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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 27 · 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.Farhan’s batting average after 5 innings is 44 runs. How many runs must Farhan score in the next innings to raise the average to 48?
  2. 2.The average of 5 numbers is 28. When one more number is added, the average becomes 29. What number was added?
  3. 3.A shop sells an average of 25 kg of sugar a day for 2 days, and then 45 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  4. 4.Rohan’s batting average after 9 innings is 49 runs. How many runs must Rohan score in the next innings to raise the average to 51?
  5. 5.The average of 8 numbers is 29. When one more number is added, the average becomes 34. What number was added?
  6. 6.The average weight of 7 children is 28 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
  7. 7.The average of 9 numbers is 40. When one more number is added, the average becomes 42. What number was added?
  8. 8.Vivaan’s batting average after 12 innings is 40 runs. How many runs must Vivaan score in the next innings to raise the average to 43?
  9. 9.The average weight of 6 children is 34 kg. One child, who weighs 39 kg, leaves the group. What is the new average weight (in kg)?
  10. 10.Marks of 6 friends in a quiz: 39, 36, 30, 25, 33, 71. What is their average mark?
  11. 11.The average of 5 numbers is 20. When one more number is added, the average becomes 21. What number was added?
  12. 12.Marks of 4 friends in a quiz: 48, 32, 40, 36. What is their average mark?
  13. 13.The average of 4 numbers is 36. When one more number is added, the average becomes 38. What number was added?
  14. 14.A shop sells an average of 57 kg of sugar a day for 5 days, and then 68 kg a day for the next 6 days. What is the average sale per day for all 11 days (in kg)?
  15. 15.A shop sells an average of 46 kg of sugar a day for 3 days, and then 74 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  16. 16.The average weight of 11 children is 45 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.A shop sells an average of 69 kg of sugar a day for 4 days, and then 47 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  18. 18.The average of 5 numbers is 41. When one more number is added, the average becomes 45. What number was added?
  19. 19.The average weight of 6 children is 32 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.A shop sells an average of 60 kg of sugar a day for 2 days, and then 74 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  21. 21.The average of 9 numbers is 22. When one more number is added, the average becomes 24. What number was added?
  22. 22.Marks of 4 friends in a quiz: 64, 78, 88, 82. What is their average mark?
  23. 23.The average weight of 5 children is 43 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.A shop sells an average of 50 kg of sugar a day for 3 days, and then 36 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
  25. 25.The average of 8 numbers is 22. When one more number is added, the average becomes 23. What number was added?
  26. 26.A shop sells an average of 34 kg of sugar a day for 5 days, and then 62 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?
  27. 27.A shop sells an average of 64 kg of sugar a day for 6 days, and then 20 kg a day for the next 5 days. What is the average sale per day for all 11 days (in kg)?
  28. 28.Saanvi’s batting average after 10 innings is 34 runs. How many runs must Saanvi score in the next innings to raise the average to 37?
  29. 29.Diya’s batting average after 13 innings is 37 runs. How many runs must Diya score in the next innings to raise the average to 40?
  30. 30.The average of 6 numbers is 23. When one more number is added, the average becomes 25. What number was added?
  31. 31.Marks of 4 friends in a quiz: 50, 43, 36, 43. What is their average mark?
  32. 32.Marks of 5 friends in a quiz: 97, 91, 87, 72, 83. What is their average mark?
  33. 33.The average of 5 numbers is 27. When one more number is added, the average becomes 29. What number was added?
  34. 34.The average weight of 8 children is 29 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.Marks of 5 friends in a quiz: 36, 34, 58, 40, 57. What is their average mark?
  36. 36.The average of 4 numbers is 43. When one more number is added, the average becomes 45. What number was added?
  37. 37.Marks of 4 friends in a quiz: 35, 24, 28, 13. What is their average mark?
  38. 38.Nisha’s batting average after 8 innings is 22 runs. How many runs must Nisha score in the next innings to raise the average to 23?
  39. 39.A shop sells an average of 51 kg of sugar a day for 3 days, and then 26 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  40. 40.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)?

Answer key

  1. 68
  2. 34
  3. 37
  4. 69
  5. 74
  6. 25
  7. 60
  8. 79
  9. 33
  10. 39
  11. 26
  12. 39
  13. 46
  14. 63
  15. 60
  16. 43
  17. 58
  18. 65
  19. 29
  20. 67
  21. 42
  22. 78
  23. 42
  24. 42
  25. 31
  26. 42
  27. 44
  28. 67
  29. 79
  30. 37
  31. 43
  32. 86
  33. 39
  34. 27
  35. 45
  36. 53
  37. 25
  38. 31
  39. 41
  40. 31

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