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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 193 · 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.Saanvi’s batting average after 12 innings is 49 runs. How many runs must Saanvi score in the next innings to raise the average to 50?
  2. 2.Marks of 5 friends in a quiz: 80, 84, 89, 90, 52. What is their average mark?
  3. 3.The average weight of 10 children is 40 kg. One child, who weighs 58 kg, leaves the group. What is the new average weight (in kg)?
  4. 4.Zoya’s batting average after 10 innings is 24 runs. How many runs must Zoya score in the next innings to raise the average to 28?
  5. 5.Marks of 4 friends in a quiz: 11, 8, 26, 43. What is their average mark?
  6. 6.Marks of 6 friends in a quiz: 60, 36, 61, 52, 45, 22. What is their average mark?
  7. 7.Marks of 5 friends in a quiz: 66, 62, 62, 57, 73. What is their average mark?
  8. 8.Marks of 5 friends in a quiz: 48, 67, 67, 42, 46. What is their average mark?
  9. 9.The average of 8 numbers is 27. When one more number is added, the average becomes 28. What number was added?
  10. 10.Aarav’s batting average after 6 innings is 21 runs. How many runs must Aarav score in the next innings to raise the average to 23?
  11. 11.Aarav’s batting average after 14 innings is 42 runs. How many runs must Aarav score in the next innings to raise the average to 47?
  12. 12.Nisha’s batting average after 5 innings is 26 runs. How many runs must Nisha score in the next innings to raise the average to 27?
  13. 13.A shop sells an average of 78 kg of sugar a day for 6 days, and then 43 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
  14. 14.Marks of 6 friends in a quiz: 69, 72, 97, 74, 98, 94. What is their average mark?
  15. 15.Nisha’s batting average after 15 innings is 31 runs. How many runs must Nisha score in the next innings to raise the average to 34?
  16. 16.Pooja’s batting average after 14 innings is 30 runs. How many runs must Pooja score in the next innings to raise the average to 35?
  17. 17.Marks of 6 friends in a quiz: 41, 26, 30, 42, 31, 52. What is their average mark?
  18. 18.Isha’s batting average after 8 innings is 48 runs. How many runs must Isha score in the next innings to raise the average to 49?
  19. 19.A shop sells an average of 39 kg of sugar a day for 6 days, and then 61 kg a day for the next 5 days. What is the average sale per day for all 11 days (in kg)?
  20. 20.The average of 7 numbers is 46. When one more number is added, the average becomes 47. What number was added?
  21. 21.Meera’s batting average after 14 innings is 36 runs. How many runs must Meera score in the next innings to raise the average to 37?
  22. 22.Marks of 6 friends in a quiz: 35, 25, 32, 43, 20, 43. What is their average mark?
  23. 23.A shop sells an average of 31 kg of sugar a day for 6 days, and then 29 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  24. 24.The average of 6 numbers is 28. When one more number is added, the average becomes 33. What number was added?
  25. 25.A shop sells an average of 75 kg of sugar a day for 3 days, and then 47 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  26. 26.The average of 5 numbers is 45. When one more number is added, the average becomes 46. What number was added?
  27. 27.Marks of 6 friends in a quiz: 30, 43, 26, 48, 22, 47. What is their average mark?
  28. 28.The average of 5 numbers is 39. When one more number is added, the average becomes 41. What number was added?
  29. 29.Marks of 6 friends in a quiz: 78, 90, 73, 74, 78, 69. What is their average mark?
  30. 30.The average of 4 numbers is 60. When one more number is added, the average becomes 64. What number was added?
  31. 31.Aarav’s batting average after 11 innings is 27 runs. How many runs must Aarav score in the next innings to raise the average to 30?
  32. 32.Marks of 6 friends in a quiz: 24, 28, 25, 24, 26, 83. What is their average mark?
  33. 33.Diya’s batting average after 12 innings is 28 runs. How many runs must Diya score in the next innings to raise the average to 29?
  34. 34.A shop sells an average of 69 kg of sugar a day for 6 days, and then 45 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  35. 35.The average of 7 numbers is 27. When one more number is added, the average becomes 29. What number was added?
  36. 36.The average of 4 numbers is 15. When one more number is added, the average becomes 17. What number was added?
  37. 37.A shop sells an average of 21 kg of sugar a day for 6 days, and then 41 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
  38. 38.Marks of 4 friends in a quiz: 83, 78, 69, 54. What is their average mark?
  39. 39.A shop sells an average of 50 kg of sugar a day for 4 days, and then 38 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  40. 40.Marks of 5 friends in a quiz: 38, 16, 41, 32, 18. What is their average mark?

Answer key

  1. 62
  2. 79
  3. 38
  4. 68
  5. 22
  6. 46
  7. 64
  8. 54
  9. 36
  10. 35
  11. 117
  12. 32
  13. 64
  14. 84
  15. 79
  16. 105
  17. 37
  18. 57
  19. 49
  20. 54
  21. 51
  22. 33
  23. 30
  24. 63
  25. 61
  26. 51
  27. 36
  28. 51
  29. 77
  30. 80
  31. 63
  32. 35
  33. 41
  34. 57
  35. 43
  36. 25
  37. 31
  38. 71
  39. 44
  40. 29

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