← Averages lesson New set →

Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 148 · 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 36 kg of sugar a day for 5 days, and then 50 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?
  2. 2.Priya’s batting average after 7 innings is 25 runs. How many runs must Priya score in the next innings to raise the average to 27?
  3. 3.Marks of 5 friends in a quiz: 85, 66, 82, 71, 81. What is their average mark?
  4. 4.Marks of 6 friends in a quiz: 10, 26, 26, 15, 23, 38. What is their average mark?
  5. 5.The average of 4 numbers is 50. When one more number is added, the average becomes 55. What number was added?
  6. 6.Marks of 5 friends in a quiz: 44, 43, 40, 41, 67. What is their average mark?
  7. 7.Marks of 5 friends in a quiz: 25, 31, 30, 17, 17. What is their average mark?
  8. 8.Rohan’s batting average after 14 innings is 23 runs. How many runs must Rohan score in the next innings to raise the average to 24?
  9. 9.Ananya’s batting average after 13 innings is 22 runs. How many runs must Ananya score in the next innings to raise the average to 23?
  10. 10.Diya’s batting average after 6 innings is 31 runs. How many runs must Diya score in the next innings to raise the average to 35?
  11. 11.Marks of 6 friends in a quiz: 20, 46, 22, 20, 20, 64. What is their average mark?
  12. 12.The average of 8 numbers is 31. When one more number is added, the average becomes 33. What number was added?
  13. 13.A shop sells an average of 60 kg of sugar a day for 6 days, and then 20 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  14. 14.Marks of 5 friends in a quiz: 47, 27, 27, 49, 20. What is their average mark?
  15. 15.The average of 5 numbers is 37. When one more number is added, the average becomes 38. What number was added?
  16. 16.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)?
  17. 17.A shop sells an average of 44 kg of sugar a day for 4 days, and then 50 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
  18. 18.A shop sells an average of 39 kg of sugar a day for 4 days, and then 59 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  19. 19.The average weight of 5 children is 42 kg. One child, who weighs 50 kg, leaves the group. What is the new average weight (in kg)?
  20. 20.The average of 8 numbers is 15. When one more number is added, the average becomes 18. What number was added?
  21. 21.The average of 4 numbers is 31. When one more number is added, the average becomes 36. What number was added?
  22. 22.Diya’s batting average after 5 innings is 30 runs. How many runs must Diya score in the next innings to raise the average to 32?
  23. 23.The average of 5 numbers is 27. When one more number is added, the average becomes 31. What number was added?
  24. 24.Marks of 6 friends in a quiz: 82, 79, 74, 91, 96, 88. What is their average mark?
  25. 25.Arjun’s batting average after 6 innings is 23 runs. How many runs must Arjun score in the next innings to raise the average to 27?
  26. 26.A shop sells an average of 62 kg of sugar a day for 3 days, and then 59 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  27. 27.A shop sells an average of 68 kg of sugar a day for 2 days, and then 33 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
  28. 28.Rahul’s batting average after 8 innings is 42 runs. How many runs must Rahul score in the next innings to raise the average to 43?
  29. 29.Marks of 6 friends in a quiz: 48, 44, 64, 42, 58, 38. What is their average mark?
  30. 30.The average of 6 numbers is 42. When one more number is added, the average becomes 46. What number was added?
  31. 31.The average weight of 6 children is 30 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  32. 32.A shop sells an average of 67 kg of sugar a day for 5 days, and then 31 kg a day for the next 4 days. What is the average sale per day for all 9 days (in kg)?
  33. 33.Marks of 6 friends in a quiz: 47, 57, 47, 66, 52, 43. What is their average mark?
  34. 34.The average weight of 7 children is 37 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.Priya’s batting average after 9 innings is 38 runs. How many runs must Priya score in the next innings to raise the average to 43?
  36. 36.The average weight of 11 children is 30 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
  37. 37.Marks of 6 friends in a quiz: 48, 36, 30, 47, 35, 74. What is their average mark?
  38. 38.The average of 4 numbers is 35. When one more number is added, the average becomes 38. What number was added?
  39. 39.Diya’s batting average after 15 innings is 38 runs. How many runs must Diya score in the next innings to raise the average to 39?
  40. 40.Marks of 4 friends in a quiz: 43, 36, 59, 46. What is their average mark?

Answer key

  1. 40
  2. 41
  3. 77
  4. 23
  5. 75
  6. 47
  7. 24
  8. 38
  9. 36
  10. 59
  11. 32
  12. 49
  13. 40
  14. 34
  15. 43
  16. 34
  17. 46
  18. 49
  19. 40
  20. 42
  21. 56
  22. 42
  23. 51
  24. 85
  25. 51
  26. 60
  27. 43
  28. 51
  29. 49
  30. 70
  31. 28
  32. 51
  33. 52
  34. 35
  35. 88
  36. 29
  37. 45
  38. 50
  39. 54
  40. 46

Free quantitative aptitude lessons, practice and worksheets at talentjr.in/quantitative-aptitude