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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 479 · 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.Meera’s batting average after 12 innings is 34 runs. How many runs must Meera score in the next innings to raise the average to 38?
  2. 2.The average weight of 6 children is 46 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  3. 3.Rohan’s batting average after 5 innings is 33 runs. How many runs must Rohan score in the next innings to raise the average to 38?
  4. 4.Marks of 5 friends in a quiz: 84, 79, 82, 74, 56. What is their average mark?
  5. 5.The average of 7 numbers is 25. When one more number is added, the average becomes 29. What number was added?
  6. 6.Diya’s batting average after 15 innings is 28 runs. How many runs must Diya score in the next innings to raise the average to 29?
  7. 7.Ishaan’s batting average after 7 innings is 27 runs. How many runs must Ishaan score in the next innings to raise the average to 30?
  8. 8.Karan’s batting average after 7 innings is 45 runs. How many runs must Karan score in the next innings to raise the average to 47?
  9. 9.Meera’s batting average after 5 innings is 50 runs. How many runs must Meera score in the next innings to raise the average to 54?
  10. 10.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)?
  11. 11.Marks of 4 friends in a quiz: 34, 50, 62, 46. What is their average mark?
  12. 12.A shop sells an average of 37 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)?
  13. 13.Marks of 6 friends in a quiz: 44, 33, 32, 34, 35, 98. What is their average mark?
  14. 14.The average of 7 numbers is 48. When one more number is added, the average becomes 50. What number was added?
  15. 15.Marks of 4 friends in a quiz: 77, 86, 95, 90. What is their average mark?
  16. 16.The average weight of 5 children is 35 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  17. 17.The average weight of 5 children is 33 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  18. 18.The average weight of 7 children is 45 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.Marks of 5 friends in a quiz: 33, 25, 25, 46, 31. What is their average mark?
  20. 20.The average of 7 numbers is 41. When one more number is added, the average becomes 42. What number was added?
  21. 21.The average weight of 7 children is 26 kg. One child, who weighs 32 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.A shop sells an average of 44 kg of sugar a day for 3 days, and then 20 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  23. 23.A shop sells an average of 25 kg of sugar a day for 4 days, and then 43 kg a day for the next 5 days. What is the average sale per day for all 9 days (in kg)?
  24. 24.The average of 5 numbers is 34. When one more number is added, the average becomes 39. What number was added?
  25. 25.A shop sells an average of 61 kg of sugar a day for 3 days, and then 36 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  26. 26.A shop sells an average of 32 kg of sugar a day for 3 days, and then 22 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  27. 27.Pooja’s batting average after 13 innings is 35 runs. How many runs must Pooja score in the next innings to raise the average to 36?
  28. 28.The average weight of 6 children is 40 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  29. 29.Dev’s batting average after 9 innings is 43 runs. How many runs must Dev score in the next innings to raise the average to 47?
  30. 30.The average of 5 numbers is 46. When one more number is added, the average becomes 51. What number was added?
  31. 31.Marks of 5 friends in a quiz: 72, 57, 77, 58, 86. What is their average mark?
  32. 32.Aarav’s batting average after 8 innings is 47 runs. How many runs must Aarav score in the next innings to raise the average to 49?
  33. 33.The average of 4 numbers is 21. When one more number is added, the average becomes 25. What number was added?
  34. 34.The average of 6 numbers is 36. When one more number is added, the average becomes 41. What number was added?
  35. 35.Marks of 6 friends in a quiz: 55, 47, 46, 64, 45, 97. What is their average mark?
  36. 36.Ishaan’s batting average after 8 innings is 36 runs. How many runs must Ishaan score in the next innings to raise the average to 40?
  37. 37.Kabir’s batting average after 14 innings is 35 runs. How many runs must Kabir score in the next innings to raise the average to 40?
  38. 38.The average of 5 numbers is 37. When one more number is added, the average becomes 42. What number was added?
  39. 39.The average weight of 7 children is 38 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  40. 40.The average of 5 numbers is 50. When one more number is added, the average becomes 52. What number was added?

Answer key

  1. 86
  2. 45
  3. 63
  4. 75
  5. 57
  6. 44
  7. 51
  8. 61
  9. 74
  10. 26
  11. 48
  12. 41
  13. 46
  14. 64
  15. 87
  16. 33
  17. 30
  18. 43
  19. 32
  20. 49
  21. 25
  22. 28
  23. 35
  24. 64
  25. 51
  26. 28
  27. 49
  28. 39
  29. 83
  30. 76
  31. 70
  32. 65
  33. 41
  34. 71
  35. 59
  36. 72
  37. 110
  38. 67
  39. 37
  40. 62

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