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Average Questions Worksheet

Quantitative aptitude lesson 16: Averages · Set 303 · 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.Ishaan’s batting average after 8 innings is 44 runs. How many runs must Ishaan score in the next innings to raise the average to 49?
  2. 2.The average weight of 9 children is 35 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
  3. 3.The average weight of 10 children is 40 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
  4. 4.Marks of 6 friends in a quiz: 61, 60, 68, 47, 38, 44. What is their average mark?
  5. 5.The average of 7 numbers is 15. When one more number is added, the average becomes 21. What number was added?
  6. 6.Marks of 5 friends in a quiz: 31, 33, 49, 31, 31. What is their average mark?
  7. 7.A shop sells an average of 75 kg of sugar a day for 3 days, and then 55 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  8. 8.Marks of 4 friends in a quiz: 57, 63, 82, 78. What is their average mark?
  9. 9.Manav’s batting average after 5 innings is 31 runs. How many runs must Manav score in the next innings to raise the average to 35?
  10. 10.The average of 7 numbers is 40. When one more number is added, the average becomes 43. What number was added?
  11. 11.A shop sells an average of 74 kg of sugar a day for 3 days, and then 44 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
  12. 12.A shop sells an average of 74 kg of sugar a day for 4 days, and then 28 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
  13. 13.Arjun’s batting average after 7 innings is 41 runs. How many runs must Arjun score in the next innings to raise the average to 42?
  14. 14.Marks of 4 friends in a quiz: 26, 32, 45, 25. What is their average mark?
  15. 15.Meera’s batting average after 9 innings is 42 runs. How many runs must Meera score in the next innings to raise the average to 45?
  16. 16.Marks of 6 friends in a quiz: 56, 42, 29, 42, 30, 65. What is their average mark?
  17. 17.A shop sells an average of 49 kg of sugar a day for 3 days, and then 58 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
  18. 18.The average weight of 6 children is 48 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?
  19. 19.The average of 5 numbers is 47. When one more number is added, the average becomes 51. What number was added?
  20. 20.The average weight of 7 children is 46 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
  21. 21.The average weight of 6 children is 29 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
  22. 22.Marks of 5 friends in a quiz: 17, 36, 25, 16, 56. What is their average mark?
  23. 23.A shop sells an average of 40 kg of sugar a day for 2 days, and then 66 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  24. 24.Manav’s batting average after 7 innings is 34 runs. How many runs must Manav score in the next innings to raise the average to 37?
  25. 25.A shop sells an average of 21 kg of sugar a day for 3 days, and then 31 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
  26. 26.The average weight of 10 children is 33 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
  27. 27.Marks of 4 friends in a quiz: 90, 85, 79, 94. What is their average mark?
  28. 28.Tara’s batting average after 7 innings is 20 runs. How many runs must Tara score in the next innings to raise the average to 23?
  29. 29.Karan’s batting average after 7 innings is 28 runs. How many runs must Karan score in the next innings to raise the average to 32?
  30. 30.Marks of 5 friends in a quiz: 34, 51, 34, 36, 30. What is their average mark?
  31. 31.A shop sells an average of 74 kg of sugar a day for 2 days, and then 22 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
  32. 32.Marks of 5 friends in a quiz: 47, 35, 21, 38, 29. What is their average mark?
  33. 33.The average weight of 7 children is 28 kg. One child, who weighs 34 kg, leaves the group. What is the new average weight (in kg)?
  34. 34.The average weight of 10 children is 29 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
  35. 35.The average of 5 numbers is 35. When one more number is added, the average becomes 36. What number was added?
  36. 36.Aarav’s batting average after 10 innings is 21 runs. How many runs must Aarav score in the next innings to raise the average to 25?
  37. 37.Marks of 5 friends in a quiz: 27, 22, 13, 25, 23. What is their average mark?
  38. 38.The average weight of 7 children is 47 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?
  39. 39.A shop sells an average of 21 kg of sugar a day for 2 days, and then 73 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
  40. 40.The average weight of 12 children is 32 kg. One child, who weighs 65 kg, leaves the group. What is the new average weight (in kg)?

Answer key

  1. 89
  2. 34
  3. 39
  4. 53
  5. 63
  6. 35
  7. 67
  8. 70
  9. 55
  10. 64
  11. 59
  12. 51
  13. 49
  14. 32
  15. 72
  16. 44
  17. 55
  18. 45
  19. 71
  20. 45
  21. 26
  22. 30
  23. 53
  24. 58
  25. 25
  26. 31
  27. 87
  28. 44
  29. 60
  30. 37
  31. 48
  32. 34
  33. 27
  34. 26
  35. 41
  36. 65
  37. 22
  38. 44
  39. 60
  40. 29

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