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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 603 · 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.Ananya’s batting average after 6 innings is 48 runs. How many runs must Ananya score in the next innings to raise the average to 50?
  2. 2.The average of 4 numbers is 29. When one more number is added, the average becomes 35. What number was added?
  3. 3.Marks of 4 friends in a quiz: 33, 17, 12, 22. What is their average mark?
  4. 4.Marks of 4 friends in a quiz: 9, 22, 19, 42. What is their average mark?
  5. 5.Kabir’s batting average after 8 innings is 49 runs. How many runs must Kabir score in the next innings to raise the average to 54?
  6. 6.A shop sells an average of 54 kg of sugar a day for 3 days, and then 59 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  7. 7.Marks of 6 friends in a quiz: 77, 93, 75, 94, 93, 84. What is their average mark?
  8. 8.The average of 5 numbers is 38. When one more number is added, the average becomes 44. What number was added?
  9. 9.Marks of 4 friends in a quiz: 56, 35, 44, 65. What is their average mark?
  10. 10.The average of 4 numbers is 56. When one more number is added, the average becomes 60. What number was added?
  11. 11.Marks of 6 friends in a quiz: 32, 53, 34, 46, 35, 58. What is their average mark?
  12. 12.Marks of 4 friends in a quiz: 61, 55, 65, 95. What is their average mark?
  13. 13.Marks of 5 friends in a quiz: 15, 24, 6, 34, 21. What is their average mark?
  14. 14.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)?
  15. 15.The average of 9 numbers is 44. When one more number is added, the average becomes 47. What number was added?
  16. 16.The average weight of 7 children is 42 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.Rahul’s batting average after 5 innings is 35 runs. How many runs must Rahul score in the next innings to raise the average to 37?
  18. 18.Diya’s batting average after 5 innings is 33 runs. How many runs must Diya score in the next innings to raise the average to 38?
  19. 19.Tara’s batting average after 9 innings is 23 runs. How many runs must Tara score in the next innings to raise the average to 24?
  20. 20.The average weight of 9 children is 40 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.The average of 8 numbers is 58. When one more number is added, the average becomes 60. What number was added?
  22. 22.The average of 9 numbers is 25. When one more number is added, the average becomes 31. What number was added?
  23. 23.A shop sells an average of 45 kg of sugar a day for 5 days, and then 21 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  24. 24.Marks of 6 friends in a quiz: 45, 27, 38, 29, 42, 59. What is their average mark?
  25. 25.Rahul’s batting average after 11 innings is 37 runs. How many runs must Rahul score in the next innings to raise the average to 42?
  26. 26.A shop sells an average of 29 kg of sugar a day for 5 days, and then 27 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  27. 27.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)?
  28. 28.Marks of 6 friends in a quiz: 31, 23, 25, 21, 25, 61. What is their average mark?
  29. 29.A shop sells an average of 46 kg of sugar a day for 5 days, and then 40 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
  30. 30.The average of 4 numbers is 35. When one more number is added, the average becomes 38. What number was added?
  31. 31.A shop sells an average of 33 kg of sugar a day for 3 days, and then 31 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  32. 32.Aditya’s batting average after 6 innings is 37 runs. How many runs must Aditya score in the next innings to raise the average to 41?
  33. 33.The average weight of 9 children is 36 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.The average weight of 9 children is 44 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.The average weight of 9 children is 45 kg. One child, who weighs 69 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.Marks of 4 friends in a quiz: 79, 94, 103, 84. What is their average mark?
  37. 37.A shop sells an average of 28 kg of sugar a day for 2 days, and then 22 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
  38. 38.The average weight of 9 children is 29 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.The average of 7 numbers is 20. When one more number is added, the average becomes 24. What number was added?
  40. 40.Nisha’s batting average after 14 innings is 24 runs. How many runs must Nisha score in the next innings to raise the average to 25?

Answer key

  1. 62
  2. 59
  3. 21
  4. 23
  5. 94
  6. 56
  7. 86
  8. 74
  9. 50
  10. 76
  11. 43
  12. 69
  13. 20
  14. 29
  15. 74
  16. 41
  17. 47
  18. 63
  19. 33
  20. 38
  21. 76
  22. 85
  23. 33
  24. 40
  25. 97
  26. 28
  27. 43
  28. 31
  29. 43
  30. 50
  31. 32
  32. 65
  33. 33
  34. 43
  35. 42
  36. 90
  37. 24
  38. 26
  39. 52
  40. 39

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