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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 653 · 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.Kabir’s batting average after 7 innings is 23 runs. How many runs must Kabir score in the next innings to raise the average to 27?
  2. 2.Marks of 6 friends in a quiz: 47, 42, 39, 36, 30, 46. What is their average mark?
  3. 3.The average of 9 numbers is 43. When one more number is added, the average becomes 44. What number was added?
  4. 4.The average weight of 9 children is 28 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  5. 5.Marks of 4 friends in a quiz: 47, 67, 48, 58. What is their average mark?
  6. 6.Aditya’s batting average after 11 innings is 26 runs. How many runs must Aditya score in the next innings to raise the average to 28?
  7. 7.The average of 6 numbers is 43. When one more number is added, the average becomes 44. What number was added?
  8. 8.Marks of 5 friends in a quiz: 71, 71, 77, 61, 85. What is their average mark?
  9. 9.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)?
  10. 10.Marks of 5 friends in a quiz: 58, 72, 52, 79, 64. What is their average mark?
  11. 11.Marks of 4 friends in a quiz: 41, 41, 14, 12. What is their average mark?
  12. 12.Kavya’s batting average after 14 innings is 35 runs. How many runs must Kavya score in the next innings to raise the average to 37?
  13. 13.The average weight of 7 children is 39 kg. One child, who weighs 57 kg, leaves the group. What is the new average weight (in kg)?
  14. 14.A shop sells an average of 28 kg of sugar a day for 4 days, and then 33 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
  15. 15.Ishaan’s batting average after 11 innings is 34 runs. How many runs must Ishaan score in the next innings to raise the average to 37?
  16. 16.The average of 5 numbers is 33. When one more number is added, the average becomes 34. What number was added?
  17. 17.The average of 4 numbers is 23. When one more number is added, the average becomes 25. What number was added?
  18. 18.Priya’s batting average after 15 innings is 23 runs. How many runs must Priya score in the next innings to raise the average to 24?
  19. 19.Meera’s batting average after 10 innings is 47 runs. How many runs must Meera score in the next innings to raise the average to 50?
  20. 20.Marks of 5 friends in a quiz: 7, 15, 20, 21, 37. What is their average mark?
  21. 21.Marks of 6 friends in a quiz: 71, 70, 53, 52, 67, 41. What is their average mark?
  22. 22.The average of 9 numbers is 41. When one more number is added, the average becomes 42. What number was added?
  23. 23.The average weight of 11 children is 32 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
  24. 24.Marks of 6 friends in a quiz: 76, 97, 78, 105, 104, 80. What is their average mark?
  25. 25.The average of 9 numbers is 18. When one more number is added, the average becomes 24. What number was added?
  26. 26.Karan’s batting average after 6 innings is 43 runs. How many runs must Karan score in the next innings to raise the average to 47?
  27. 27.Marks of 5 friends in a quiz: 45, 70, 53, 63, 44. What is their average mark?
  28. 28.Tara’s batting average after 15 innings is 24 runs. How many runs must Tara score in the next innings to raise the average to 26?
  29. 29.The average weight of 8 children is 27 kg. One child, who weighs 34 kg, leaves the group. What is the new average weight (in kg)?
  30. 30.The average weight of 8 children is 45 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
  31. 31.Marks of 4 friends in a quiz: 55, 68, 79, 62. What is their average mark?
  32. 32.Marks of 5 friends in a quiz: 43, 28, 24, 43, 17. What is their average mark?
  33. 33.The average weight of 10 children is 38 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.Marks of 4 friends in a quiz: 13, 23, 23, 45. What is their average mark?
  35. 35.The average weight of 8 children is 37 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  36. 36.Sneha’s batting average after 9 innings is 20 runs. How many runs must Sneha score in the next innings to raise the average to 22?
  37. 37.Marks of 5 friends in a quiz: 8, 37, 18, 22, 30. What is their average mark?
  38. 38.The average of 9 numbers is 22. When one more number is added, the average becomes 23. What number was added?
  39. 39.The average weight of 11 children is 35 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
  40. 40.The average weight of 10 children is 29 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 55
  2. 40
  3. 53
  4. 25
  5. 55
  6. 50
  7. 50
  8. 73
  9. 39
  10. 65
  11. 27
  12. 65
  13. 36
  14. 31
  15. 70
  16. 39
  17. 33
  18. 39
  19. 80
  20. 20
  21. 59
  22. 51
  23. 29
  24. 90
  25. 78
  26. 71
  27. 55
  28. 56
  29. 26
  30. 43
  31. 66
  32. 31
  33. 35
  34. 26
  35. 35
  36. 40
  37. 23
  38. 32
  39. 34
  40. 27

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