 25.A shop sells an average of 68 kg of sugar a day for 3 days, and then 58 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  26. 26.Marks of 4 friends in a quiz: 48, 57, 46, 49. What is their average mark?
  27. 27.Priya’s batting average after 13 innings is 49 runs. How many runs must Priya score in the next innings to raise the average to 53?
  28. 28.The average weight of 7 children is 44 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.The average of 8 numbers is 20. When one more number is added, the average becomes 24. What number was added?
  30. 30.Marks of 4 friends in a quiz: 21, 21, 44, 34. What is their average mark?
  31. 31.A shop sells an average of 76 kg of sugar a day for 3 days, and then 52 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  32. 32.Marks of 6 friends in a quiz: 24, 41, 48, 41, 42, 26. What is their average mark?
  33. 33.The average of 8 numbers is 23. When one more number is added, the average becomes 26. What number was added?
  34. 34.The average of 9 numbers is 54. When one more number is added, the average becomes 57. What number was added?
  35. 35.A shop sells an average of 21 kg of sugar a day for 4 days, and then 26 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  36. 36.The average of 9 numbers is 23. When one more number is added, the average becomes 29. What number was added?
  37. 37.A shop sells an average of 47 kg of sugar a day for 3 days, and then 50 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  38. 38.A shop sells an average of 70 kg of sugar a day for 4 days, and then 35 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
  39. 39.A shop sells an average of 67 kg of sugar a day for 2 days, and then 37 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  40. 40.The average weight of 5 children is 38 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 30
  2. 54
  3. 53
  4. 34
  5. 59
  6. 41
  7. 33
  8. 30
  9. 57
  10. 75
  11. 49
  12. 37
  13. 25
  14. 48
  15. 58
  16. 66
  17. 90
  18. 60
  19. 26
  20. 83
  21. 32
  22. 74
  23. 43
  24. 32
  25. 64
  26. 50
  27. 105
  28. 43
  29. 56
  30. 30
  31. 64
  32. 37
  33. 50
  34. 84
  35. 24
  36. 83
  37. 49
  38. 55
  39. 47
  40. 35

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