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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 265 · 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.Tara’s batting average after 10 innings is 46 runs. How many runs must Tara score in the next innings to raise the average to 50?
  2. 2.Karan’s batting average after 7 innings is 27 runs. How many runs must Karan score in the next innings to raise the average to 32?
  3. 3.The average of 4 numbers is 19. When one more number is added, the average becomes 21. What number was added?
  4. 4.The average of 6 numbers is 57. When one more number is added, the average becomes 61. What number was added?
  5. 5.Marks of 4 friends in a quiz: 69, 93, 87, 67. What is their average mark?
  6. 6.Diya’s batting average after 6 innings is 22 runs. How many runs must Diya score in the next innings to raise the average to 24?
  7. 7.A shop sells an average of 74 kg of sugar a day for 3 days, and then 34 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  8. 8.The average weight of 6 children is 46 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  9. 9.A shop sells an average of 20 kg of sugar a day for 2 days, and then 78 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  10. 10.Tara’s batting average after 14 innings is 41 runs. How many runs must Tara score in the next innings to raise the average to 46?
  11. 11.Marks of 5 friends in a quiz: 19, 26, 16, 25, 14. What is their average mark?
  12. 12.The average of 9 numbers is 60. When one more number is added, the average becomes 63. What number was added?
  13. 13.The average weight of 7 children is 40 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.The average weight of 6 children is 42 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
  15. 15.Marks of 6 friends in a quiz: 52, 40, 59, 64, 51, 40. What is their average mark?
  16. 16.Marks of 4 friends in a quiz: 73, 90, 77, 96. What is their average mark?
  17. 17.The average of 9 numbers is 33. When one more number is added, the average becomes 37. What number was added?
  18. 18.The average weight of 11 children is 27 kg. One child, who weighs 37 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.Aditya’s batting average after 11 innings is 40 runs. How many runs must Aditya score in the next innings to raise the average to 42?
  20. 20.The average of 4 numbers is 35. When one more number is added, the average becomes 41. What number was added?
  21. 21.Aarav’s batting average after 6 innings is 46 runs. How many runs must Aarav score in the next innings to raise the average to 51?
  22. 22.The average weight of 8 children is 44 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  23. 23.Tara’s batting average after 15 innings is 42 runs. How many runs must Tara score in the next innings to raise the average to 44?
  24. 24.The average weight of 6 children is 28 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  25. 25.Marks of 5 friends in a quiz: 61, 52, 61, 65, 81. What is their average mark?
  26. 26.Marks of 6 friends in a quiz: 41, 28, 27, 49, 25, 40. What is their average mark?
  27. 27.The average weight of 6 children is 28 kg. One child, who weighs 38 kg, leaves the group. What is the new average weight (in kg)?
  28. 28.Sneha’s batting average after 15 innings is 20 runs. How many runs must Sneha score in the next innings to raise the average to 24?
  29. 29.Marks of 4 friends in a quiz: 27, 16, 34, 27. What is their average mark?
  30. 30.A shop sells an average of 52 kg of sugar a day for 2 days, and then 57 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
  31. 31.Marks of 4 friends in a quiz: 27, 50, 30, 45. What is their average mark?
  32. 32.The average weight of 11 children is 41 kg. One child, who weighs 61 kg, leaves the group. What is the new average weight (in kg)?
  33. 33.Marks of 4 friends in a quiz: 33, 30, 45, 20. What is their average mark?
  34. 34.A shop sells an average of 65 kg of sugar a day for 2 days, and then 77 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  35. 35.A shop sells an average of 25 kg of sugar a day for 3 days, and then 55 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  36. 36.A shop sells an average of 58 kg of sugar a day for 3 days, and then 22 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  37. 37.A shop sells an average of 67 kg of sugar a day for 6 days, and then 33 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  38. 38.A shop sells an average of 51 kg of sugar a day for 3 days, and then 61 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  39. 39.Marks of 5 friends in a quiz: 20, 36, 46, 16, 37. What is their average mark?
  40. 40.Marks of 5 friends in a quiz: 87, 81, 99, 82, 71. What is their average mark?

Answer key

  1. 90
  2. 67
  3. 29
  4. 85
  5. 79
  6. 36
  7. 58
  8. 44
  9. 49
  10. 116
  11. 20
  12. 90
  13. 38
  14. 41
  15. 51
  16. 84
  17. 73
  18. 26
  19. 64
  20. 65
  21. 81
  22. 43
  23. 74
  24. 25
  25. 64
  26. 35
  27. 26
  28. 84
  29. 26
  30. 55
  31. 38
  32. 39
  33. 32
  34. 71
  35. 45
  36. 40
  37. 50
  38. 55
  39. 31
  40. 84

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